MASTER Net MASTER Database: GRB221221.94 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 GRB221221.94
Trignum 693355175
Trigger time 2022-12-21 22:39:30.57
Notice time 2022-12-21 22:49:24.224245
Coord, eb (05h 27m 16.80s , +63d 24m 00.0s) , 2.74
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
2186195 2022-12-21 22:49:26.809274 05h 27m 16.80s +63d 24m 00.0s FERMI 2.74 alert 693355175 18 115 alert
2186184 2022-12-21 22:40:11.10029 05h 39m 45.60s +59d 01m 48.0s FERMI 1.74 alert 693355175 18 112 alert
2186183 2022-12-21 22:40:05.696237 05h 49m 00.00s +67d 37m 59.9s FERMI 4.85 alert 693355175 78 111 alert

DAYS:

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

Synchronous WFC images
Distance datetime coord2000 observatory camera links
102.5 2022-12-21 22:39:04.355 06h 15m 13.00s -38d 42m 00.0s SAAO 111341 Database SAAO
Errorbox center visibility at MASTER facilities
trigger notice notice+1hr now

2022-12-21 22:39:30 (JD 2459935.444097)

Siderial time 7.198213 h

Ra 05:27:16.80 Dec 63:24:00.00
( 81.820000d, 63.400000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 34.25 Azimuth: 150.87

Sun: Altitude: -7.11 Azimuth: 298.53

Moon: Altitude: 3.85 Azimuth: 316.24

Tunka

Object: Altitude: 44.03 Azimuth: 141.50

Sun: Altitude: -22.01 Azimuth: 280.39

Moon: Altitude: -9.27 Azimuth: 297.51

Kislovodsk

Object: Altitude: 63.56 Azimuth: 148.75

Sun: Altitude: -62.17 Azimuth: 230.69

Moon: Altitude: -47.82 Azimuth: 257.61

Tavrida

Object: Altitude: 67.38 Azimuth: 153.49

Sun: Altitude: -65.58 Azimuth: 214.21

Moon: Altitude: -53.37 Azimuth: 248.35

SAAO

Object: Altitude: -6.07 Azimuth: 175.81

Sun: Altitude: -34.16 Azimuth: 358.37

Moon: Altitude: -28.97 Azimuth: 334.67

IAC

Object: Altitude: 50.54 Azimuth: 199.30

Sun: Altitude: -57.50 Azimuth: 90.24

Moon: Altitude: -77.52 Azimuth: 106.65

Argentina

Object: Altitude: -24.22 Azimuth: 208.99

Sun: Altitude: 11.04 Azimuth: 69.15

Moon: Altitude: -5.81 Azimuth: 56.90

Mexico

Object: Altitude: 15.00 Azimuth: 203.19

Sun: Altitude: 17.28 Azimuth: 47.65

Moon: Altitude: 1.02 Azimuth: 60.82

Ural

Object: Altitude: 65.92 Azimuth: 125.26

Sun: Altitude: -45.65 Azimuth: 237.90

Moon: Altitude: -34.65 Azimuth: 261.18

Vostryakovo

Object: Altitude: 74.54 Azimuth: 131.82

Sun: Altitude: -55.26 Azimuth: 210.67

Moon: Altitude: -46.57 Azimuth: 241.02

Gal. latitude: 15.826638 Gal. longitude: 148.857078

Dist. to Sun: 139.701380

Dist. to Moon: 139.481560

Moon coord.: (246.955737 d, -24.103075 d)

Sun coord.: (269.694070 d, -23.445712 d)

Lunar disk: 0.032725

Lunar phase: 159.155603

Lunar bright limb: 93.124639

No SN in this field

2022-12-21 22:49:24 (JD 2459935.450972)

Siderial time 7.363664 h

Ra 05:27:16.80 Dec 63:24:00.00
( 81.820000d, 63.400000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 33.49 Azimuth: 151.85

