MASTER Net MASTER Database: GRB210308.28 pagePlease use the reference to MASTER DataBase as Lipunov et al., 2010, MASTER Robotic Net, Advances in Astronomy, vol. 2010, p.30L |
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| MASTER observatories and transients from them in error-field |
You are viewing outdated information, relevant error box is here
All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
1563674
2021-03-08 06:45:16.409645
04h 28m 17.76s +37d 26m 02.4s
SWIFT
0.000111111
alert
1036227
2
81
alert
1563668
2021-03-08 06:40:22.862737
04h 28m 18.48s +37d 26m 06.0s
SWIFT
0
alert
1036227
1
78
alert
1563666
2021-03-08 06:40:19.062949
04h 28m 18.48s +37d 26m 06.0s
SWIFT
0.00169444
alert
1036227
4
69
alert
1563656
2021-03-08 06:39:55.198688
04h 28m 18.48s +37d 26m 06.0s
SWIFT
0.00169444
alert
1036227
4
67
alert
1563625
2021-03-08 06:38:22.289344
04h 28m 21.12s +37d 24m 39.6s
SWIFT
0.05
alert
1036227
7
61
alert
MASTER optical transients in this field
Will be published in GCN, ATEL
Distance | datetime | coord2000 | observatory | links |
trigger | notice | notice+1hr | now |
2021-03-08 06:39:21 (JD 2459281.777326) Siderial time 20.243384 h Ra 04:28:18.48 Dec 37:26:06.00 Rise n/a Transit n/a Set n/a AmurObject: Altitude: 62.91 Azimuth: 285.42 Sun: Altitude: 22.64 Azimuth: 49.65 Moon: Altitude: -29.11 Azimuth: 84.94 TunkaObject: Altitude: 47.57 Azimuth: 266.18 Sun: Altitude: 30.66 Azimuth: 23.92 Moon: Altitude: -14.60 Azimuth: 67.85 KislovodskObject: Altitude: 8.42 Azimuth: 224.85 Sun: Altitude: 29.47 Azimuth: 312.57 Moon: Altitude: 18.50 Azimuth: 20.16 TavridaObject: Altitude: 5.05 Azimuth: 219.52 Sun: Altitude: 24.11 Azimuth: 305.08 Moon: Altitude: 19.25 Azimuth: 12.12 SAAOObject: Altitude: -57.24 Azimuth: 249.84 Sun: Altitude: 26.34 Azimuth: 258.39 Moon: Altitude: 82.67 Azimuth: 184.02 IACObject: Altitude: -24.22 Azimuth: 182.13 Sun: Altitude: -10.31 Azimuth: 270.03 Moon: Altitude: 25.38 Azimuth: 322.00 ArgentinaObject: Altitude: -48.66 Azimuth: 112.21 Sun: Altitude: -44.59 Azimuth: 318.79 Moon: Altitude: 12.35 Azimuth: 292.00 MexicoObject: Altitude: 19.30 Azimuth: 122.75 Sun: Altitude: -61.14 Azimuth: 152.41 Moon: Altitude: -47.34 Azimuth: 274.38 UralObject: Altitude: 25.08 Azimuth: 239.21 Sun: Altitude: 25.30 Azimuth: 334.45 Moon: Altitude: 1.84 Azimuth: 34.06 VostryakovoObject: Altitude: 14.66 Azimuth: 223.35 Sun: Altitude: 19.37 Azimuth: 311.94 Moon: Altitude: 8.33 Azimuth: 15.01 Gal. latitude: -7.259013 Gal. longitude: 163.867230 Dist. to Sun: 83.895236 Dist. to Moon: 143.689605 Moon coord.: (287.409551 d, -25.066055 d) Sun coord.: (348.611964 d, -4.893793 d) Lunar disk: 0.265703 Lunar phase: 117.943125 Lunar bright limb: 81.785230 No SN in this field |
2021-03-08 06:39:55 (JD 2459281.777720) Siderial time 20.252854 h Ra 04:28:18.48 Dec 37:26:06.00 Rise n/a Transit n/a Set n/a AmurObject: Altitude: 63.00 Azimuth: 285.58 Sun: Altitude: 22.57 Azimuth: 49.78 Moon: Altitude: -29.20 Azimuth: 85.04 TunkaObject: Altitude: 47.66 Azimuth: 266.29 Sun: Altitude: 30.63 Azimuth: 24.08 Moon: Altitude: -14.68 Azimuth: 67.95 KislovodskObject: Altitude: 8.49 Azimuth: 224.94 Sun: Altitude: 29.54 Azimuth: 312.71 Moon: Altitude: 18.47 Azimuth: 20.28 TavridaObject: Altitude: 5.12 Azimuth: 219.62 Sun: Altitude: 24.19 Azimuth: 305.21 Moon: Altitude: 19.23 Azimuth: 12.25 SAAOObject: Altitude: -57.13 Azimuth: 249.83 Sun: Altitude: 26.46 Azimuth: 258.30 Moon: Altitude: 82.68 Azimuth: 183.06 IACObject: Altitude: -24.22 Azimuth: 182.25 Sun: Altitude: -10.19 Azimuth: 270.10 Moon: Altitude: 25.45 Azimuth: 322.11 ArgentinaObject: Altitude: -48.77 Azimuth: 112.19 Sun: Altitude: -44.51 Azimuth: 318.62 Moon: Altitude: 12.45 Azimuth: 291.94 MexicoObject: Altitude: 19.20 Azimuth: 122.80 Sun: Altitude: -61.20 Azimuth: 152.68 Moon: Altitude: -47.22 Azimuth: 274.44 UralObject: Altitude: 25.14 Azimuth: 239.31 Sun: Altitude: 25.33 Azimuth: 334.60 Moon: Altitude: 1.80 Azimuth: 34.17 VostryakovoObject: Altitude: 14.71 Azimuth: 223.45 Sun: Altitude: 19.43 Azimuth: 312.08 Moon: Altitude: 8.31 Azimuth: 15.13 Gal. latitude: -7.259013 Gal. longitude: 163.867230 Dist. to Sun: 83.894856 Dist. to Moon: 143.684881 Moon coord.: (287.415413 d, -25.065821 d) Sun coord.: (348.612327 d, -4.893640 d) Lunar disk: 0.265665 Lunar phase: 117.948025 Lunar bright limb: 81.782488 No SN in this field |
