MASTER Net MASTER Database: GRB250320.97 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 GRB250320.97
Trignum 764205327
Trigger time 2025-03-20 23:15:22.02
Notice time 2025-03-20 23:24:51.644765
Coord, eb (16h 36m 50.40s , -21d 48m 36.0s) , 1
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)

All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
2818685 2025-03-20 23:24:57.848773 16h 36m 50.40s -21d 48m 36.0s FERMI 1 alert 764205327 5 115 alert
2818679 2025-03-20 23:17:53.943368 16h 37m 28.80s -20d 25m 48.0s FERMI 1.06 alert 764205327 12 112 alert
2818652 2025-03-20 23:16:14.169249 17h 06m 04.08s -26d 31m 01.2s FERMI 4.38 alert 764205327 15 111 alert

DAYS:

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

Synchronous WFC images
Distance datetime coord2000 observatory camera links
119.8 2025-03-20 23:13:50.298 06h 31m 28.18s -31d 48m 08.1s OAFA 29008 Database OAFA
109.2 2025-03-20 23:12:23.407 00h 00m 00.00s +00d 00m 00.0s OAFA 111342 Database OAFA
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2025-03-20 23:15:22 (JD 2460755.469005)

Siderial time 13.679683 h

Ra 16:36:50.40 Dec -21:48:36.00
(249.210000d, -21.810000d)

Rise 2025-03-21 22:26:16

Transit 2025-03-21 02:10:57

Set 2025-03-21 05:51:40

Amur

Object: Altitude: 7.30 Azimuth: 42.19

Sun: Altitude: 15.64 Azimuth: 289.55

Moon: Altitude: 2.99 Azimuth: 38.15

Tunka

Object: Altitude: 14.02 Azimuth: 20.47

Sun: Altitude: 0.34 Azimuth: 270.27

Moon: Altitude: 8.86 Azimuth: 17.56

Kislovodsk

Object: Altitude: 15.28 Azimuth: 322.62

Sun: Altitude: -38.70 Azimuth: 219.67

Moon: Altitude: 9.52 Azimuth: 323.91

Tavrida

Object: Altitude: 10.55 Azimuth: 315.77

Sun: Altitude: -41.33 Azimuth: 209.03

Moon: Altitude: 4.90 Azimuth: 317.45

SAAO

Object: Altitude: 35.54 Azimuth: 275.03

Sun: Altitude: -56.81 Azimuth: 344.96

Moon: Altitude: 36.27 Azimuth: 282.25

IAC

Object: Altitude: -16.97 Azimuth: 286.07

Sun: Altitude: -50.19 Azimuth: 130.46

Moon: Altitude: -20.71 Azimuth: 290.89

Argentina

Object: Altitude: -29.61 Azimuth: 328.78

Sun: Altitude: -6.87 Azimuth: 85.83

Moon: Altitude: -25.29 Azimuth: 333.31

Mexico

Object: Altitude: -75.83 Azimuth: 127.83

Sun: Altitude: 27.89 Azimuth: 71.55

Moon: Altitude: -77.44 Azimuth: 103.07

Ural

Object: Altitude: 9.00 Azimuth: 339.30

Sun: Altitude: -21.74 Azimuth: 231.82

Moon: Altitude: 3.11 Azimuth: 338.91

Vostryakovo

Object: Altitude: 4.29 Azimuth: 319.86

Sun: Altitude: -30.85 Azimuth: 209.69

Moon: Altitude: -1.56 Azimuth: 320.63

Gal. latitude: 16.166656 Gal. longitude: 357.128180

Dist. to Sun: 109.482426

Dist. to Moon: 5.894994

Moon coord.: (251.009720 d, -27.473801 d)

Sun coord.: (0.221572 d, 0.096664 d)

Lunar disk: 0.647477

Lunar phase: 72.845262

Lunar bright limb: 99.044378

No SN in this field

2025-03-20 23:24:51 (JD 2460755.475590)

Siderial time 13.838172 h

Ra 16:36:50.40 Dec -21:48:36.00
(249.210000d, -21.810000d)