Sun: Altitude: -5.74 Azimuth: 300.35

Moon: Altitude: 4.86 Azimuth: 318.16

Tunka

Object: Altitude: 43.08 Azimuth: 142.30

Sun: Altitude: -20.51 Azimuth: 282.22

Moon: Altitude: -7.99 Azimuth: 299.28

Kislovodsk

Object: Altitude: 62.61 Azimuth: 147.47

Sun: Altitude: -60.75 Azimuth: 234.40

Moon: Altitude: -46.16 Azimuth: 259.64

Tavrida

Object: Altitude: 66.56 Azimuth: 151.55

Sun: Altitude: -64.53 Azimuth: 218.99

Moon: Altitude: -51.80 Azimuth: 250.82

SAAO

Object: Altitude: -6.24 Azimuth: 174.70

Sun: Altitude: -34.05 Azimuth: 355.63

Moon: Altitude: -28.06 Azimuth: 332.43

IAC

Object: Altitude: 51.24 Azimuth: 197.93

Sun: Altitude: -59.68 Azimuth: 91.46

Moon: Altitude: -79.51 Azimuth: 110.98

Argentina

Object: Altitude: -23.21 Azimuth: 208.50

Sun: Altitude: 9.08 Azimuth: 67.98

Moon: Altitude: -7.47 Azimuth: 55.50

Mexico

Object: Altitude: 15.85 Azimuth: 203.93

Sun: Altitude: 15.69 Azimuth: 49.34

Moon: Altitude: -0.78 Azimuth: 62.03

Ural

Object: Altitude: 64.82 Azimuth: 125.63

Sun: Altitude: -44.49 Azimuth: 240.67

Moon: Altitude: -33.39 Azimuth: 263.30

Vostryakovo

Object: Altitude: 73.48 Azimuth: 130.62

Sun: Altitude: -54.51 Azimuth: 214.39

Moon: Altitude: -45.40 Azimuth: 243.64

Gal. latitude: 15.826638 Gal. longitude: 148.857078

Dist. to Sun: 139.700730

Dist. to Moon: 139.522217

Moon coord.: (247.063630 d, -24.126747 d)

Sun coord.: (269.701704 d, -23.445726 d)

Lunar disk: 0.032437

Lunar phase: 159.248373

Lunar bright limb: 93.034785

No SN in this field

2022-12-21 23:49:24 (JD 2459935.492639)

Siderial time 8.366402 h

Ra 05:27:16.80 Dec 63:24:00.00
( 81.820000d, 63.400000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 29.42 Azimuth: 158.12

Sun: Altitude: 2.00 Azimuth: 311.73

Moon: Altitude: 10.10 Azimuth: 330.29

Tunka

Object: Altitude: 37.74 Azimuth: 147.66

Sun: Altitude: -11.69 Azimuth: 293.22

Moon: Altitude: -0.81 Azimuth: 310.30

Kislovodsk

Object: Altitude: 56.33 Azimuth: 142.72

Sun: Altitude: -51.07 Azimuth: 252.03

Moon: Altitude: -35.90 Azimuth: 270.54

Tavrida

Object: Altitude: 60.77 Azimuth: 143.82

Sun: Altitude: -56.29 Azimuth: 241.59

Moon: Altitude: -41.94 Azimuth: 263.55

SAAO

Object: Altitude: -8.14 Azimuth: 168.20

Sun: Altitude: -31.32 Azimuth: 339.60

Moon: Altitude: -21.17 Azimuth: 320.13

IAC

Object: Altitude: 54.25 Azimuth: 187.99

Sun: Altitude: -72.79 Azimuth: 102.18

Moon: Altitude: -84.81 Azimuth: 219.89

Argentina

Object: Altitude: -17.46 Azimuth: 204.79

Sun: Altitude: -2.39 Azimuth: 60.37

Moon: Altitude: -16.86 Azimuth: 46.11

Mexico

Object: Altitude: 21.49 Azimuth: 207.79

Sun: Altitude: 5.30 Azimuth: 58.51

Moon: Altitude: -12.06 Azimuth: 68.78

Ural

Object: Altitude: 58.30 Azimuth: 129.09

Sun: Altitude: -36.93 Azimuth: 255.87

Moon: Altitude: -25.69 Azimuth: 275.53

Vostryakovo

Object: Altitude: 66.81 Azimuth: 127.99

Sun: Altitude: -48.54 Azimuth: 234.42

Moon: Altitude: -37.80 Azimuth: 257.99

Gal. latitude: 15.826638 Gal. longitude: 148.857078

Dist. to Sun: 139.696766

Dist. to Moon: 139.764976

Moon coord.: (247.718774 d, -24.268666 d)

Sun coord.: (269.747970 d, -23.445804 d)

