MASTER Net MASTER Database: GRB240227.19 page

Please 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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GRB coord: ErrorBox (deg): Sys Error (deg):
Sattel : Trigger: Notice:
GRB_Name: trignum: Nights after: FullSky


Name FERMI GRB240227.19
Trignum 730701620
Trigger time 2024-02-27 04:40:15.16
Notice time 2024-02-27 04:41:09.559341
Coord, eb (02h 12m 33.60s , -47d 27m 00.0s) , 3.8
Max dist: 1 sigma 3 sigma
AGN candidates: Milliquas
r90wise
wiseXgaia
BL Lac candidates: 1 Sigma
3 Sigma

MASTER observatories and transients from them in error-field
Kislovodsk Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Amur Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Tunka Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
OAFA Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
IAC Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
SAAO Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
Tavrida Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)
OAGH Transients (Undef)
(All)
(Yes)
Trans. Difference (Undef)
(All)
(Yes)
(Gal)

You are viewing outdated information, relevant error box is here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
2387121 2024-02-27 04:46:55.582311 04h 38m 21.60s -61d 10m 12.0s FERMI 3.63 alert 730701620 10 115 alert
2387107 2024-02-27 04:41:09.559341 02h 12m 33.60s -47d 27m 00.0s FERMI 3.8 alert 730701620 5 112 alert
2387101 2024-02-27 04:40:50.980133 02h 12m 12.00s -43d 55m 01.2s FERMI 11.68 alert 730701620 37 111 alert

DAYS:

MASTER optical transients in this field
Will be published in GCN, ATEL

Synchronous WFC images
Distance datetime coord2000 observatory camera links
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2024-02-27 04:40:15 (JD 2460367.694618)

Siderial time 17.613819 h

Ra 02:12:33.60 Dec -47:27:00.00
( 33.140000d, -47.450000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -13.40 Azimuth: 334.02

Sun: Altitude: 29.65 Azimuth: 16.73

Moon: Altitude: -40.45 Azimuth: 163.70

Tunka

Object: Altitude: -23.10 Azimuth: 318.86

Sun: Altitude: 28.94 Azimuth: 348.96

Moon: Altitude: -31.40 Azimuth: 135.52

Kislovodsk

Object: Altitude: -51.51 Azimuth: 295.77

Sun: Altitude: 7.84 Azimuth: 290.03

Moon: Altitude: 3.96 Azimuth: 83.58

Tavrida

Object: Altitude: -57.48 Azimuth: 292.03

Sun: Altitude: 1.73 Azimuth: 284.02

Moon: Altitude: 9.80 Azimuth: 77.40

SAAO

Object: Altitude: -4.44 Azimuth: 337.55

Sun: Altitude: 2.94 Azimuth: 278.40

Moon: Altitude: 25.28 Azimuth: 104.85

IAC

Object: Altitude: -70.70 Azimuth: 6.27

Sun: Altitude: -38.55 Azimuth: 257.87

Moon: Altitude: 52.22 Azimuth: 40.91

Argentina

Object: Altitude: 3.77 Azimuth: 34.13

Sun: Altitude: -49.48 Azimuth: 3.28

Moon: Altitude: 49.39 Azimuth: 228.41

Mexico

Object: Altitude: -18.06 Azimuth: 44.92

Sun: Altitude: -44.03 Azimuth: 109.71

Moon: Altitude: 15.84 Azimuth: 282.17

Ural

Object: Altitude: -46.53 Azimuth: 289.96

Sun: Altitude: 11.25 Azimuth: 306.10

Moon: Altitude: -6.86 Azimuth: 97.15

Vostryakovo

Object: Altitude: -57.85 Azimuth: 277.59

Sun: Altitude: 1.21 Azimuth: 287.22

Moon: Altitude: 5.23 Azimuth: 79.01

Gal. latitude: -64.148800 Gal. longitude: 269.426890

Dist. to Sun: 59.562871

Dist. to Moon: 125.409530

Moon coord.: (186.411671 d, -1.885105 d)

Sun coord.: (339.417647 d, -8.668954 d)

Lunar disk: 0.938023

Lunar phase: 28.830989

Lunar bright limb: 111.816384

No SN in this field

2024-02-27 04:41:09 (JD 2460367.695243)

Siderial time 17.628860 h

Ra 02:12:33.60 Dec -47:27:00.00
( 33.140000d, -47.450000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -13.34 Azimuth: 334.16