Rise 2025-03-21 22:26:16

Transit 2025-03-21 02:10:57

Set 2025-03-21 05:51:40

Amur

Object: Altitude: 6.26 Azimuth: 44.15

Sun: Altitude: 17.06 Azimuth: 291.53

Moon: Altitude: 2.06 Azimuth: 39.96

Tunka

Object: Altitude: 13.48 Azimuth: 22.67

Sun: Altitude: 1.80 Azimuth: 272.13

Moon: Altitude: 8.40 Azimuth: 19.56

Kislovodsk

Object: Altitude: 16.30 Azimuth: 324.65

Sun: Altitude: -37.57 Azimuth: 222.32

Moon: Altitude: 10.46 Azimuth: 325.73

Tavrida

Object: Altitude: 11.71 Azimuth: 317.68

Sun: Altitude: -40.47 Azimuth: 211.96

Moon: Altitude: 5.97 Azimuth: 319.18

SAAO

Object: Altitude: 37.54 Azimuth: 273.87

Sun: Altitude: -56.22 Azimuth: 340.80

Moon: Altitude: 38.17 Azimuth: 281.34

IAC

Object: Altitude: -14.97 Azimuth: 287.03

Sun: Altitude: -51.74 Azimuth: 133.31

Moon: Altitude: -18.83 Azimuth: 291.73

Argentina

Object: Altitude: -28.53 Azimuth: 326.58

Sun: Altitude: -8.88 Azimuth: 84.56

Moon: Altitude: -24.38 Azimuth: 331.31

Mexico

Object: Altitude: -77.37 Azimuth: 134.70

Sun: Altitude: 25.96 Azimuth: 73.09

Moon: Altitude: -79.34 Azimuth: 106.64

Ural

Object: Altitude: 9.43 Azimuth: 341.49

Sun: Altitude: -20.71 Azimuth: 234.11

Moon: Altitude: 3.53 Azimuth: 340.90

Vostryakovo

Object: Altitude: 5.14 Azimuth: 321.90

Sun: Altitude: -30.15 Azimuth: 212.32

Moon: Altitude: -0.76 Azimuth: 322.49

Gal. latitude: 16.166656 Gal. longitude: 357.128180

Dist. to Sun: 109.488967

Dist. to Moon: 5.929328

Moon coord.: (251.098333 d, -27.485851 d)

Sun coord.: (0.227573 d, 0.099267 d)

Lunar disk: 0.646868

Lunar phase: 72.918183

Lunar bright limb: 99.003997

No SN in this field

2025-03-21 00:24:51 (JD 2460755.517257)

Siderial time 14.840910 h

Ra 16:36:50.40 Dec -21:48:36.00
(249.210000d, -21.810000d)

Rise 2025-03-21 22:26:16

Transit 2025-03-21 02:10:57

Set 2025-03-21 05:51:40

Amur

Object: Altitude: -1.10 Azimuth: 56.03

Sun: Altitude: 25.50 Azimuth: 304.85

Moon: Altitude: -4.59 Azimuth: 50.94

Tunka

Object: Altitude: 8.92 Azimuth: 36.12

Sun: Altitude: 10.99 Azimuth: 284.09

Moon: Altitude: 4.45 Azimuth: 31.85

Kislovodsk

Object: Altitude: 21.49 Azimuth: 338.36

Sun: Altitude: -29.27 Azimuth: 237.34

Moon: Altitude: 15.34 Azimuth: 337.92

Tavrida

Object: Altitude: 17.97 Azimuth: 330.60

Sun: Altitude: -33.55 Azimuth: 228.68

Moon: Altitude: 11.81 Azimuth: 330.75

SAAO

Object: Altitude: 50.23 Azimuth: 265.74

Sun: Altitude: -49.74 Azimuth: 318.16

Moon: Altitude: 50.29 Azimuth: 275.39

IAC

Object: Altitude: -2.54 Azimuth: 293.48

Sun: Altitude: -59.43 Azimuth: 156.34

Moon: Altitude: -7.27 Azimuth: 297.45

Argentina

Object: Altitude: -20.35 Azimuth: 314.13

Sun: Altitude: -21.45 Azimuth: 76.05

Moon: Altitude: -17.34 Azimuth: 319.81

Mexico

Object: Altitude: -79.57 Azimuth: 208.87

Sun: Altitude: 13.43 Azimuth: 81.88

Moon: Altitude: -85.66 Azimuth: 217.13

Ural

Object: Altitude: 11.06 Azimuth: 355.58

Sun: Altitude: -13.56 Azimuth: 247.93

Moon: Altitude: 5.19 Azimuth: 353.66

Vostryakovo

Object: Altitude: 9.59 Azimuth: 335.24

Sun: Altitude: -24.64 Azimuth: 228.06

Moon: Altitude: 3.46 Azimuth: 334.62

Gal. latitude: 16.166656 Gal. longitude: 357.128180

Dist. to Sun: 109.530351

Dist. to Moon: 6.165965

Moon coord.: (251.659643 d, -27.560822 d)