Lunar disk: 0.030721

Lunar phase: 159.810639

Lunar bright limb: 92.479424

No SN in this field

2025-04-18 19:40:37 (JD 2460784.319873)

Siderial time 11.996302 h

Ra 05:27:16.80 Dec 63:24:00.00
( 81.820000d, 63.400000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: 23.89 Azimuth: 183.90

Sun: Altitude: -7.81 Azimuth: 242.15

Moon: Altitude: 11.04 Azimuth: 357.35

Tunka

Object: Altitude: 25.93 Azimuth: 171.91

Sun: Altitude: -18.86 Azimuth: 220.49

Moon: Altitude: 6.08 Azimuth: 336.04

Kislovodsk

Object: Altitude: 33.05 Azimuth: 148.64

Sun: Altitude: -31.77 Azimuth: 154.63

Moon: Altitude: -17.94 Azimuth: 292.74

Tavrida

Object: Altitude: 37.17 Azimuth: 145.93

Sun: Altitude: -27.89 Azimuth: 145.93

Moon: Altitude: -24.00 Azimuth: 287.24

SAAO

Object: Altitude: -24.95 Azimuth: 150.78

Sun: Altitude: -44.71 Azimuth: 71.95

Moon: Altitude: 0.41 Azimuth: 304.21

IAC

Object: Altitude: 45.03 Azimuth: 153.89

Sun: Altitude: -2.72 Azimuth: 104.04

Moon: Altitude: -61.04 Azimuth: 278.61

Argentina

Object: Altitude: -5.46 Azimuth: 183.95

Sun: Altitude: 28.37 Azimuth: 126.16

Moon: Altitude: -26.74 Azimuth: 19.43

Mexico

Object: Altitude: 45.11 Azimuth: 209.02

Sun: Altitude: 69.36 Azimuth: 14.92

Moon: Altitude: -37.84 Azimuth: 76.13

Ural

Object: Altitude: 38.92 Azimuth: 150.12

Sun: Altitude: -21.85 Azimuth: 174.96

Moon: Altitude: -14.20 Azimuth: 301.14

Vostryakovo

Object: Altitude: 44.35 Azimuth: 141.71

Sun: Altitude: -20.00 Azimuth: 152.22

Moon: Altitude: -24.63 Azimuth: 285.22

Gal. latitude: 15.826638 Gal. longitude: 148.857078

Dist. to Sun: 65.063461

Dist. to Moon: 144.480984

Moon coord.: (272.775315 d, -28.593815 d)

Sun coord.: (26.635887 d, 11.003751 d)

Lunar disk: 0.720961

Lunar phase: 63.773402

Lunar bright limb: 91.417176

No SN in this field
Recent coverage and limits telegrams

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

  ID = 7324
TYPE = 35
DAYS = 2


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 221221A ( Fermi GBM team, GCN 33091) errorbox  889 sec after notice time and 900 sec after trigger time at 2022-12-21 22:54:31 UT, with upper limit up to  19.0 mag. The observations began at zenith distance = 48 deg. The sun  altitude  is -19.6 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 221221A errorbox  16533 sec after notice time and 16545 sec after trigger time at 2022-12-22 03:15:15 UT, with upper limit up to  19.1 mag. Observations started at twilight.  The observations began at zenith distance = 58 deg. The sun  altitude  is -14.7 deg. 

The galactic latitude b = 15 deg., longitude l = 154 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2186184

We obtain a following upper limits.  

