GRB201221.30 page :: MASTER Database

MASTER Net MASTER Database: GRB201221.30 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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Name

SWIFT GRB201221.30

Trignum

1013852

Trigger time

2020-12-21 07:09:01.42

Notice time

2020-12-21 07:10:34.042135

Coord, eb

(14h 17m 54.48s , -45d 24m 39.6s) , 0.05

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You are viewing outdated information, relevant error box is here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
1507794	2020-12-21 07:24:40.308075	14^h 17^m 55.20^s -45^d 25^m 01.2^s	SWIFT	0.000611111	alert	1013852	6	67	alert
1507781	2020-12-21 07:10:34.042135	14^h 17^m 54.48^s -45^d 24^m 39.6^s	SWIFT	0.05	alert	1013852	3	61	alert

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

Synchronous WFC images

Distance	datetime	coord2000	observatory	links

Errorbox center visibility at MASTER facilities

trigger

notice

notice+1hr

now

2020-12-21 07:09:01 (JD 2459204.797928)

Siderial time 15.679525 h

Ra 14:17:54.48 Dec -45:24:39.60
(214.477000d, -45.411000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -44.88 Azimuth: 68.05

Sun: Altitude: 1.47 Azimuth: 49.15

Moon: Altitude: 26.21 Azimuth: 326.97

Tunka

Object: Altitude: -32.05 Azimuth: 55.73

Sun: Altitude: 9.97 Azimuth: 28.75

Moon: Altitude: 14.44 Azimuth: 304.18

Kislovodsk

Object: Altitude: -2.01 Azimuth: 17.68

Sun: Altitude: 17.58 Azimuth: 331.76

Moon: Altitude: -23.22 Azimuth: 258.50

Tavrida

Object: Altitude: -1.41 Azimuth: 11.93

Sun: Altitude: 13.53 Azimuth: 324.52

Moon: Altitude: -28.85 Azimuth: 251.33

SAAO

Object: Altitude: 76.62 Azimuth: 11.94

Sun: Altitude: 44.34 Azimuth: 272.23

Moon: Altitude: -31.94 Azimuth: 306.24

IAC

Object: Altitude: 10.27 Azimuth: 336.87

Sun: Altitude: -9.63 Azimuth: 291.53

Moon: Altitude: -68.88 Azimuth: 197.87

Argentina

Object: Altitude: 24.49 Azimuth: 309.67

Sun: Altitude: -23.51 Azimuth: 321.28

Moon: Altitude: -30.42 Azimuth: 56.26

Mexico

Object: Altitude: -47.03 Azimuth: 304.98

Sun: Altitude: -82.11 Azimuth: 164.02

Moon: Altitude: -6.31 Azimuth: 84.36

Ural

Object: Altitude: -18.45 Azimuth: 30.09

Sun: Altitude: 8.84 Azimuth: 348.47

Moon: Altitude: -10.86 Azimuth: 268.10

Vostryakovo

Object: Altitude: -12.33 Azimuth: 14.86

Sun: Altitude: 5.96 Azimuth: 328.80

Moon: Altitude: -22.99 Azimuth: 249.75

Gal. latitude: 14.430866 Gal. longitude: 318.914834

Dist. to Sun: 49.303636

Dist. to Moon: 115.715609

Moon coord.: (354.654271 d, -8.066356 d)

Sun coord.: (269.552377 d, -23.442780 d)

Lunar disk: 0.434548

Lunar phase: 97.521807

Lunar bright limb: 247.260307

No SN in this field

2020-12-21 07:10:34 (JD 2459204.799005)

Siderial time 15.705429 h

Ra 14:17:54.48 Dec -45:24:39.60
(214.477000d, -45.411000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -45.11 Azimuth: 68.26