Sun coord.: (0.265540 d, 0.115733 d)

Lunar disk: 0.643014

Lunar phase: 73.379742

Lunar bright limb: 98.747829

No SN in this field

2025-05-13 16:58:40 (JD 2460809.207407)

Siderial time 10.932491 h

Ra 16:36:50.40 Dec -21:48:36.00
(249.210000d, -21.810000d)

Rise 2025-05-14 18:53:57

Transit 2025-05-14 22:34:41

Set 2025-05-14 02:19:21

Amur

Object: Altitude: 17.75 Azimuth: 4.53

Sun: Altitude: -18.16 Azimuth: 203.38

Moon: Altitude: 13.26 Azimuth: 12.04

Tunka

Object: Altitude: 14.37 Azimuth: 341.08

Sun: Altitude: -19.70 Azimuth: 179.00

Moon: Altitude: 12.00 Azimuth: 349.48

Kislovodsk

Object: Altitude: -8.28 Azimuth: 292.35

Sun: Altitude: -6.16 Azimuth: 123.01

Moon: Altitude: -5.53 Azimuth: 300.47

Tavrida

Object: Altitude: -14.36 Azimuth: 286.64

Sun: Altitude: -0.39 Azimuth: 116.94

Moon: Altitude: -11.38 Azimuth: 294.82

SAAO

Object: Altitude: 2.04 Azimuth: 294.69

Sun: Altitude: -15.31 Azimuth: 102.46

Moon: Altitude: 10.50 Azimuth: 293.69

IAC

Object: Altitude: -52.78 Azimuth: 269.35

Sun: Altitude: 35.10 Azimuth: 93.54

Moon: Altitude: -46.51 Azimuth: 278.28

Argentina

Object: Altitude: -35.14 Azimuth: 13.84

Sun: Altitude: 39.31 Azimuth: 171.88

Moon: Altitude: -32.53 Azimuth: 4.08

Mexico

Object: Altitude: -41.90 Azimuth: 87.57

Sun: Altitude: 56.47 Azimuth: 283.81

Moon: Altitude: -50.38 Azimuth: 86.44

Ural

Object: Altitude: -4.86 Azimuth: 303.65

Sun: Altitude: -5.85 Azimuth: 138.06

Moon: Altitude: -4.58 Azimuth: 312.19

Vostryakovo

Object: Altitude: -15.07 Azimuth: 286.69

Sun: Altitude: 2.52 Azimuth: 119.67

Moon: Altitude: -13.69 Azimuth: 295.36

Gal. latitude: 16.166656 Gal. longitude: 357.128180

Dist. to Sun: 162.067743

Dist. to Moon: 8.517115

Moon coord.: (240.850042 d, -25.548263 d)

Sun coord.: (50.426221 d, 18.485575 d)

Lunar disk: 0.989212

Lunar phase: 11.923583

Lunar bright limb: 123.892844

No SN in this field
Recent coverage and limits telegrams

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

  ID = 12287
TYPE = 35
DAYS = 2


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 250320B ( Fermi GBM team, GCN 39792) errorbox  33041 sec after notice time and 33077 sec after trigger time at 2025-03-21 08:26:39 UT, with upper limit up to  18.4 mag. The observations began at zenith distance = 12 deg. The sun  altitude  is -28.6 deg. 

The galactic latitude b = 16 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=2818681

We obtain a following upper limits.  