Sun: Altitude: 29.61 Azimuth: 16.98

Moon: Altitude: -40.49 Azimuth: 163.98

Tunka

Object: Altitude: -23.01 Azimuth: 319.00

Sun: Altitude: 28.97 Azimuth: 349.21

Moon: Altitude: -31.49 Azimuth: 135.75

Kislovodsk

Object: Altitude: -51.37 Azimuth: 295.83

Sun: Altitude: 8.00 Azimuth: 290.19

Moon: Altitude: 3.80 Azimuth: 83.73

Tavrida

Object: Altitude: -57.33 Azimuth: 292.10

Sun: Altitude: 1.89 Azimuth: 284.17

Moon: Altitude: 9.65 Azimuth: 77.56

SAAO

Object: Altitude: -4.37 Azimuth: 337.42

Sun: Altitude: 3.13 Azimuth: 278.28

Moon: Altitude: 25.10 Azimuth: 104.71

IAC

Object: Altitude: -70.72 Azimuth: 5.82

Sun: Altitude: -38.36 Azimuth: 258.01

Moon: Altitude: 52.09 Azimuth: 41.20

Argentina

Object: Altitude: 3.67 Azimuth: 34.02

Sun: Altitude: -49.49 Azimuth: 2.94

Moon: Altitude: 49.53 Azimuth: 228.15

Mexico

Object: Altitude: -18.20 Azimuth: 44.99

Sun: Altitude: -44.21 Azimuth: 109.89

Moon: Altitude: 16.02 Azimuth: 282.29

Ural

Object: Altitude: -46.41 Azimuth: 290.11

Sun: Altitude: 11.35 Azimuth: 306.30

Moon: Altitude: -6.98 Azimuth: 97.34

Vostryakovo

Object: Altitude: -57.73 Azimuth: 277.75

Sun: Altitude: 1.33 Azimuth: 287.40

Moon: Altitude: 5.10 Azimuth: 79.19

Gal. latitude: -64.148800 Gal. longitude: 269.426890

Dist. to Sun: 59.562684

Dist. to Moon: 125.408690

Moon coord.: (186.418196 d, -1.888633 d)

Sun coord.: (339.418236 d, -8.668720 d)

Lunar disk: 0.937995

Lunar phase: 28.837713

Lunar bright limb: 111.817674

No SN in this field

2024-02-27 05:41:09 (JD 2460367.736910)

Siderial time 18.631598 h

Ra 02:12:33.60 Dec -47:27:00.00
( 33.140000d, -47.450000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -9.90 Azimuth: 343.92

Sun: Altitude: 25.57 Azimuth: 33.09

Moon: Altitude: -41.76 Azimuth: 183.33

Tunka

Object: Altitude: -17.48 Azimuth: 328.08

Sun: Altitude: 29.35 Azimuth: 6.20

Moon: Altitude: -37.03 Azimuth: 152.13

Kislovodsk

Object: Altitude: -41.80 Azimuth: 300.81

Sun: Altitude: 17.75 Azimuth: 301.67

Moon: Altitude: -6.90 Azimuth: 93.68

Tavrida

Object: Altitude: -47.61 Azimuth: 296.93

Sun: Altitude: 11.92 Azimuth: 295.19

Moon: Altitude: -0.80 Azimuth: 87.80

SAAO

Object: Altitude: 1.37 Azimuth: 329.03

Sun: Altitude: 15.74 Azimuth: 270.36

Moon: Altitude: 13.10 Azimuth: 95.89

IAC

Object: Altitude: -68.62 Azimuth: 336.91

Sun: Altitude: -25.27 Azimuth: 266.26

Moon: Altitude: 42.15 Azimuth: 57.03

Argentina

Object: Altitude: -2.75 Azimuth: 26.15

Sun: Altitude: -47.66 Azimuth: 340.61

Moon: Altitude: 57.40 Azimuth: 207.31

Mexico

Object: Altitude: -27.64 Azimuth: 49.05

Sun: Altitude: -55.64 Azimuth: 124.72

Moon: Altitude: 27.86 Azimuth: 291.54

Ural

Object: Altitude: -39.00 Azimuth: 299.57

Sun: Altitude: 17.30 Azimuth: 320.33

Moon: Altitude: -14.89 Azimuth: 109.85

Vostryakovo

Object: Altitude: -49.40 Azimuth: 287.61

Sun: Altitude: 9.14 Azimuth: 300.08

Moon: Altitude: -3.35 Azimuth: 91.11

Gal. latitude: -64.148800 Gal. longitude: 269.426890

Dist. to Sun: 59.550212

Dist. to Moon: 125.351171

Moon coord.: (186.853299 d, -2.123802 d)

Sun coord.: (339.457530 d, -8.653123 d)