Sun: Altitude: 1.28 Azimuth: 49.45

Moon: Altitude: 26.35 Azimuth: 327.36

Tunka

Object: Altitude: -32.25 Azimuth: 55.95

Sun: Altitude: 9.85 Azimuth: 29.09

Moon: Altitude: 14.64 Azimuth: 304.51

Kislovodsk

Object: Altitude: -2.10 Azimuth: 17.94

Sun: Altitude: 17.71 Azimuth: 332.10

Moon: Altitude: -22.95 Azimuth: 258.78

Tavrida

Object: Altitude: -1.46 Azimuth: 12.19

Sun: Altitude: 13.69 Azimuth: 324.84

Moon: Altitude: -28.59 Azimuth: 251.63

SAAO

Object: Altitude: 76.55 Azimuth: 13.07

Sun: Altitude: 44.67 Azimuth: 272.04

Moon: Altitude: -31.69 Azimuth: 305.92

IAC

Object: Altitude: 10.41 Azimuth: 337.11

Sun: Altitude: -9.31 Azimuth: 291.69

Moon: Altitude: -68.77 Azimuth: 198.85

Argentina

Object: Altitude: 24.74 Azimuth: 309.56

Sun: Altitude: -23.30 Azimuth: 320.97

Moon: Altitude: -30.69 Azimuth: 55.96

Mexico

Object: Altitude: -46.76 Azimuth: 304.97

Sun: Altitude: -82.19 Azimuth: 166.54

Moon: Altitude: -6.63 Azimuth: 84.56

Ural

Object: Altitude: -18.56 Azimuth: 30.35

Sun: Altitude: 8.88 Azimuth: 348.82

Moon: Altitude: -10.65 Azimuth: 268.41

Vostryakovo

Object: Altitude: -12.39 Azimuth: 15.13

Sun: Altitude: 6.07 Azimuth: 329.14

Moon: Altitude: -22.78 Azimuth: 250.09

Gal. latitude: 14.430866 Gal. longitude: 318.914834

Dist. to Sun: 49.304466

Dist. to Moon: 115.726184

Moon coord.: (354.666429 d, -8.061085 d)

Sun coord.: (269.553572 d, -23.442783 d)

Lunar disk: 0.434652

Lunar phase: 97.509759

Lunar bright limb: 247.258691

No SN in this field

2020-12-21 08:10:34 (JD 2459204.840671)

Siderial time 16.708167 h

Ra 14:17:54.48 Dec -45:24:39.60
(214.477000d, -45.411000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -54.25 Azimuth: 76.43

Sun: Altitude: -6.57 Azimuth: 60.76

Moon: Altitude: 30.45 Azimuth: 343.11

Tunka

Object: Altitude: -40.31 Azimuth: 64.40

Sun: Altitude: 4.47 Azimuth: 41.85

Moon: Altitude: 21.60 Azimuth: 317.82

Kislovodsk

Object: Altitude: -6.31 Azimuth: 27.64

Sun: Altitude: 21.58 Azimuth: 346.12

Moon: Altitude: -12.36 Azimuth: 269.09

Tavrida

Object: Altitude: -4.63 Azimuth: 22.26

Sun: Altitude: 18.77 Azimuth: 338.16

Moon: Altitude: -18.36 Azimuth: 262.76

SAAO

Object: Altitude: 70.19 Azimuth: 43.30

Sun: Altitude: 57.31 Azimuth: 263.34

Moon: Altitude: -21.20 Azimuth: 294.81

IAC

Object: Altitude: 14.49 Azimuth: 347.06

Sun: Altitude: 2.64 Azimuth: 298.50

Moon: Altitude: -61.30 Azimuth: 228.69

Argentina

Object: Altitude: 34.86 Azimuth: 306.11

Sun: Altitude: -14.35 Azimuth: 309.92

Moon: Altitude: -40.25 Azimuth: 42.64

Mexico

Object: Altitude: -36.25 Azimuth: 306.11

Sun: Altitude: -76.16 Azimuth: 239.81

Moon: Altitude: -18.99 Azimuth: 92.21

Ural

Object: Altitude: -23.30 Azimuth: 40.44

Sun: Altitude: 9.48 Azimuth: 2.74

Moon: Altitude: -2.59 Azimuth: 280.47

Vostryakovo

Object: Altitude: -15.36 Azimuth: 25.55

Sun: Altitude: 9.56 Azimuth: 342.57

Moon: Altitude: -14.58 Azimuth: 262.64

Gal. latitude: 14.430866 Gal. longitude: 318.914834

Dist. to Sun: 49.336604

Dist. to Moon: 116.134938

Moon coord.: (355.136599 d, -7.856855 d)