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

     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 33m 09.63s , +62d 02m 27.4s) |   C |    60 | 19.0 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (05h 45m 26.07s , +62d 03m 08.6s) |   C |    60 | 19.0 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 25m 24.08s , +60d 05m 34.7s) |   C |    60 | 18.9 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 44m 17.59s , +60d 07m 10.0s) |   C |    60 | 18.9 |        
    1669 | 2022-12-21 23:06:49 |        MASTER-Tunka | (05h 13m 47.63s , +60d 05m 33.9s) |   C |    60 | 18.5 |        
   16575 | 2022-12-22 03:15:15 |   MASTER-Kislovodsk | (05h 27m 14.51s , +60d 23m 03.9s) |   C |    60 | 18.3 |        
   17671 | 2022-12-22 03:33:31 |   MASTER-Kislovodsk | (05h 47m 17.87s , +62d 15m 13.5s) |   C |    60 | 17.8 |        
   17754 | 2022-12-22 03:34:54 |   MASTER-Kislovodsk | (05h 27m 16.69s , +60d 20m 59.4s) |   C |    60 | 17.6 |        
   41496 | 2022-12-22 10:10:36 |        MASTER-Tunka | (05h 23m 57.83s , +58d 00m 53.4s) |   C |    60 | 17.4 |        
   41769 | 2022-12-22 10:15:09 |        MASTER-Tunka | (05h 52m 47.96s , +58d 00m 40.9s) |   C |    60 | 16.9 |        
   96002 | 2022-12-23 01:19:02 |   MASTER-Kislovodsk | (05h 57m 22.93s , +60d 27m 46.6s) |   C |    60 | 18.9 |        
   96172 | 2022-12-23 01:21:52 |   MASTER-Kislovodsk | (05h 38m 06.32s , +58d 31m 15.4s) |   C |    60 | 18.7 |        
   99071 | 2022-12-23 02:10:11 |   MASTER-Kislovodsk | (05h 57m 25.12s , +60d 26m 26.9s) |   C |    60 | 18.8 |        
  100785 | 2022-12-23 02:38:45 |   MASTER-Kislovodsk | (05h 38m 13.60s , +58d 30m 35.9s) |   C |    60 | 18.7 |        
  100867 | 2022-12-23 02:40:07 |   MASTER-Kislovodsk | (05h 57m 35.74s , +60d 24m 13.1s) |   C |    60 | 18.3 |        
  161253 | 2022-12-23 19:26:33 |   MASTER-Kislovodsk | (05h 31m 49.62s , +61d 49m 39.2s) |   C |    60 | 19.1 |        
  161663 | 2022-12-23 19:33:23 |   MASTER-Kislovodsk | (05h 43m 02.46s , +59d 55m 02.6s) |   C |    60 | 19.0 |        
  162369 | 2022-12-23 19:45:09 |   MASTER-Kislovodsk | (05h 31m 50.82s , +61d 49m 09.2s) |   C |    60 | 19.1 |        
  162450 | 2022-12-23 19:46:30 |   MASTER-Kislovodsk | (05h 32m 32.33s , +61d 49m 10.6s) |   C |    60 | 13.7 |        
  162785 | 2022-12-23 19:52:05 |   MASTER-Kislovodsk | (05h 43m 00.42s , +59d 55m 45.2s) |   C |    60 | 18.9 |        
  163293 | 2022-12-23 20:00:33 |   MASTER-Kislovodsk | (05h 31m 44.05s , +61d 48m 20.1s) |   C |    60 | 18.9 |        
  163700 | 2022-12-23 20:07:21 |   MASTER-Kislovodsk | (05h 42m 51.74s , +59d 54m 20.5s) |   C |    60 | 18.9 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7320
TYPE = 35
DAYS = 1


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 221221A ( Fermi GBM team, GCN 33091) errorbox  889 sec after notice time and 900 sec after trigger time at 2022-12-21 22:54:31 UT, with upper limit up to  19.0 mag. The observations began at zenith distance = 48 deg. The sun  altitude  is -19.6 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the FERMI GRB 221221A errorbox  16533 sec after notice time and 16545 sec after trigger time at 2022-12-22 03:15:15 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 58 deg. The sun  altitude  is -14.7 deg. 

The galactic latitude b = 15 deg., longitude l = 154 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2186179

We obtain a following upper limits.  

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

     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 33m 09.63s , +62d 02m 27.4s) |   C |    60 | 19.0 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (05h 45m 26.07s , +62d 03m 08.6s) |   C |    60 | 19.0 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 25m 24.08s , +60d 05m 34.7s) |   C |    60 | 18.9 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 44m 17.59s , +60d 07m 10.0s) |   C |    60 | 18.9 |        
    1669 | 2022-12-21 23:06:49 |        MASTER-Tunka | (05h 13m 47.63s , +60d 05m 33.9s) |   C |    60 | 18.5 |        
   16575 | 2022-12-22 03:15:15 |   MASTER-Kislovodsk | (05h 27m 14.51s , +60d 23m 03.9s) |   C |    60 | 18.3 |        
   17671 | 2022-12-22 03:33:31 |   MASTER-Kislovodsk | (05h 47m 17.87s , +62d 15m 13.5s) |   C |    60 | 17.8 |        
   17754 | 2022-12-22 03:34:54 |   MASTER-Kislovodsk | (05h 27m 16.69s , +60d 20m 59.4s) |   C |    60 | 17.6 |        
   41496 | 2022-12-22 10:10:36 |        MASTER-Tunka | (05h 23m 57.83s , +58d 00m 53.4s) |   C |    60 | 17.4 |        
   41769 | 2022-12-22 10:15:09 |        MASTER-Tunka | (05h 52m 47.96s , +58d 00m 40.9s) |   C |    60 | 16.9 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7319
TYPE = 35
DAYS = 0