Lunar disk: 0.936094

Lunar phase: 29.286106

Lunar bright limb: 111.901119

No SN in this field

2025-03-01 21:54:09 (JD 2460736.412604)

Siderial time 11.073879 h

Ra 02:12:33.60 Dec -47:27:00.00
( 33.140000d, -47.450000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -62.08 Azimuth: 280.92

Sun: Altitude: -3.56 Azimuth: 277.24

Moon: Altitude: -9.82 Azimuth: 251.96

Tunka

Object: Altitude: -77.34 Azimuth: 257.13

Sun: Altitude: -18.76 Azimuth: 257.71

Moon: Altitude: -22.52 Azimuth: 230.33

Kislovodsk

Object: Altitude: -60.66 Azimuth: 67.77

Sun: Altitude: -52.89 Azimuth: 193.80

Moon: Altitude: -40.69 Azimuth: 159.93

Tavrida

Object: Altitude: -55.40 Azimuth: 67.04

Sun: Altitude: -52.63 Azimuth: 179.73

Moon: Altitude: -37.22 Azimuth: 149.87

SAAO

Object: Altitude: 8.21 Azimuth: 37.82

Sun: Altitude: -48.27 Azimuth: 20.15

Moon: Altitude: -45.13 Azimuth: 57.98

IAC

Object: Altitude: -13.53 Azimuth: 43.03

Sun: Altitude: -37.87 Azimuth: 103.56

Moon: Altitude: -12.12 Azimuth: 100.93

Argentina

Object: Altitude: 64.78 Azimuth: 44.13

Sun: Altitude: 15.33 Azimuth: 90.78

Moon: Altitude: 28.45 Azimuth: 114.91

Mexico

Object: Altitude: 10.34 Azimuth: 349.73

Sun: Altitude: 38.77 Azimuth: 47.52

Moon: Altitude: 60.36 Azimuth: 24.77

Ural

Object: Altitude: -72.04 Azimuth: 111.48

Sun: Altitude: -36.52 Azimuth: 211.91

Moon: Altitude: -29.30 Azimuth: 182.18

Vostryakovo

Object: Altitude: -60.35 Azimuth: 85.61

Sun: Altitude: -41.89 Azimuth: 184.84

Moon: Altitude: -28.75 Azimuth: 157.29

Gal. latitude: -64.148800 Gal. longitude: 269.426890

Dist. to Sun: 58.583300

Dist. to Moon: 56.334875

Moon coord.: (6.122400 d, 3.648183 d)

Sun coord.: (342.672065 d, -7.360293 d)

Lunar disk: 0.050312

Lunar phase: 154.076082

Lunar bright limb: 244.797202

No SN in this field
Recent coverage and limits telegrams

 #######################################################################################
#######################################################################################

  ID = 9729
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 240227A ( Fermi GBM team, GCN 35814) errorbox  48100 sec after notice time and 48133 sec after trigger time at 2024-02-27 18:02:28 UT, with upper limit up to  19.5 mag. Observations started at twilight.  The observations began at zenith distance = 32 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -39 deg., longitude l = 271 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2387116

