MASTER Net MASTER Database: GRB210401.97 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 WFC:
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MASTER II: |
General: |
| MASTER observatories and transients from them in error-field |
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| id | noticetime | coord2000 | satel | errorbox | type | trigger | seq | trig_type | links |
| 1581699 | 2021-04-01 23:26:20.123221 | 17h 32m 16.80s -31d 34m 48.0s | FERMI | 1.81 | alert | 639011829 | 3 | 115 | alert |
| 1581687 | 2021-04-01 23:18:51.878424 | 17h 29m 09.60s -34d 07m 12.0s | FERMI | 5.65 | alert | 639011829 | 7 | 112 | alert |
| 1581682 | 2021-04-01 23:17:48.574403 | 17h 24m 55.92s -32d 58m 58.8s | FERMI | 9.38 | alert | 639011829 | 5 | 111 | alert |
MASTER optical transients in this field
Will be published in GCN, ATEL
| Distance | datetime | coord2000 | observatory | camera | links |
| 102.6 | 2021-04-01 23:17:00.254 | 11h 25m 54.00s +22d 00m 00.0s | SAAO | 111341 | Database SAAO |
| trigger | notice | notice+1hr | now |
| 2021-04-01 23:17:04 (JD 2459306.470185) Siderial time 14.494558 h Ra 17:32:16.80 Dec -31:34:48.00 Rise 2021-04-02 00:27:09 Transit 2021-04-02 02:19:10 Set 2021-04-02 04:11:12 AmurObject: Altitude: -0.75 Azimuth: 36.45 Sun: Altitude: 20.15 Azimuth: 287.61 Moon: Altitude: 1.28 Azimuth: 52.51 TunkaObject: Altitude: 4.82 Azimuth: 16.83 Sun: Altitude: 4.82 Azimuth: 268.35 Moon: Altitude: 10.52 Azimuth: 32.13 KislovodskObject: Altitude: 5.98 Azimuth: 326.01 Sun: Altitude: -33.93 Azimuth: 218.41 Moon: Altitude: 20.17 Azimuth: 334.04 TavridaObject: Altitude: 1.52 Azimuth: 319.79 Sun: Altitude: -36.47 Azimuth: 208.50 Moon: Altitude: 16.29 Azimuth: 326.51 SAAOObject: Altitude: 37.82 Azimuth: 287.03 Sun: Altitude: -61.04 Azimuth: 340.27 Moon: Altitude: 46.36 Azimuth: 268.40 IACObject: Altitude: -22.07 Azimuth: 295.06 Sun: Altitude: -47.38 Azimuth: 136.51 Moon: Altitude: -6.26 Azimuth: 291.42 ArgentinaObject: Altitude: -21.52 Azimuth: 335.07 Sun: Altitude: -10.43 Azimuth: 89.20 Moon: Altitude: -23.07 Azimuth: 317.64 MexicoObject: Altitude: -78.33 Azimuth: 83.86 Sun: Altitude: 29.51 Azimuth: 76.80 Moon: Altitude: -80.71 Azimuth: 184.74 UralObject: Altitude: -0.86 Azimuth: 339.95 Sun: Altitude: -16.94 Azimuth: 230.91 Moon: Altitude: 10.79 Azimuth: 351.26 VostryakovoObject: Altitude: -5.25 Azimuth: 322.43 Sun: Altitude: -25.98 Azimuth: 209.57 Moon: Altitude: 8.44 Azimuth: 331.10 Gal. latitude: 0.428796 Gal. longitude: 356.575865 Dist. to Sun: 107.916658 Dist. to Moon: 16.191424 Moon coord.: (248.593024 d, -21.794725 d) Sun coord.: (11.172955 d, 4.803492 d) Lunar disk: 0.765557 Lunar phase: 57.919313 Lunar bright limb: 98.230671 No SN in this field |
2021-04-01 23:26:16 (JD 2459306.476574) Siderial time 14.648311 h Ra 17:32:16.80 Dec -31:34:48.00 Rise 2021-04-02 00:27:09 Transit 2021-04-02 02:19:10 Set 2021-04-02 04:11:12 AmurObject: Altitude: -1.65 Azimuth: 38.20 Sun: Altitude: 21.54 Azimuth: 289.56 Moon: Altitude: 0.13 Azimuth: 54.21 TunkaObject: Altitude: 4.38 Azimuth: 18.75 Sun: Altitude: 6.24 Azimuth: 270.16 Moon: Altitude: 9.75 Azimuth: 34.06 KislovodskObject: Altitude: 6.89 Azimuth: 327.76 Sun: Altitude: -32.87 Azimuth: 220.84 Moon: Altitude: 20.82 Azimuth: 336.11 TavridaObject: Altitude: 2.56 Azimuth: 321.46 Sun: Altitude: -35.66 Azimuth: 211.15 Moon: Altitude: 17.12 Azimuth: 328.47 SAAOObject: Altitude: 39.68 Azimuth: 286.24 Sun: Altitude: -60.32 Azimuth: 335.83 Moon: Altitude: 48.24 Azimuth: 267.17 IACObject: Altitude: -20.23 Azimuth: 295.81 Sun: Altitude: -48.73 Azimuth: 139.28 Moon: Altitude: -4.47 Azimuth: 292.41 ArgentinaObject: Altitude: -20.66 Azimuth: 333.18 Sun: Altitude: -12.38 Azimuth: 87.98 Moon: Altitude: -21.77 Azimuth: 315.93 MexicoObject: Altitude: -80.30 Azimuth: 83.94 Sun: Altitude: 27.58 Azimuth: 78.22 Moon: Altitude: -80.37 Azimuth: 197.08 UralObject: Altitude: -0.45 Azimuth: 341.87 Sun: Altitude: -15.95 Azimuth: 233.07 Moon: Altitude: 10.92 Azimuth: 353.34 VostryakovoObject: Altitude: -4.47 Azimuth: 324.24 Sun: Altitude: -25.31 Azimuth: 212.00 Moon: Altitude: 9.00 Azimuth: 333.10 Gal. latitude: 0.428796 Gal. longitude: 356.575865 Dist. to Sun: 107.922885 Dist. to Moon: 16.108771 Moon coord.: (248.690064 d, -21.816229 d) Sun coord.: (11.178775 d, 4.805951 d) Lunar disk: 0.764921 Lunar phase: 58.005157 Lunar bright limb: 98.199831 No SN in this field |