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

   33098 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.48s , -22d 13m 22.4s) |   C |    40 | 17.1 |        
   33138 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.49s , -22d 13m 22.3s) |   C |   120 | 17.8 |  Coadd 
   33108 | 2025-03-21 08:26:40 |         MASTER-OAFA | (16h 36m 11.47s , -21d 49m 19.6s) |   C |    60 | 18.3 |        
   33258 | 2025-03-21 08:26:40 |         MASTER-OAFA | (16h 36m 11.47s , -21d 49m 19.6s) |   C |   360 | 17.8 |  Coadd 
   33173 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 26m 22.64s , -22d 11m 46.3s) |   C |    40 | 17.2 |        
   33184 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 36m 13.62s , -21d 47m 42.5s) |   C |    60 | 18.3 |        
   33249 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 26m 17.85s , -22d 12m 32.3s) |   C |    40 | 17.2 |        
   33259 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 36m 08.92s , -21d 48m 27.6s) |   C |    60 | 18.4 |        
   33354 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.38s , -22d 11m 33.0s) |   C |   100 | 17.5 |        
   33484 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.37s , -22d 11m 32.9s) |   C |   360 | 18.2 |  Coadd 
   33364 | 2025-03-21 08:30:26 |         MASTER-OAFA | (16h 36m 07.07s , -21d 47m 24.6s) |   C |   120 | 15.3 |        
   33490 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   100 | 17.5 |        
   33530 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   180 | 17.9 |  Coadd 
   33625 | 2025-03-21 08:34:57 |         MASTER-OAFA | (16h 26m 17.86s , -22d 13m 34.9s) |   C |   100 | 17.5 |        
   33791 | 2025-03-21 08:37:12 |         MASTER-OAFA | (16h 26m 22.80s , -22d 13m 29.4s) |   C |   160 | 17.7 |        
   33928 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 26m 20.00s , -22d 12m 03.3s) |   C |    40 | 17.1 |        
   33938 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 36m 11.27s , -21d 47m 56.2s) |   C |    60 | 18.3 |        
   34002 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 26m 19.86s , -22d 13m 31.8s) |   C |    40 | 17.2 |        
   34013 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 36m 11.25s , -21d 49m 24.6s) |   C |    60 | 18.3 |        
   34077 | 2025-03-21 08:42:58 |         MASTER-OAFA | (16h 26m 22.13s , -22d 11m 55.1s) |   C |    40 | 17.1 |        
   34087 | 2025-03-21 08:42:59 |         MASTER-OAFA | (16h 36m 13.43s , -21d 47m 47.9s) |   C |    60 | 18.3 |        
   36908 | 2025-03-21 09:30:09 |         MASTER-OAFA | (16h 26m 15.06s , -22d 12m 01.9s) |   C |    40 | 17.1 |        
   36948 | 2025-03-21 09:30:09 |         MASTER-OAFA | (16h 26m 15.07s , -22d 12m 02.0s) |   C |   120 | 17.7 |  Coadd 
   36918 | 2025-03-21 09:30:10 |         MASTER-OAFA | (16h 36m 07.28s , -21d 47m 53.1s) |   C |    60 | 18.2 |        
   36983 | 2025-03-21 09:31:25 |         MASTER-OAFA | (16h 26m 22.48s , -22d 13m 02.8s) |   C |    40 | 17.1 |        
   36994 | 2025-03-21 09:31:25 |         MASTER-OAFA | (16h 36m 14.83s , -21d 48m 54.4s) |   C |    60 | 18.2 |        
   37065 | 2025-03-21 09:32:46 |         MASTER-OAFA | (16h 26m 16.24s , -22d 14m 03.6s) |   C |    40 | 17.2 |        
   37075 | 2025-03-21 09:32:47 |         MASTER-OAFA | (16h 36m 08.70s , -21d 49m 54.9s) |   C |    60 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 12281
TYPE = 35
DAYS = 1


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 250320B ( Fermi GBM team, GCN 39792) errorbox  33041 sec after notice time and 33077 sec after trigger time at 2025-03-21 08:26:39 UT, with upper limit up to  18.4 mag. The observations began at zenith distance = 12 deg. The sun  altitude  is -28.6 deg. 

The galactic latitude b = 16 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=2818683

We obtain a following upper limits.  