Sun coord.: (269.599827 d, -23.442906 d)

Lunar disk: 0.438687

Lunar phase: 97.043629

Lunar bright limb: 247.197088

No SN in this field

2024-05-19 17:43:51 (JD 2460450.238785)

Siderial time 12.097781 h

Ra 14:17:54.48 Dec -45:24:39.60
(214.477000d, -45.411000d)

Rise n/a

Transit n/a

Set n/a

Amur

Object: Altitude: -17.64 Azimuth: 38.08

Sun: Altitude: -13.39 Azimuth: 213.35

Moon: Altitude: 3.32 Azimuth: 76.44

Tunka

Object: Altitude: -11.15 Azimuth: 22.57

Sun: Altitude: -17.71 Azimuth: 190.11

Moon: Altitude: 16.73 Azimuth: 55.99

Kislovodsk

Object: Altitude: -2.58 Azimuth: 340.67

Sun: Altitude: -11.44 Azimuth: 132.44

Moon: Altitude: 39.76 Azimuth: 350.18

Tavrida

Object: Altitude: -5.79 Azimuth: 335.11

Sun: Altitude: -6.10 Azimuth: 126.02

Moon: Altitude: 37.23 Azimuth: 339.76

SAAO

Object: Altitude: 49.81 Azimuth: 303.79

Sun: Altitude: -25.32 Azimuth: 98.41

Moon: Altitude: 52.06 Azimuth: 232.31

IAC

Object: Altitude: -17.86 Azimuth: 312.55

Sun: Altitude: 25.82 Azimuth: 99.75

Moon: Altitude: 17.33 Azimuth: 287.03

Argentina

Object: Altitude: -4.67 Azimuth: 333.05

Sun: Altitude: 35.52 Azimuth: 159.25

Moon: Altitude: -21.10 Azimuth: 291.81

Mexico

Object: Altitude: -75.62 Azimuth: 2.86

Sun: Altitude: 66.35 Azimuth: 292.56

Moon: Altitude: -59.00 Azimuth: 220.16

Ural

Object: Altitude: -12.87 Azimuth: 352.04

Sun: Altitude: -8.15 Azimuth: 148.59

Moon: Altitude: 26.47 Azimuth: 10.50

Vostryakovo

Object: Altitude: -14.53 Azimuth: 336.86

Sun: Altitude: -1.49 Azimuth: 129.60

Moon: Altitude: 27.76 Azimuth: 346.16

Gal. latitude: 14.430866 Gal. longitude: 318.914834

Dist. to Sun: 148.623627

Dist. to Moon: 43.238941

Moon coord.: (193.947365 d, -6.020760 d)

Sun coord.: (56.665238 d, 19.918461 d)

Lunar disk: 0.861972

Lunar phase: 43.618851

Lunar bright limb: 292.671443

No SN in this field

Recent coverage and limits telegrams

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

  ID = 3514
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) was pointed to the SWIFT GRB 201221A ( K. L. Page et al., GCN 29096) errorbox 76 sec after trigger time at 2020-12-21 07:10:17 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 65 deg. The sun  altitude  is -23.8 deg. 