2021-04-02 00:26:16 (JD 2459306.518241) Siderial time 15.651049 h Ra 17:32:16.80 Dec -31:34:48.00 Rise 2021-04-02 00:27:09 Transit 2021-04-02 02:19:10 Set 2021-04-02 04:11:12 AmurObject: Altitude: -8.28 Azimuth: 49.20 Sun: Altitude: 30.13 Azimuth: 303.18 Moon: Altitude: -7.91 Azimuth: 64.93 TunkaObject: Altitude: 0.47 Azimuth: 30.96 Sun: Altitude: 15.46 Azimuth: 282.16 Moon: Altitude: 3.89 Azimuth: 46.16 KislovodskObject: Altitude: 11.70 Azimuth: 339.79 Sun: Altitude: -24.79 Azimuth: 235.23 Moon: Altitude: 23.70 Azimuth: 350.22 TavridaObject: Altitude: 8.35 Azimuth: 332.93 Sun: Altitude: -28.92 Azimuth: 226.97 Moon: Altitude: 21.28 Azimuth: 341.93 SAAOObject: Altitude: 52.02 Azimuth: 281.27 Sun: Altitude: -52.80 Azimuth: 312.13 Moon: Altitude: 60.35 Azimuth: 257.35 IACObject: Altitude: -8.60 Azimuth: 301.34 Sun: Altitude: -55.35 Azimuth: 161.23 Moon: Altitude: 6.87 Azimuth: 299.51 ArgentinaObject: Altitude: -13.78 Azimuth: 321.86 Sun: Altitude: -25.06 Azimuth: 79.59 Moon: Altitude: -12.41 Azimuth: 305.93 MexicoObject: Altitude: -86.80 Azimuth: 280.45 Sun: Altitude: 14.86 Azimuth: 86.66 Moon: Altitude: -71.97 Azimuth: 243.91 UralObject: Altitude: 1.22 Azimuth: 354.57 Sun: Altitude: -8.89 Azimuth: 246.57 Moon: Altitude: 10.77 Azimuth: 6.95 VostryakovoObject: Altitude: -0.23 Azimuth: 336.33 Sun: Altitude: -19.87 Azimuth: 227.10 Moon: Altitude: 11.70 Azimuth: 346.41 Gal. latitude: 0.428796 Gal. longitude: 356.575865 Dist. to Sun: 107.963495 Dist. to Moon: 15.572688 Moon coord.: (249.323315 d, -21.955007 d) Sun coord.: (11.216733 d, 4.821986 d) Lunar disk: 0.760768 Lunar phase: 58.564718 Lunar bright limb: 97.997198 No SN in this field |
2025-05-09 10:43:47 (JD 2460804.947072) Siderial time 4.404490 h Ra 17:32:16.80 Dec -31:34:48.00 Rise 2025-05-09 21:57:33 Transit 2025-05-09 23:49:38 Set 2025-05-09 01:45:36 AmurObject: Altitude: -34.29 Azimuth: 279.84 Sun: Altitude: 1.43 Azimuth: 116.00 Moon: Altitude: 25.21 Azimuth: 320.17 TunkaObject: Altitude: -49.55 Azimuth: 259.31 Sun: Altitude: 16.48 Azimuth: 97.36 Moon: Altitude: 12.42 Azimuth: 298.15 KislovodskObject: Altitude: -74.55 Azimuth: 137.91 Sun: Altitude: 56.40 Azimuth: 46.15 Moon: Altitude: -26.48 Azimuth: 252.68 TavridaObject: Altitude: -69.24 Azimuth: 122.25 Sun: Altitude: 59.47 Azimuth: 31.63 Moon: Altitude: -31.81 Azimuth: 245.00 SAAOObject: Altitude: -18.50 Azimuth: 29.99 Sun: Altitude: 40.14 Azimuth: 176.25 Moon: Altitude: -37.03 Azimuth: 310.55 IACObject: Altitude: -29.40 Azimuth: 67.71 Sun: Altitude: 56.69 Azimuth: 281.60 Moon: Altitude: -68.35 Azimuth: 180.86 ArgentinaObject: Altitude: 42.87 Azimuth: 74.62 Sun: Altitude: -6.72 Azimuth: 253.67 Moon: Altitude: -26.93 Azimuth: 62.11 MexicoObject: Altitude: 25.78 Azimuth: 14.17 Sun: Altitude: -20.56 Azimuth: 233.23 Moon: Altitude: -0.40 Azimuth: 82.47 UralObject: Altitude: -64.32 Azimuth: 189.71 Sun: Altitude: 39.67 Azimuth: 55.61 Moon: Altitude: -12.98 Azimuth: 262.13 VostryakovoObject: Altitude: -63.41 Azimuth: 146.60 Sun: Altitude: 49.07 Azimuth: 29.88 Moon: Altitude: -24.95 Azimuth: 243.31 Gal. latitude: 0.428796 Gal. longitude: 356.575865 Dist. to Sun: 143.842736 Dist. to Moon: 70.738979 Moon coord.: (191.621606 d, -6.650946 d) Sun coord.: (46.255066 d, 17.397563 d) Lunar disk: 0.907752 Lunar phase: 35.362790 Lunar bright limb: 290.809377 No SN in this field |