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 221221A ( Fermi GBM team, GCN 33091) errorbox  889 sec after notice time and 900 sec after trigger time at 2022-12-21 22:54:31 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 50 deg. The sun  altitude  is -19.6 deg. 

The galactic latitude b = 16 deg., longitude l = 149 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2186194

We obtain a following upper limits.  

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

     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 13m 04.10s , +62d 00m 46.8s) |   C |    60 | 19.1 |        
     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 33m 09.63s , +62d 02m 27.4s) |   C |    60 | 19.0 |        
    1021 | 2022-12-21 22:56:01 |        MASTER-Tunka | (04h 59m 40.57s , +63d 52m 33.3s) |   C |    60 | 19.4 |        
    1021 | 2022-12-21 22:56:01 |        MASTER-Tunka | (05h 21m 04.98s , +63d 54m 10.7s) |   C |    60 | 19.4 |        
    1112 | 2022-12-21 22:57:32 |        MASTER-Tunka | (05h 34m 02.96s , +63d 54m 26.5s) |   C |    60 | 19.0 |        
    1206 | 2022-12-21 22:59:06 |        MASTER-Tunka | (05h 21m 31.91s , +65d 47m 31.1s) |   C |    60 | 19.3 |        
    1206 | 2022-12-21 22:59:06 |        MASTER-Tunka | (05h 44m 33.68s , +65d 49m 16.4s) |   C |    60 | 19.4 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (05h 45m 26.07s , +62d 03m 08.6s) |   C |    60 | 19.0 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (06h 05m 34.83s , +62d 04m 53.5s) |   C |    60 | 19.1 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 25m 24.08s , +60d 05m 34.7s) |   C |    60 | 18.9 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 44m 17.59s , +60d 07m 10.0s) |   C |    60 | 18.9 |        
    1488 | 2022-12-21 23:03:48 |        MASTER-Tunka | (05h 32m 12.18s , +67d 42m 58.9s) |   C |    60 | 19.1 |        
    1578 | 2022-12-21 23:05:18 |        MASTER-Tunka | (05h 07m 27.77s , +65d 46m 10.6s) |   C |    60 | 19.4 |        
    1669 | 2022-12-21 23:06:49 |        MASTER-Tunka | (05h 13m 47.63s , +60d 05m 33.9s) |   C |    60 | 18.5 |        
    1759 | 2022-12-21 23:08:19 |        MASTER-Tunka | (05h 00m 55.35s , +61d 57m 06.8s) |   C |    60 | 18.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7318
TYPE = 35
DAYS = 0


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 221221A ( Fermi GBM team, GCN 33091) errorbox  889 sec after notice time and 900 sec after trigger time at 2022-12-21 22:54:31 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 50 deg. The sun  altitude  is -19.6 deg. 

The galactic latitude b = 16 deg., longitude l = 149 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2186194

We obtain a following upper limits.  