The galactic latitude b = 14 deg., longitude l = 319 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1507781

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

      86 |         MASTER-OAFA |   C |    20 | 17.3 |        
     111 |         MASTER-OAFA |   C |    70 | 17.9 |  Coadd 
     126 |         MASTER-OAFA |   C |    20 | 17.2 |        
     170 |         MASTER-OAFA |   C |    30 | 17.5 |        
     225 |         MASTER-OAFA |   C |    40 | 17.6 |        
     285 |         MASTER-OAFA |   C |   160 | 18.3 |  Coadd 
     289 |         MASTER-OAFA |   C |    50 | 17.7 |        
     369 |         MASTER-OAFA |   C |    70 | 17.8 |        
     463 |         MASTER-OAFA |   C |    80 | 17.9 |        
     578 |         MASTER-OAFA |   C |   310 | 18.6 |  Coadd 
     573 |         MASTER-OAFA |   C |   100 | 18.0 |        
     707 |         MASTER-OAFA |   C |   130 | 18.1 |        
     872 |         MASTER-OAFA |   C |   160 | 18.2 |        
    1052 |         MASTER-OAFA |   C |   520 | 18.8 |  Coadd 
    1061 |         MASTER-OAFA |   C |   180 | 18.1 |        
    1261 |         MASTER-OAFA |   C |   180 | 18.3 |        
    1460 |         MASTER-OAFA |   C |   180 | 18.3 |        
    1640 |         MASTER-OAFA |   C |   540 | 18.8 |  Coadd 
    1660 |         MASTER-OAFA |   C |   180 | 18.4 |        
    1859 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2059 |         MASTER-OAFA |   C |   180 | 18.4 |        
    2239 |         MASTER-OAFA |   C |   540 | 18.9 |  Coadd 
    2259 |         MASTER-OAFA |   C |   180 | 18.4 |        
    2458 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2657 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2837 |         MASTER-OAFA |   C |   540 | 18.7 |  Coadd 
    2857 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3056 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3256 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3436 |         MASTER-OAFA |   C |   540 | 18.6 |  Coadd 
    3455 |         MASTER-OAFA |   C |   180 | 18.0 |        
    3655 |         MASTER-OAFA |   C |   180 | 18.0 |        
    3854 |         MASTER-OAFA |   C |   180 | 17.9 |        
    4034 |         MASTER-OAFA |   C |   540 | 18.3 |  Coadd 
    4054 |         MASTER-OAFA |   C |   180 | 17.8 |        
    4253 |         MASTER-OAFA |   C |   180 | 17.6 |        
    4452 |         MASTER-OAFA |   C |   180 | 17.4 |        
    4632 |         MASTER-OAFA |   C |   540 | 17.6 |  Coadd 
    4652 |         MASTER-OAFA |   C |   180 | 17.2 |        
    4851 |         MASTER-OAFA |   C |   180 | 16.9 |        
   82961 |         MASTER-OAFA |   C |   180 | 18.1 |        
   83740 |         MASTER-OAFA |   C |   180 | 18.3 |        
   84034 |         MASTER-OAFA |   C |   180 | 18.4 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 3503
TYPE = 35
DAYS = 0.5


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) was pointed to the SWIFT GRB 201221A ( K. L. Page et al., GCN 29096) errorbox 76 sec after trigger time at 2020-12-21 07:10:17 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 65 deg. The sun  altitude  is -23.8 deg. 

The galactic latitude b = 14 deg., longitude l = 319 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1507781