2021-03-08 07:39:55 (JD 2459281.819387) Siderial time 21.255592 h Ra 04:28:18.48 Dec 37:26:06.00 Rise n/a Transit n/a Set n/a AmurObject: Altitude: 71.62 Azimuth: 307.46 Sun: Altitude: 14.61 Azimuth: 63.14 Moon: Altitude: -38.37 Azimuth: 96.25 TunkaObject: Altitude: 56.93 Azimuth: 278.66 Sun: Altitude: 25.71 Azimuth: 40.11 Moon: Altitude: -23.18 Azimuth: 78.44 KislovodskObject: Altitude: 16.74 Azimuth: 233.78 Sun: Altitude: 36.44 Azimuth: 328.55 Moon: Altitude: 13.82 Azimuth: 32.99 TavridaObject: Altitude: 12.59 Azimuth: 229.04 Sun: Altitude: 32.07 Azimuth: 319.64 Moon: Altitude: 15.94 Azimuth: 25.51 SAAOObject: Altitude: -45.29 Azimuth: 247.51 Sun: Altitude: 38.57 Azimuth: 247.86 Moon: Altitude: 75.72 Azimuth: 117.37 IACObject: Altitude: -22.22 Azimuth: 195.06 Sun: Altitude: 2.99 Azimuth: 277.17 Moon: Altitude: 32.13 Azimuth: 334.93 ArgentinaObject: Altitude: -60.68 Azimuth: 110.89 Sun: Altitude: -34.90 Azimuth: 303.68 Moon: Altitude: 24.04 Azimuth: 285.59 MexicoObject: Altitude: 8.73 Azimuth: 128.71 Sun: Altitude: -63.74 Azimuth: 184.92 Moon: Altitude: -34.97 Azimuth: 280.47 UralObject: Altitude: 32.53 Azimuth: 250.03 Sun: Altitude: 27.75 Azimuth: 351.10 Moon: Altitude: -3.24 Azimuth: 46.23 VostryakovoObject: Altitude: 21.13 Azimuth: 234.03 Sun: Altitude: 24.97 Azimuth: 327.09 Moon: Altitude: 5.33 Azimuth: 27.94 Gal. latitude: -7.259013 Gal. longitude: 163.867230 Dist. to Sun: 83.854711 Dist. to Moon: 143.184000 Moon coord.: (288.035779 d, -25.039773 d) Sun coord.: (348.650838 d, -4.877384 d) Lunar disk: 0.261676 Lunar phase: 118.466652 Lunar bright limb: 81.491999 No SN in this field |
2024-06-29 23:51:25 (JD 2460491.494039) Siderial time 20.934768 h Ra 04:28:18.48 Dec 37:26:06.00 Rise n/a Transit n/a Set n/a AmurObject: Altitude: 69.04 Azimuth: 299.04 Sun: Altitude: 39.63 Azimuth: 281.40 Moon: Altitude: 45.01 Azimuth: 33.63 TunkaObject: Altitude: 53.97 Azimuth: 274.38 Sun: Altitude: 24.31 Azimuth: 262.85 Moon: Altitude: 47.88 Azimuth: 358.51 KislovodskObject: Altitude: 13.98 Azimuth: 231.04 Sun: Altitude: -13.76 Azimuth: 217.31 Moon: Altitude: 27.11 Azimuth: 283.18 TavridaObject: Altitude: 10.06 Azimuth: 226.11 Sun: Altitude: -16.31 Azimuth: 209.86 Moon: Altitude: 20.94 Azimuth: 277.19 SAAOObject: Altitude: -49.06 Azimuth: 248.44 Sun: Altitude: -71.57 Azimuth: 295.36 Moon: Altitude: 0.42 Azimuth: 258.22 IACObject: Altitude: -23.17 Azimuth: 191.05 Sun: Altitude: -35.29 Azimuth: 158.25 Moon: Altitude: -21.21 Azimuth: 245.53 ArgentinaObject: Altitude: -56.85 Azimuth: 111.01 Sun: Altitude: -26.65 Azimuth: 101.95 Moon: Altitude: -67.07 Azimuth: 343.11 MexicoObject: Altitude: 11.99 Azimuth: 126.69 Sun: Altitude: 30.79 Azimuth: 100.15 Moon: Altitude: -37.54 Azimuth: 135.30 UralObject: Altitude: 30.10 Azimuth: 246.58 Sun: Altitude: 3.25 Azimuth: 230.42 Moon: Altitude: 31.58 Azimuth: 305.76 VostryakovoObject: Altitude: 18.96 Azimuth: 230.68 Sun: Altitude: -5.93 Azimuth: 212.11 Moon: Altitude: 21.35 Azimuth: 284.34 Gal. latitude: -7.259013 Gal. longitude: 163.867230 Dist. to Sun: 30.894031 Dist. to Moon: 50.190340 Moon coord.: (20.480668 d, 9.700816 d) Sun coord.: (99.104950 d, 23.182711 d) Lunar disk: 0.378767 Lunar phase: 104.032081 Lunar bright limb: 68.346220 No SN in this field |
####################################################################################### ####################################################################################### ID = 3941 TYPE = 35 DAYS = 1 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. MASTER-IAC robotic telescope located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB 210308A errorbox 55958 sec after notice time and 55976 sec after trigger time at 2021-03-08 22:10:53 UT, with upper limit up to 19.8 mag. The observations began at zenith distance = 48 deg. The sun altitude is -40.8 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | 56067 | MASTER-IAC | C | 180 | 18.5 | 56247 | MASTER-IAC | C | 540 | 19.7 | Coadd 56267 | MASTER-IAC | C | 180 | 19.1 | 56711 | MASTER-IAC | C | 180 | 19.3 | 56711 | MASTER-IAC | C | 180 | 19.3 | 56891 | MASTER-IAC | C | 540 | 19.8 | Coadd 56911 | MASTER-IAC | C | 180 | 19.5 | 56911 | MASTER-IAC | C | 180 | 19.3 | 57111 | MASTER-IAC | C | 180 | 18.9 | 57111 | MASTER-IAC | C | 180 | 19.1 | 62432 | MASTER-IAC | C | 180 | 18.6 | 62432 | MASTER-IAC | C | 180 | 18.4 | 65941 | MASTER-IAC | C | 180 | 18.5 | 66121 | MASTER-IAC | C | 540 | 19.3 | Coadd 65941 | MASTER-IAC | C | 180 | 17.9 | 66121 | MASTER-IAC | C | 540 | 18.6 | Coadd 66141 | MASTER-IAC | C | 180 | 18.7 | 66141 | MASTER-IAC | C | 180 | 18.1 | 66341 | MASTER-IAC | C | 180 | 18.7 | 66341 | MASTER-IAC | C | 180 | 18.0 | 66541 | MASTER-IAC | C | 180 | 18.6 | 66541 | MASTER-IAC | C | 180 | 17.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3937 TYPE = 35 DAYS = 0.5 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3936 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. MASTER-IAC robotic telescope located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB 210308A errorbox 55958 sec after notice time and 55976 sec after trigger time at 2021-03-08 22:10:53 UT, with upper limit up to 18.5 mag. The observations began at zenith distance = 48 deg. The sun altitude is -40.8 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | 56067 | MASTER-IAC | C | 180 | 18.5 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3935 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. MASTER-IAC robotic telescope located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB 210308A errorbox 55958 sec after notice time and 55976 sec after trigger time at 2021-03-08 22:10:53 UT, with upper limit up to 18.5 mag. The observations began at zenith distance = 48 deg. The sun altitude is -40.8 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | 56067 | MASTER-IAC | C | 180 | 18.5 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3934 TYPE = 34 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. MASTER-IAC robotic telescope located in Spain (IAC Teide Observatory) was pointed to the SWIFT GRB 210308A errorbox 55958 sec after notice time and 55976 sec after trigger time at 2021-03-08 22:10:53 UT, with upper limit up to 18.5 mag. The observations began at zenith distance = 48 deg. The sun altitude is -40.8 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | 56067 | MASTER-IAC | C | 180 | 18.5 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3933 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3932 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3931 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3930 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3929 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3928 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3927 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3926 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3925 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3924 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3923 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3922 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3921 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3920 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3919 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3918 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3917 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3916 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3915 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3914 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3913 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3912 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3911 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3910 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3909 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3908 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3907 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3906 