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 37m 02.73s , -61d 29m 49.8s) |   C |    60 | 17.6 |        
   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 55m 01.13s , -61d 40m 45.7s) |   C |    60 | 17.3 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 21m 16.28s , -59d 36m 59.5s) |   C |    60 | 17.8 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 38m 13.45s , -59d 47m 57.1s) |   C |    60 | 17.4 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 21m 36.67s , -63d 25m 43.7s) |   C |    60 | 18.0 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 40m 47.01s , -63d 36m 37.9s) |   C |    60 | 17.7 |        
   48403 | 2024-02-27 18:06:27 |         MASTER-SAAO | (04h 05m 29.88s , -61d 31m 33.9s) |   C |    60 | 18.0 |        
   48403 | 2024-02-27 18:06:27 |         MASTER-SAAO | (04h 23m 28.81s , -61d 42m 29.9s) |   C |    60 | 17.7 |        
   48482 | 2024-02-27 18:07:47 |         MASTER-SAAO | (04h 51m 05.85s , -59d 35m 57.7s) |   C |    60 | 18.2 |        
   48482 | 2024-02-27 18:07:47 |         MASTER-SAAO | (05h 08m 02.81s , -59d 46m 57.2s) |   C |    60 | 18.0 |        
   48562 | 2024-02-27 18:09:07 |         MASTER-SAAO | (04h 35m 37.75s , -57d 43m 28.0s) |   C |    60 | 18.2 |        
   48562 | 2024-02-27 18:09:07 |         MASTER-SAAO | (04h 51m 41.28s , -57d 54m 28.1s) |   C |    60 | 18.1 |        
   48642 | 2024-02-27 18:10:26 |         MASTER-SAAO | (04h 55m 29.27s , -63d 23m 32.8s) |   C |    60 | 18.4 |        
   48642 | 2024-02-27 18:10:26 |         MASTER-SAAO | (05h 14m 38.57s , -63d 34m 28.7s) |   C |    60 | 18.0 |        
   48721 | 2024-02-27 18:11:46 |         MASTER-SAAO | (04h 40m 28.09s , -65d 18m 20.9s) |   C |    60 | 18.5 |        
   48721 | 2024-02-27 18:11:46 |         MASTER-SAAO | (05h 01m 00.27s , -65d 29m 13.5s) |   C |    60 | 18.0 |        
   48801 | 2024-02-27 18:13:05 |         MASTER-SAAO | (04h 07m 17.69s , -57d 41m 50.6s) |   C |    60 | 18.0 |        
   48801 | 2024-02-27 18:13:05 |         MASTER-SAAO | (04h 23m 20.24s , -57d 52m 50.3s) |   C |    60 | 18.0 |        
   48881 | 2024-02-27 18:14:25 |         MASTER-SAAO | (05h 08m 52.60s , -61d 30m 18.8s) |   C |    60 | 18.8 |        
   48960 | 2024-02-27 18:15:45 |         MASTER-SAAO | (04h 08m 17.83s , -59d 48m 39.6s) |   C |    60 | 18.6 |        
   49040 | 2024-02-27 18:17:05 |         MASTER-SAAO | (04h 04m 25.59s , -65d 18m 57.6s) |   C |    60 | 18.8 |        
   49040 | 2024-02-27 18:17:05 |         MASTER-SAAO | (04h 24m 57.83s , -65d 29m 49.8s) |   C |    60 | 18.6 |        
   49119 | 2024-02-27 18:18:24 |         MASTER-SAAO | (04h 37m 12.68s , -61d 29m 34.1s) |   C |    60 | 19.1 |        
   49119 | 2024-02-27 18:18:24 |         MASTER-SAAO | (04h 55m 11.06s , -61d 40m 31.7s) |   C |    60 | 18.8 |        
   49199 | 2024-02-27 18:19:44 |         MASTER-SAAO | (04h 21m 19.24s , -59d 37m 14.5s) |   C |    60 | 19.3 |        
   49199 | 2024-02-27 18:19:44 |         MASTER-SAAO | (04h 38m 16.60s , -59d 48m 13.0s) |   C |    60 | 18.9 |        
   49279 | 2024-02-27 18:21:03 |         MASTER-SAAO | (04h 21m 49.16s , -63d 23m 29.2s) |   C |    60 | 19.0 |        
   49279 | 2024-02-27 18:21:03 |         MASTER-SAAO | (04h 40m 58.24s , -63d 34m 24.1s) |   C |    60 | 18.9 |        
   49358 | 2024-02-27 18:22:23 |         MASTER-SAAO | (04h 05m 28.25s , -61d 30m 21.9s) |   C |    60 | 19.2 |        
   49358 | 2024-02-27 18:22:23 |         MASTER-SAAO | (04h 23m 26.64s , -61d 41m 18.3s) |   C |    60 | 18.9 |        
   49458 | 2024-02-27 18:24:03 |         MASTER-SAAO | (04h 51m 10.41s , -59d 35m 16.0s) |   C |    60 | 19.4 |        
   49458 | 2024-02-27 18:24:03 |         MASTER-SAAO | (05h 08m 07.23s , -59d 46m 15.7s) |   C |    60 | 19.2 |        
   49558 | 2024-02-27 18:25:43 |         MASTER-SAAO | (04h 35m 46.88s , -57d 42m 22.4s) |   C |    60 | 18.9 |        
   49558 | 2024-02-27 18:25:43 |         MASTER-SAAO | (04h 51m 50.11s , -57d 53m 22.7s) |   C |    60 | 19.2 |        
   49638 | 2024-02-27 18:27:03 |         MASTER-SAAO | (04h 55m 30.04s , -63d 24m 55.5s) |   C |    60 | 19.2 |        
   49638 | 2024-02-27 18:27:03 |         MASTER-SAAO | (05h 14m 40.54s , -63d 35m 51.1s) |   C |    60 | 18.8 |        
   49718 | 2024-02-27 18:28:22 |         MASTER-SAAO | (04h 40m 41.08s , -65d 18m 25.6s) |   C |    60 | 19.2 |        
   49718 | 2024-02-27 18:28:22 |         MASTER-SAAO | (05h 01m 13.64s , -65d 29m 18.2s) |   C |    60 | 18.8 |        
   49798 | 2024-02-27 18:29:42 |         MASTER-SAAO | (04h 07m 26.93s , -57d 41m 30.5s) |   C |    60 | 18.7 |        
   49798 | 2024-02-27 18:29:42 |         MASTER-SAAO | (04h 23m 29.45s , -57d 52m 30.2s) |   C |    60 | 18.7 |        
   49877 | 2024-02-27 18:31:02 |         MASTER-SAAO | (05h 08m 56.70s , -61d 30m 30.0s) |   C |    60 | 19.5 |        
   49957 | 2024-02-27 18:32:22 |         MASTER-SAAO | (04h 08m 26.48s , -59d 46m 34.0s) |   C |    60 | 19.2 |        
   50037 | 2024-02-27 18:33:41 |         MASTER-SAAO | (04h 04m 22.59s , -65d 17m 45.3s) |   C |    60 | 19.1 |        
   50037 | 2024-02-27 18:33:41 |         MASTER-SAAO | (04h 24m 53.87s , -65d 28m 37.7s) |   C |    60 | 19.0 |        