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

     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 13m 04.10s , +62d 00m 46.8s) |   C |    60 | 19.1 |        
     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 33m 09.63s , +62d 02m 27.4s) |   C |    60 | 19.0 |        
    1021 | 2022-12-21 22:56:01 |        MASTER-Tunka | (04h 59m 40.57s , +63d 52m 33.3s) |   C |    60 | 19.4 |        
    1021 | 2022-12-21 22:56:01 |        MASTER-Tunka | (05h 21m 04.98s , +63d 54m 10.7s) |   C |    60 | 19.4 |        
    1112 | 2022-12-21 22:57:32 |        MASTER-Tunka | (05h 34m 02.96s , +63d 54m 26.5s) |   C |    60 | 19.0 |        
    1206 | 2022-12-21 22:59:06 |        MASTER-Tunka | (05h 21m 31.91s , +65d 47m 31.1s) |   C |    60 | 19.3 |        
    1206 | 2022-12-21 22:59:06 |        MASTER-Tunka | (05h 44m 33.68s , +65d 49m 16.4s) |   C |    60 | 19.4 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (05h 45m 26.07s , +62d 03m 08.6s) |   C |    60 | 19.0 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (06h 05m 34.83s , +62d 04m 53.5s) |   C |    60 | 19.1 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 25m 24.08s , +60d 05m 34.7s) |   C |    60 | 18.9 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 44m 17.59s , +60d 07m 10.0s) |   C |    60 | 18.9 |        
    1488 | 2022-12-21 23:03:48 |        MASTER-Tunka | (05h 32m 12.18s , +67d 42m 58.9s) |   C |    60 | 19.1 |        
    1578 | 2022-12-21 23:05:18 |        MASTER-Tunka | (05h 07m 27.77s , +65d 46m 10.6s) |   C |    60 | 19.4 |        
    1669 | 2022-12-21 23:06:49 |        MASTER-Tunka | (05h 13m 47.63s , +60d 05m 33.9s) |   C |    60 | 18.5 |        
    1759 | 2022-12-21 23:08:19 |        MASTER-Tunka | (05h 00m 55.35s , +61d 57m 06.8s) |   C |    60 | 18.7 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 7317
TYPE = 34
DAYS = 0


MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) started inspect of the FERMI GRB 221221A ( Fermi GBM team, GCN 33091) errorbox  889 sec after notice time and 900 sec after trigger time at 2022-12-21 22:54:31 UT, with upper limit up to  19.4 mag. The observations began at zenith distance = 50 deg. The sun  altitude  is -19.6 deg. 

The galactic latitude b = 16 deg., longitude l = 149 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2186194

We obtain a following upper limits.  

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

     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 13m 04.10s , +62d 00m 46.8s) |   C |    60 | 19.1 |        
     931 | 2022-12-21 22:54:31 |        MASTER-Tunka | (05h 33m 09.63s , +62d 02m 27.4s) |   C |    60 | 19.0 |        
    1021 | 2022-12-21 22:56:01 |        MASTER-Tunka | (04h 59m 40.57s , +63d 52m 33.3s) |   C |    60 | 19.4 |        
    1021 | 2022-12-21 22:56:01 |        MASTER-Tunka | (05h 21m 04.98s , +63d 54m 10.7s) |   C |    60 | 19.4 |        
    1112 | 2022-12-21 22:57:32 |        MASTER-Tunka | (05h 34m 02.96s , +63d 54m 26.5s) |   C |    60 | 19.0 |        
    1206 | 2022-12-21 22:59:06 |        MASTER-Tunka | (05h 21m 31.91s , +65d 47m 31.1s) |   C |    60 | 19.3 |        
    1206 | 2022-12-21 22:59:06 |        MASTER-Tunka | (05h 44m 33.68s , +65d 49m 16.4s) |   C |    60 | 19.4 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (05h 45m 26.07s , +62d 03m 08.6s) |   C |    60 | 19.0 |        
    1296 | 2022-12-21 23:00:36 |        MASTER-Tunka | (06h 05m 34.83s , +62d 04m 53.5s) |   C |    60 | 19.1 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 25m 24.08s , +60d 05m 34.7s) |   C |    60 | 18.9 |        
    1397 | 2022-12-21 23:02:17 |        MASTER-Tunka | (05h 44m 17.59s , +60d 07m 10.0s) |   C |    60 | 18.9 |        
    1488 | 2022-12-21 23:03:48 |        MASTER-Tunka | (05h 32m 12.18s , +67d 42m 58.9s) |   C |    60 | 19.1 |        
    1578 | 2022-12-21 23:05:18 |        MASTER-Tunka | (05h 07m 27.77s , +65d 46m 10.6s) |   C |    60 | 19.4 |        
    1669 | 2022-12-21 23:06:49 |        MASTER-Tunka | (05h 13m 47.63s , +60d 05m 33.9s) |   C |    60 | 18.5 |        
    1759 | 2022-12-21 23:08:19 |        MASTER-Tunka | (05h 00m 55.35s , +61d 57m 06.8s) |   C |    60 | 18.7 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025