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3905 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3904 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3903 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3902 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3901 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3900 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3899 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3898 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3897 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3896 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3895 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3894 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3893 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3892 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3891 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3890 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3889 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3888 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3887 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3886 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3885 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3884 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3883 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3882 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3881 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3880 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3879 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3878 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3877 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3876 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3875 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3874 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3873 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3872 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3871 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3870 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3869 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3868 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3867 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3866 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3865 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3864 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3863 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3862 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3861 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3860 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3859 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3858 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3857 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3856 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3855 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3854 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3853 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3852 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3851 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3849 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3848 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 3847 TYPE = 35 DAYS = 0 MASTER-SAAO robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 210308A ( V. D'Elia et al., GCN 29619) errorbox 40899 sec after notice time and 40918 sec after trigger time at 2021-03-08 17:59:54 UT, with upper limit up to 13.9 mag. Observations started at twilight. The observations began at zenith distance = 74 deg. The sun altitude is -12.2 deg. The galactic latitude b = -7 deg., longitude l = 164 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1563625 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 21950 | MASTER- | C | 60 | 18.0 | 22210 | MASTER- | C | 60 | 15.8 | 22945 | MASTER- | C | 60 | 12.6 | 41008 | MASTER-SAAO | C | 180 | 13.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.
MASTER, 2002-2024