   50117 | 2024-02-27 18:35:01 |         MASTER-SAAO | (04h 37m 15.69s , -61d 28m 52.7s) |   C |    60 | 19.3 |        
   50117 | 2024-02-27 18:35:01 |         MASTER-SAAO | (04h 55m 13.70s , -61d 39m 50.1s) |   C |    60 | 19.1 |        
   50196 | 2024-02-27 18:36:21 |         MASTER-SAAO | (04h 21m 28.48s , -59d 36m 00.9s) |   C |    60 | 19.5 |        
   50196 | 2024-02-27 18:36:21 |         MASTER-SAAO | (04h 38m 25.15s , -59d 46m 59.5s) |   C |    60 | 19.2 |        
   50276 | 2024-02-27 18:37:41 |         MASTER-SAAO | (04h 21m 47.70s , -63d 24m 44.5s) |   C |    60 | 19.1 |        
   50276 | 2024-02-27 18:37:41 |         MASTER-SAAO | (04h 40m 57.55s , -63d 35m 39.4s) |   C |    60 | 19.0 |        
   50356 | 2024-02-27 18:39:00 |         MASTER-SAAO | (04h 05m 39.32s , -61d 30m 41.7s) |   C |    60 | 19.2 |        
   50356 | 2024-02-27 18:39:00 |         MASTER-SAAO | (04h 23m 37.82s , -61d 41m 38.4s) |   C |    60 | 19.1 |        
   50435 | 2024-02-27 18:40:20 |         MASTER-SAAO | (04h 51m 19.78s , -59d 35m 13.1s) |   C |    60 | 19.4 |        
   50435 | 2024-02-27 18:40:20 |         MASTER-SAAO | (05h 08m 16.63s , -59d 46m 13.0s) |   C |    60 | 19.3 |        
   50515 | 2024-02-27 18:41:40 |         MASTER-SAAO | (04h 35m 50.07s , -57d 42m 53.0s) |   C |    60 | 19.2 |        
   50515 | 2024-02-27 18:41:40 |         MASTER-SAAO | (04h 51m 53.46s , -57d 53m 53.5s) |   C |    60 | 19.3 |        
   50595 | 2024-02-27 18:42:59 |         MASTER-SAAO | (04h 55m 43.58s , -63d 22m 56.3s) |   C |    60 | 19.3 |        
   50595 | 2024-02-27 18:42:59 |         MASTER-SAAO | (05h 14m 52.65s , -63d 33m 52.0s) |   C |    60 | 19.0 |        
   50674 | 2024-02-27 18:44:19 |         MASTER-SAAO | (04h 40m 42.11s , -65d 17m 22.6s) |   C |    60 | 19.1 |        
   50674 | 2024-02-27 18:44:19 |         MASTER-SAAO | (05h 01m 13.58s , -65d 28m 15.3s) |   C |    60 | 18.8 |        
   50754 | 2024-02-27 18:45:39 |         MASTER-SAAO | (04h 07m 28.82s , -57d 40m 49.1s) |   C |    60 | 18.6 |        
   50754 | 2024-02-27 18:45:39 |         MASTER-SAAO | (04h 23m 30.58s , -57d 51m 49.2s) |   C |    60 | 18.6 |        
   51233 | 2024-02-27 18:53:37 |         MASTER-SAAO | (05h 09m 13.35s , -61d 30m 08.5s) |   C |    60 | 19.0 |        
   51312 | 2024-02-27 18:54:57 |         MASTER-SAAO | (04h 08m 26.78s , -59d 45m 51.4s) |   C |    60 | 19.1 |        
   51392 | 2024-02-27 18:56:16 |         MASTER-SAAO | (04h 04m 33.33s , -65d 17m 27.4s) |   C |    60 | 19.0 |        
   51392 | 2024-02-27 18:56:16 |         MASTER-SAAO | (04h 25m 00.35s , -65d 28m 28.6s) |   C |    60 | 18.9 |        
   51471 | 2024-02-27 18:57:36 |         MASTER-SAAO | (04h 07m 11.65s , -63d 33m 32.0s) |   C |    60 | 18.8 |        
   51551 | 2024-02-27 18:58:56 |         MASTER-SAAO | (04h 37m 24.91s , -55d 58m 31.0s) |   C |    60 | 18.5 |        
   51631 | 2024-02-27 19:00:16 |         MASTER-SAAO | (05h 04m 12.17s , -57d 40m 03.2s) |   C |    60 | 19.3 |        
   51711 | 2024-02-27 19:01:36 |         MASTER-SAAO | (04h 49m 15.06s , -55d 47m 12.2s) |   C |    60 | 19.3 |        
   51870 | 2024-02-27 19:04:15 |         MASTER-SAAO | (05h 21m 24.48s , -59d 35m 19.3s) |   C |    60 | 19.3 |        
   51950 | 2024-02-27 19:05:34 |         MASTER-SAAO | (03h 51m 46.40s , -61d 39m 07.2s) |   C |    60 | 19.0 |        
   52427 | 2024-02-27 19:13:32 |         MASTER-SAAO | (04h 07m 07.82s , -63d 34m 29.5s) |   C |    60 | 18.8 |        
   52507 | 2024-02-27 19:14:52 |         MASTER-SAAO | (04h 37m 33.67s , -55d 58m 55.9s) |   C |    60 | 18.4 |        
   52587 | 2024-02-27 19:16:11 |         MASTER-SAAO | (05h 04m 21.39s , -57d 39m 47.0s) |   C |    60 | 19.0 |        
   52666 | 2024-02-27 19:17:31 |         MASTER-SAAO | (04h 49m 17.14s , -55d 47m 20.4s) |   C |    60 | 19.0 |        
   52826 | 2024-02-27 19:20:10 |         MASTER-SAAO | (05h 21m 24.96s , -59d 34m 17.3s) |   C |    60 | 19.0 |        
   52906 | 2024-02-27 19:21:30 |         MASTER-SAAO | (03h 51m 44.06s , -61d 38m 20.1s) |   C |    60 | 18.8 |        
   53384 | 2024-02-27 19:29:29 |         MASTER-SAAO | (04h 07m 13.67s , -63d 32m 25.2s) |   C |    60 | 18.7 |        
   53463 | 2024-02-27 19:30:48 |         MASTER-SAAO | (04h 37m 30.44s , -55d 57m 26.5s) |   C |    60 | 18.2 |        
   53543 | 2024-02-27 19:32:08 |         MASTER-SAAO | (05h 04m 23.85s , -57d 39m 02.3s) |   C |    60 | 19.0 |        
   53623 | 2024-02-27 19:33:28 |         MASTER-SAAO | (04h 49m 24.41s , -55d 46m 09.9s) |   C |    60 | 19.0 |        
   53782 | 2024-02-27 19:36:07 |         MASTER-SAAO | (05h 21m 36.87s , -59d 34m 33.3s) |   C |    60 | 19.0 |        
   53862 | 2024-02-27 19:37:27 |         MASTER-SAAO | (03h 51m 46.94s , -61d 38m 03.4s) |   C |    60 | 18.8 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 9726
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 240227A ( Fermi GBM team, GCN 35814) errorbox  48100 sec after notice time and 48133 sec after trigger time at 2024-02-27 18:02:28 UT, with upper limit up to  19.4 mag. Observations started at twilight.  The observations began at zenith distance = 32 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -39 deg., longitude l = 271 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2387116