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

      86 |         MASTER-OAFA |   C |    20 | 17.3 |        
     111 |         MASTER-OAFA |   C |    70 | 17.9 |  Coadd 
     126 |         MASTER-OAFA |   C |    20 | 17.2 |        
     170 |         MASTER-OAFA |   C |    30 | 17.5 |        
     225 |         MASTER-OAFA |   C |    40 | 17.6 |        
     285 |         MASTER-OAFA |   C |   160 | 18.3 |  Coadd 
     289 |         MASTER-OAFA |   C |    50 | 17.7 |        
     369 |         MASTER-OAFA |   C |    70 | 17.8 |        
     463 |         MASTER-OAFA |   C |    80 | 17.9 |        
     578 |         MASTER-OAFA |   C |   310 | 18.6 |  Coadd 
     573 |         MASTER-OAFA |   C |   100 | 18.0 |        
     707 |         MASTER-OAFA |   C |   130 | 18.1 |        
     872 |         MASTER-OAFA |   C |   160 | 18.2 |        
    1052 |         MASTER-OAFA |   C |   520 | 18.8 |  Coadd 
    1061 |         MASTER-OAFA |   C |   180 | 18.1 |        
    1261 |         MASTER-OAFA |   C |   180 | 18.3 |        
    1460 |         MASTER-OAFA |   C |   180 | 18.3 |        
    1640 |         MASTER-OAFA |   C |   540 | 18.8 |  Coadd 
    1660 |         MASTER-OAFA |   C |   180 | 18.4 |        
    1859 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2059 |         MASTER-OAFA |   C |   180 | 18.4 |        
    2239 |         MASTER-OAFA |   C |   540 | 18.9 |  Coadd 
    2259 |         MASTER-OAFA |   C |   180 | 18.4 |        
    2458 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2657 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2837 |         MASTER-OAFA |   C |   540 | 18.7 |  Coadd 
    2857 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3056 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3256 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3436 |         MASTER-OAFA |   C |   540 | 18.6 |  Coadd 
    3455 |         MASTER-OAFA |   C |   180 | 18.0 |        
    3655 |         MASTER-OAFA |   C |   180 | 18.0 |        
    3854 |         MASTER-OAFA |   C |   180 | 17.9 |        
    4034 |         MASTER-OAFA |   C |   540 | 18.3 |  Coadd 
    4054 |         MASTER-OAFA |   C |   180 | 17.8 |        
    4253 |         MASTER-OAFA |   C |   180 | 17.6 |        
    4452 |         MASTER-OAFA |   C |   180 | 17.4 |        
    4632 |         MASTER-OAFA |   C |   540 | 17.6 |  Coadd 
    4652 |         MASTER-OAFA |   C |   180 | 17.2 |        
    4851 |         MASTER-OAFA |   C |   180 | 16.9 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 3489
TYPE = 35
DAYS = 0.1


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) was pointed to the SWIFT GRB 201221A ( K. L. Page et al., GCN 29096) errorbox 76 sec after trigger time at 2020-12-21 07:10:17 UT, with upper limit up to  18.9 mag. The observations began at zenith distance = 65 deg. The sun  altitude  is -23.8 deg. 

The galactic latitude b = 14 deg., longitude l = 319 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1507781

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

      86 |         MASTER-OAFA |   C |    20 | 17.3 |        
     111 |         MASTER-OAFA |   C |    70 | 17.9 |  Coadd 
     126 |         MASTER-OAFA |   C |    20 | 17.2 |        
     170 |         MASTER-OAFA |   C |    30 | 17.5 |        
     225 |         MASTER-OAFA |   C |    40 | 17.6 |        
     285 |         MASTER-OAFA |   C |   160 | 18.3 |  Coadd 
     289 |         MASTER-OAFA |   C |    50 | 17.7 |        
     369 |         MASTER-OAFA |   C |    70 | 17.8 |        
     463 |         MASTER-OAFA |   C |    80 | 17.9 |        
     578 |         MASTER-OAFA |   C |   310 | 18.6 |  Coadd 
     573 |         MASTER-OAFA |   C |   100 | 18.0 |        
     707 |         MASTER-OAFA |   C |   130 | 18.1 |        
     872 |         MASTER-OAFA |   C |   160 | 18.2 |        
    1052 |         MASTER-OAFA |   C |   520 | 18.8 |  Coadd 
    1061 |         MASTER-OAFA |   C |   180 | 18.1 |        
    1261 |         MASTER-OAFA |   C |   180 | 18.3 |        
    1460 |         MASTER-OAFA |   C |   180 | 18.3 |        
    1640 |         MASTER-OAFA |   C |   540 | 18.8 |  Coadd 
    1660 |         MASTER-OAFA |   C |   180 | 18.4 |        
    1859 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2059 |         MASTER-OAFA |   C |   180 | 18.4 |        
    2239 |         MASTER-OAFA |   C |   540 | 18.9 |  Coadd 
    2259 |         MASTER-OAFA |   C |   180 | 18.4 |        
    2458 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2657 |         MASTER-OAFA |   C |   180 | 18.3 |        
    2837 |         MASTER-OAFA |   C |   540 | 18.7 |  Coadd 
    2857 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3056 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3256 |         MASTER-OAFA |   C |   180 | 18.3 |        
    3436 |         MASTER-OAFA |   C |   540 | 18.6 |  Coadd 
    3455 |         MASTER-OAFA |   C |   180 | 18.0 |        
    3655 |         MASTER-OAFA |   C |   180 | 18.0 |        
    3854 |         MASTER-OAFA |   C |   180 | 17.9 |        
    4034 |         MASTER-OAFA |   C |   540 | 18.3 |  Coadd 
    4054 |         MASTER-OAFA |   C |   180 | 17.8 |        
    4253 |         MASTER-OAFA |   C |   180 | 17.6 |        
    4452 |         MASTER-OAFA |   C |   180 | 17.4 |        
    4632 |         MASTER-OAFA |   C |   540 | 17.6 |  Coadd 
    4652 |         MASTER-OAFA |   C |   180 | 17.2 |        
    4851 |         MASTER-OAFA |   C |   180 | 16.9 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 3488
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) was pointed to the SWIFT GRB 201221A ( K. L. Page et al., GCN 29096) errorbox 76 sec after trigger time at 2020-12-21 07:10:17 UT, with upper limit up to  17.6 mag. The observations began at zenith distance = 65 deg. The sun  altitude  is -23.8 deg. 