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

   33098 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.48s , -22d 13m 22.4s) |   C |    40 | 17.1 |        
   33138 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.49s , -22d 13m 22.3s) |   C |   120 | 17.8 |  Coadd 
   33108 | 2025-03-21 08:26:40 |         MASTER-OAFA | (16h 36m 11.47s , -21d 49m 19.6s) |   C |    60 | 18.3 |        
   33258 | 2025-03-21 08:26:40 |         MASTER-OAFA | (16h 36m 11.47s , -21d 49m 19.6s) |   C |   360 | 17.8 |  Coadd 
   33173 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 26m 22.64s , -22d 11m 46.3s) |   C |    40 | 17.2 |        
   33184 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 36m 13.62s , -21d 47m 42.5s) |   C |    60 | 18.3 |        
   33249 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 26m 17.85s , -22d 12m 32.3s) |   C |    40 | 17.2 |        
   33259 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 36m 08.92s , -21d 48m 27.6s) |   C |    60 | 18.4 |        
   33354 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.38s , -22d 11m 33.0s) |   C |   100 | 17.5 |        
   33484 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.37s , -22d 11m 32.9s) |   C |   360 | 18.2 |  Coadd 
   33364 | 2025-03-21 08:30:26 |         MASTER-OAFA | (16h 36m 07.07s , -21d 47m 24.6s) |   C |   120 | 15.3 |        
   33490 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   100 | 17.5 |        
   33530 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   180 | 17.9 |  Coadd 
   33625 | 2025-03-21 08:34:57 |         MASTER-OAFA | (16h 26m 17.86s , -22d 13m 34.9s) |   C |   100 | 17.5 |        
   33791 | 2025-03-21 08:37:12 |         MASTER-OAFA | (16h 26m 22.80s , -22d 13m 29.4s) |   C |   160 | 17.7 |        
   33928 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 26m 20.00s , -22d 12m 03.3s) |   C |    40 | 17.1 |        
   33938 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 36m 11.27s , -21d 47m 56.2s) |   C |    60 | 18.3 |        
   34002 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 26m 19.86s , -22d 13m 31.8s) |   C |    40 | 17.2 |        
   34013 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 36m 11.25s , -21d 49m 24.6s) |   C |    60 | 18.3 |        
   34077 | 2025-03-21 08:42:58 |         MASTER-OAFA | (16h 26m 22.13s , -22d 11m 55.1s) |   C |    40 | 17.1 |        
   34087 | 2025-03-21 08:42:59 |         MASTER-OAFA | (16h 36m 13.43s , -21d 47m 47.9s) |   C |    60 | 18.3 |        
   36908 | 2025-03-21 09:30:09 |         MASTER-OAFA | (16h 26m 15.06s , -22d 12m 01.9s) |   C |    40 | 17.1 |        
   36948 | 2025-03-21 09:30:09 |         MASTER-OAFA | (16h 26m 15.07s , -22d 12m 02.0s) |   C |   120 | 17.7 |  Coadd 
   36918 | 2025-03-21 09:30:10 |         MASTER-OAFA | (16h 36m 07.28s , -21d 47m 53.1s) |   C |    60 | 18.2 |        
   36983 | 2025-03-21 09:31:25 |         MASTER-OAFA | (16h 26m 22.48s , -22d 13m 02.8s) |   C |    40 | 17.1 |        
   36994 | 2025-03-21 09:31:25 |         MASTER-OAFA | (16h 36m 14.83s , -21d 48m 54.4s) |   C |    60 | 18.2 |        
   37065 | 2025-03-21 09:32:46 |         MASTER-OAFA | (16h 26m 16.24s , -22d 14m 03.6s) |   C |    40 | 17.2 |        
   37075 | 2025-03-21 09:32:47 |         MASTER-OAFA | (16h 36m 08.70s , -21d 49m 54.9s) |   C |    60 | 18.2 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 12279
TYPE = 35
DAYS = 0


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 250320B ( Fermi GBM team, GCN 39792) errorbox  33041 sec after notice time and 33077 sec after trigger time at 2025-03-21 08:26:39 UT, with upper limit up to  18.4 mag. The observations began at zenith distance = 12 deg. The sun  altitude  is -28.6 deg. 

The galactic latitude b = 16 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=2818681

We obtain a following upper limits.  