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 37m 02.73s , -61d 29m 49.8s) |   C |    60 | 17.6 |        
   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 55m 01.13s , -61d 40m 45.7s) |   C |    60 | 17.3 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 21m 16.28s , -59d 36m 59.5s) |   C |    60 | 17.8 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 38m 13.45s , -59d 47m 57.1s) |   C |    60 | 17.4 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 21m 36.67s , -63d 25m 43.7s) |   C |    60 | 18.0 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 40m 47.01s , -63d 36m 37.9s) |   C |    60 | 17.7 |        
   48403 | 2024-02-27 18:06:27 |         MASTER-SAAO | (04h 05m 29.88s , -61d 31m 33.9s) |   C |    60 | 18.0 |        
   48403 | 2024-02-27 18:06:27 |         MASTER-SAAO | (04h 23m 28.81s , -61d 42m 29.9s) |   C |    60 | 17.7 |        
   48482 | 2024-02-27 18:07:47 |         MASTER-SAAO | (04h 51m 05.85s , -59d 35m 57.7s) |   C |    60 | 18.2 |        
   48482 | 2024-02-27 18:07:47 |         MASTER-SAAO | (05h 08m 02.81s , -59d 46m 57.2s) |   C |    60 | 18.0 |        
   48562 | 2024-02-27 18:09:07 |         MASTER-SAAO | (04h 35m 37.75s , -57d 43m 28.0s) |   C |    60 | 18.2 |        
   48562 | 2024-02-27 18:09:07 |         MASTER-SAAO | (04h 51m 41.28s , -57d 54m 28.1s) |   C |    60 | 18.1 |        
   48642 | 2024-02-27 18:10:26 |         MASTER-SAAO | (04h 55m 29.27s , -63d 23m 32.8s) |   C |    60 | 18.4 |        
   48642 | 2024-02-27 18:10:26 |         MASTER-SAAO | (05h 14m 38.57s , -63d 34m 28.7s) |   C |    60 | 18.0 |        
   48721 | 2024-02-27 18:11:46 |         MASTER-SAAO | (04h 40m 28.09s , -65d 18m 20.9s) |   C |    60 | 18.5 |        
   48721 | 2024-02-27 18:11:46 |         MASTER-SAAO | (05h 01m 00.27s , -65d 29m 13.5s) |   C |    60 | 18.0 |        
   48801 | 2024-02-27 18:13:05 |         MASTER-SAAO | (04h 07m 17.69s , -57d 41m 50.6s) |   C |    60 | 18.0 |        
   48801 | 2024-02-27 18:13:05 |         MASTER-SAAO | (04h 23m 20.24s , -57d 52m 50.3s) |   C |    60 | 18.0 |        
   48881 | 2024-02-27 18:14:25 |         MASTER-SAAO | (05h 08m 52.60s , -61d 30m 18.8s) |   C |    60 | 18.8 |        
   48960 | 2024-02-27 18:15:45 |         MASTER-SAAO | (04h 08m 17.83s , -59d 48m 39.6s) |   C |    60 | 18.6 |        
   49040 | 2024-02-27 18:17:05 |         MASTER-SAAO | (04h 04m 25.59s , -65d 18m 57.6s) |   C |    60 | 18.8 |        
   49040 | 2024-02-27 18:17:05 |         MASTER-SAAO | (04h 24m 57.83s , -65d 29m 49.8s) |   C |    60 | 18.6 |        
   49119 | 2024-02-27 18:18:24 |         MASTER-SAAO | (04h 37m 12.68s , -61d 29m 34.1s) |   C |    60 | 19.1 |        
   49119 | 2024-02-27 18:18:24 |         MASTER-SAAO | (04h 55m 11.06s , -61d 40m 31.7s) |   C |    60 | 18.8 |        
   49199 | 2024-02-27 18:19:44 |         MASTER-SAAO | (04h 21m 19.24s , -59d 37m 14.5s) |   C |    60 | 19.3 |        
   49199 | 2024-02-27 18:19:44 |         MASTER-SAAO | (04h 38m 16.60s , -59d 48m 13.0s) |   C |    60 | 18.9 |        
   49279 | 2024-02-27 18:21:03 |         MASTER-SAAO | (04h 21m 49.16s , -63d 23m 29.2s) |   C |    60 | 19.0 |        
   49279 | 2024-02-27 18:21:03 |         MASTER-SAAO | (04h 40m 58.24s , -63d 34m 24.1s) |   C |    60 | 18.9 |        
   49358 | 2024-02-27 18:22:23 |         MASTER-SAAO | (04h 05m 28.25s , -61d 30m 21.9s) |   C |    60 | 19.2 |        
   49358 | 2024-02-27 18:22:23 |         MASTER-SAAO | (04h 23m 26.64s , -61d 41m 18.3s) |   C |    60 | 18.9 |        
   49458 | 2024-02-27 18:24:03 |         MASTER-SAAO | (04h 51m 10.41s , -59d 35m 16.0s) |   C |    60 | 19.4 |        
   49458 | 2024-02-27 18:24:03 |         MASTER-SAAO | (05h 08m 07.23s , -59d 46m 15.7s) |   C |    60 | 19.2 |        
   49558 | 2024-02-27 18:25:43 |         MASTER-SAAO | (04h 35m 46.88s , -57d 42m 22.4s) |   C |    60 | 18.9 |        
   49558 | 2024-02-27 18:25:43 |         MASTER-SAAO | (04h 51m 50.11s , -57d 53m 22.7s) |   C |    60 | 19.2 |        
   49638 | 2024-02-27 18:27:03 |         MASTER-SAAO | (04h 55m 30.04s , -63d 24m 55.5s) |   C |    60 | 19.2 |        
   49638 | 2024-02-27 18:27:03 |         MASTER-SAAO | (05h 14m 40.54s , -63d 35m 51.1s) |   C |    60 | 18.8 |        
   49718 | 2024-02-27 18:28:22 |         MASTER-SAAO | (04h 40m 41.08s , -65d 18m 25.6s) |   C |    60 | 19.2 |        
   49718 | 2024-02-27 18:28:22 |         MASTER-SAAO | (05h 01m 13.64s , -65d 29m 18.2s) |   C |    60 | 18.8 |        
   49798 | 2024-02-27 18:29:42 |         MASTER-SAAO | (04h 07m 26.93s , -57d 41m 30.5s) |   C |    60 | 18.7 |        
   49798 | 2024-02-27 18:29:42 |         MASTER-SAAO | (04h 23m 29.45s , -57d 52m 30.2s) |   C |    60 | 18.7 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 9725
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 240227A ( Fermi GBM team, GCN 35814) errorbox  48100 sec after notice time and 48133 sec after trigger time at 2024-02-27 18:02:28 UT, with upper limit up to  18.0 mag. Observations started at twilight.  The observations began at zenith distance = 32 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -39 deg., longitude l = 271 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2387115

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 37m 02.73s , -61d 29m 49.8s) |   C |    60 | 17.6 |        
   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 55m 01.13s , -61d 40m 45.7s) |   C |    60 | 17.3 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 21m 16.28s , -59d 36m 59.5s) |   C |    60 | 17.8 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 38m 13.45s , -59d 47m 57.1s) |   C |    60 | 17.4 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 21m 36.67s , -63d 25m 43.7s) |   C |    60 | 18.0 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 40m 47.01s , -63d 36m 37.9s) |   C |    60 | 17.7 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 9724
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 240227A ( Fermi GBM team, GCN 35814) errorbox  48100 sec after notice time and 48133 sec after trigger time at 2024-02-27 18:02:28 UT, with upper limit up to  18.0 mag. Observations started at twilight.  The observations began at zenith distance = 32 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -39 deg., longitude l = 271 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2387115

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 37m 02.73s , -61d 29m 49.8s) |   C |    60 | 17.6 |        
   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 55m 01.13s , -61d 40m 45.7s) |   C |    60 | 17.3 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 21m 16.28s , -59d 36m 59.5s) |   C |    60 | 17.8 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 38m 13.45s , -59d 47m 57.1s) |   C |    60 | 17.4 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 21m 36.67s , -63d 25m 43.7s) |   C |    60 | 18.0 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 40m 47.01s , -63d 36m 37.9s) |   C |    60 | 17.7 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.



#######################################################################################
#######################################################################################

  ID = 9723
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 240227A ( Fermi GBM team, GCN 35814) errorbox  48100 sec after notice time and 48133 sec after trigger time at 2024-02-27 18:02:28 UT, with upper limit up to  18.0 mag. Observations started at twilight.  The observations began at zenith distance = 32 deg. The sun  altitude  is -10.2 deg. 

The galactic latitude b = -39 deg., longitude l = 271 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2387115

We obtain a following upper limits.  

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment
_________|_____________________|_____________________|____________________________________|_____|_______|_______|________

   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 37m 02.73s , -61d 29m 49.8s) |   C |    60 | 17.6 |        
   48163 | 2024-02-27 18:02:28 |         MASTER-SAAO | (04h 55m 01.13s , -61d 40m 45.7s) |   C |    60 | 17.3 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 21m 16.28s , -59d 36m 59.5s) |   C |    60 | 17.8 |        
   48243 | 2024-02-27 18:03:47 |         MASTER-SAAO | (04h 38m 13.45s , -59d 47m 57.1s) |   C |    60 | 17.4 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 21m 36.67s , -63d 25m 43.7s) |   C |    60 | 18.0 |        
   48322 | 2024-02-27 18:05:07 |         MASTER-SAAO | (04h 40m 47.01s , -63d 36m 37.9s) |   C |    60 | 17.7 |        
Filter C is a clear (unfiltred) band. 


The observation and reduction will continue. 
The message may be cited.

MASTER, 2002-2025