####################################################################################### ####################################################################################### ID = 4041 TYPE = 35 DAYS = 2 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) started inspect of the FERMI GRB 210401A ( Fermi GBM team, GCN 29739) errorbox 77156 sec after notice time and 77165 sec after trigger time at 2021-04-02 20:43:09 UT, with upper limit up to 17.2 mag. The observations began at zenith distance = 80 deg. The sun altitude is -51.3 deg. The galactic latitude b = 0 deg., longitude l = 357 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1581694 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 77256 | 2021-04-02 20:43:09 | MASTER-SAAO | (17h 29m 04.89s , -34d 09m 47.6s) | C | 180 | 17.2 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4033 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) started inspect of the FERMI GRB 210401A ( Fermi GBM team, GCN 29739) errorbox 77156 sec after notice time and 77165 sec after trigger time at 2021-04-02 20:43:09 UT, with upper limit up to 17.2 mag. The observations began at zenith distance = 80 deg. The sun altitude is -51.3 deg. The galactic latitude b = 0 deg., longitude l = 357 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1581694 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 77256 | 2021-04-02 20:43:09 | MASTER-SAAO | (17h 29m 04.89s , -34d 09m 47.6s) | C | 180 | 17.2 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4025 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) started inspect of the FERMI GRB 210401A ( Fermi GBM team, GCN 29739) errorbox 77156 sec after notice time and 77165 sec after trigger time at 2021-04-02 20:43:09 UT, with upper limit up to 17.2 mag. The observations began at zenith distance = 80 deg. The sun altitude is -51.3 deg. The galactic latitude b = 0 deg., longitude l = 357 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1581695 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 77256 | 2021-04-02 20:43:09 | MASTER-SAAO | (17h 29m 04.89s , -34d 09m 47.6s) | C | 180 | 17.2 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4024 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) started inspect of the FERMI GRB 210401A ( Fermi GBM team, GCN 29739) errorbox 77156 sec after notice time and 77165 sec after trigger time at 2021-04-02 20:43:09 UT, with upper limit up to 17.2 mag. The observations began at zenith distance = 80 deg. The sun altitude is -51.3 deg. The galactic latitude b = 0 deg., longitude l = 357 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1581695 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 77256 | 2021-04-02 20:43:09 | MASTER-SAAO | (17h 29m 04.89s , -34d 09m 47.6s) | C | 180 | 17.2 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited. ####################################################################################### ####################################################################################### ID = 4023 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) started inspect of the FERMI GRB 210401A ( Fermi GBM team, GCN 29739) errorbox 77156 sec after notice time and 77165 sec after trigger time at 2021-04-02 20:43:09 UT, with upper limit up to 17.2 mag. The observations began at zenith distance = 80 deg. The sun altitude is -51.3 deg. The galactic latitude b = 0 deg., longitude l = 357 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1581695 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 77256 | 2021-04-02 20:43:09 | MASTER-SAAO | (17h 29m 04.89s , -34d 09m 47.6s) | C | 180 | 17.2 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.
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