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

   33098 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.48s , -22d 13m 22.4s) |   C |    40 | 17.1 |        
   33138 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.49s , -22d 13m 22.3s) |   C |   120 | 17.8 |  Coadd 
   33108 | 2025-03-21 08:26:40 |         MASTER-OAFA | (16h 36m 11.47s , -21d 49m 19.6s) |   C |    60 | 18.3 |        
   33173 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 26m 22.64s , -22d 11m 46.3s) |   C |    40 | 17.2 |        
   33184 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 36m 13.62s , -21d 47m 42.5s) |   C |    60 | 18.3 |        
   33249 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 26m 17.85s , -22d 12m 32.3s) |   C |    40 | 17.2 |        
   33259 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 36m 08.92s , -21d 48m 27.6s) |   C |    60 | 18.4 |        
   33354 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.38s , -22d 11m 33.0s) |   C |   100 | 17.5 |        
   33484 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.37s , -22d 11m 32.9s) |   C |   360 | 18.2 |  Coadd 
   33364 | 2025-03-21 08:30:26 |         MASTER-OAFA | (16h 36m 07.07s , -21d 47m 24.6s) |   C |   120 | 15.3 |        
   33490 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   100 | 17.5 |        
   33530 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   180 | 17.9 |  Coadd 
   33625 | 2025-03-21 08:34:57 |         MASTER-OAFA | (16h 26m 17.86s , -22d 13m 34.9s) |   C |   100 | 17.5 |        
   33791 | 2025-03-21 08:37:12 |         MASTER-OAFA | (16h 26m 22.80s , -22d 13m 29.4s) |   C |   160 | 17.7 |        
   33928 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 26m 20.00s , -22d 12m 03.3s) |   C |    40 | 17.1 |        
   33938 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 36m 11.27s , -21d 47m 56.2s) |   C |    60 | 18.3 |        
   34002 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 26m 19.86s , -22d 13m 31.8s) |   C |    40 | 17.2 |        
   34013 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 36m 11.25s , -21d 49m 24.6s) |   C |    60 | 18.3 |        
   34077 | 2025-03-21 08:42:58 |         MASTER-OAFA | (16h 26m 22.13s , -22d 11m 55.1s) |   C |    40 | 17.1 |        
   34087 | 2025-03-21 08:42:59 |         MASTER-OAFA | (16h 36m 13.43s , -21d 47m 47.9s) |   C |    60 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 12278
TYPE = 35
DAYS = 0


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 250320B ( Fermi GBM team, GCN 39792) errorbox  33041 sec after notice time and 33077 sec after trigger time at 2025-03-21 08:26:39 UT, with upper limit up to  18.4 mag. The observations began at zenith distance = 12 deg. The sun  altitude  is -28.6 deg. 

The galactic latitude b = 16 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=2818681

We obtain a following upper limits.  

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

   33098 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.48s , -22d 13m 22.4s) |   C |    40 | 17.1 |        
   33138 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.49s , -22d 13m 22.3s) |   C |   120 | 17.8 |  Coadd 
   33108 | 2025-03-21 08:26:40 |         MASTER-OAFA | (16h 36m 11.47s , -21d 49m 19.6s) |   C |    60 | 18.3 |        
   33173 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 26m 22.64s , -22d 11m 46.3s) |   C |    40 | 17.2 |        
   33184 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 36m 13.62s , -21d 47m 42.5s) |   C |    60 | 18.3 |        
   33249 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 26m 17.85s , -22d 12m 32.3s) |   C |    40 | 17.2 |        
   33259 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 36m 08.92s , -21d 48m 27.6s) |   C |    60 | 18.4 |        
   33354 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.38s , -22d 11m 33.0s) |   C |   100 | 17.5 |        
   33484 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.37s , -22d 11m 32.9s) |   C |   360 | 18.2 |  Coadd 
   33364 | 2025-03-21 08:30:26 |         MASTER-OAFA | (16h 36m 07.07s , -21d 47m 24.6s) |   C |   120 | 15.3 |        
   33490 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   100 | 17.5 |        
   33530 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   180 | 17.9 |  Coadd 
   33625 | 2025-03-21 08:34:57 |         MASTER-OAFA | (16h 26m 17.86s , -22d 13m 34.9s) |   C |   100 | 17.5 |        
   33791 | 2025-03-21 08:37:12 |         MASTER-OAFA | (16h 26m 22.80s , -22d 13m 29.4s) |   C |   160 | 17.7 |        
   33928 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 26m 20.00s , -22d 12m 03.3s) |   C |    40 | 17.1 |        
   33938 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 36m 11.27s , -21d 47m 56.2s) |   C |    60 | 18.3 |        
   34002 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 26m 19.86s , -22d 13m 31.8s) |   C |    40 | 17.2 |        
   34013 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 36m 11.25s , -21d 49m 24.6s) |   C |    60 | 18.3 |        
   34077 | 2025-03-21 08:42:58 |         MASTER-OAFA | (16h 26m 22.13s , -22d 11m 55.1s) |   C |    40 | 17.1 |        
   34087 | 2025-03-21 08:42:59 |         MASTER-OAFA | (16h 36m 13.43s , -21d 47m 47.9s) |   C |    60 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 12277
TYPE = 34
DAYS = 0


MASTER-OAFA robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Argentina (OAFA observatory of San Juan National University) started inspect of the FERMI GRB 250320B ( Fermi GBM team, GCN 39792) errorbox  33041 sec after notice time and 33077 sec after trigger time at 2025-03-21 08:26:39 UT, with upper limit up to  18.4 mag. The observations began at zenith distance = 12 deg. The sun  altitude  is -28.6 deg. 

The galactic latitude b = 16 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=2818681

We obtain a following upper limits.  

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

   33098 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.48s , -22d 13m 22.4s) |   C |    40 | 17.1 |        
   33138 | 2025-03-21 08:26:39 |         MASTER-OAFA | (16h 26m 20.49s , -22d 13m 22.3s) |   C |   120 | 17.8 |  Coadd 
   33108 | 2025-03-21 08:26:40 |         MASTER-OAFA | (16h 36m 11.47s , -21d 49m 19.6s) |   C |    60 | 18.3 |        
   33173 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 26m 22.64s , -22d 11m 46.3s) |   C |    40 | 17.2 |        
   33184 | 2025-03-21 08:27:55 |         MASTER-OAFA | (16h 36m 13.62s , -21d 47m 42.5s) |   C |    60 | 18.3 |        
   33249 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 26m 17.85s , -22d 12m 32.3s) |   C |    40 | 17.2 |        
   33259 | 2025-03-21 08:29:10 |         MASTER-OAFA | (16h 36m 08.92s , -21d 48m 27.6s) |   C |    60 | 18.4 |        
   33354 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.38s , -22d 11m 33.0s) |   C |   100 | 17.5 |        
   33484 | 2025-03-21 08:30:25 |         MASTER-OAFA | (16h 26m 16.37s , -22d 11m 32.9s) |   C |   360 | 18.2 |  Coadd 
   33364 | 2025-03-21 08:30:26 |         MASTER-OAFA | (16h 36m 07.07s , -21d 47m 24.6s) |   C |   120 | 15.3 |        
   33490 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   100 | 17.5 |        
   33530 | 2025-03-21 08:32:41 |         MASTER-OAFA | (16h 26m 23.41s , -22d 12m 34.3s) |   C |   180 | 17.9 |  Coadd 
   33625 | 2025-03-21 08:34:57 |         MASTER-OAFA | (16h 26m 17.86s , -22d 13m 34.9s) |   C |   100 | 17.5 |        
   33791 | 2025-03-21 08:37:12 |         MASTER-OAFA | (16h 26m 22.80s , -22d 13m 29.4s) |   C |   160 | 17.7 |        
   33928 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 26m 20.00s , -22d 12m 03.3s) |   C |    40 | 17.1 |        
   33938 | 2025-03-21 08:40:29 |         MASTER-OAFA | (16h 36m 11.27s , -21d 47m 56.2s) |   C |    60 | 18.3 |        
   34002 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 26m 19.86s , -22d 13m 31.8s) |   C |    40 | 17.2 |        
   34013 | 2025-03-21 08:41:44 |         MASTER-OAFA | (16h 36m 11.25s , -21d 49m 24.6s) |   C |    60 | 18.3 |        
   34077 | 2025-03-21 08:42:58 |         MASTER-OAFA | (16h 26m 22.13s , -22d 11m 55.1s) |   C |    40 | 17.1 |        
   34087 | 2025-03-21 08:42:59 |         MASTER-OAFA | (16h 36m 13.43s , -21d 47m 47.9s) |   C |    60 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025