The galactic latitude b = 14 deg., longitude l = 319 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1507781

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

      86 |         MASTER-OAFA |   C |    20 | 17.3 |        
     126 |         MASTER-OAFA |   C |    20 | 17.2 |        
     170 |         MASTER-OAFA |   C |    30 | 17.5 |        
     225 |         MASTER-OAFA |   C |    40 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 3487
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) was pointed to the SWIFT GRB 201221A ( K. L. Page et al., GCN 29096) errorbox 76 sec after trigger time at 2020-12-21 07:10:17 UT, with upper limit up to  17.6 mag. The observations began at zenith distance = 65 deg. The sun  altitude  is -23.8 deg. 

The galactic latitude b = 14 deg., longitude l = 319 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1507781

We obtain a following upper limits.  

Tmid-T0  |          Site       |Filt.| Expt. | Limit| Comment
_________|_____________________|_____|_______|______|________

      86 |         MASTER-OAFA |   C |    20 | 17.3 |        
     126 |         MASTER-OAFA |   C |    20 | 17.2 |        
     170 |         MASTER-OAFA |   C |    30 | 17.5 |        
     225 |         MASTER-OAFA |   C |    40 | 17.6 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2024

MASTER Net MASTER Database: GRB201221.30 page

MASTER WFC: Raw | Processing | Search Single sets | Single images SN | Asteroid | Transient | Comet

MASTER II: Raw | Processing | Search by orbit elements | Search SN | Asteroid | Transient | Two tube | Short transient | Tr. difference | Comet | Nova M31 | GRB | GRB_HPX | LIGO | LVC status Manual control | Planner | Planner Results | Planner NET

General: SN list | Sky map | Add asteroid Meteo | Focus | MASTER page Users list | Users statistic | Logout

Search: proc_data raw_data stars sn lc Moving objects Transients Trans_alert(SWIFT) Short Two tube Tr. difference SN CND Asteroids wide_field Diff Transients + Vis. Gal. Transients + All Gal. GCN Transients.

Amur

Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

Amur

Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

Amur

Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

Amur

Tunka

Kislovodsk

Tavrida

SAAO

IAC

Argentina

Mexico

Ural

Vostryakovo

MASTER WFC:
Raw | Processing | Search
Single sets | Single images
SN | Asteroid | Transient | Comet

MASTER II:
Raw | Processing | Search by orbit elements | Search
SN | Asteroid | Transient | Two tube | Short transient | Tr. difference | Comet | Nova M31 | GRB | GRB_HPX | LIGO | LVC status
Manual control | Planner | Planner Results | Planner NET

General:
SN list | Sky map | Add asteroid
Meteo | Focus | MASTER page
Users list | Users statistic | Logout

Search: