MASTER Net MASTER Database: IceCube211123.60 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 ICECUBE IceCube211123.60
Trignum 15193553
Trigger time 2021-11-23 14:25:22.6
Notice time 2021-11-24 03:31:53.038498
Coord, eb (17h 42m 04.80s , +07d 19m 48.0s) , 2.71
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
1795023 2021-11-24 03:31:53.038498 17h 42m 04.80s +07d 19m 48.0s ICECUBE 2.71 alert 15193553 2 174 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

2021-11-23 14:25:22 (JD 2459542.100949)

Siderial time 21.116148 h

Ra 17:42:04.80 Dec 07:19:48.00
(265.520000d, 7.330000d)

Rise 2021-11-24 07:10:31

Transit 2021-11-24 13:57:06

Set 2021-11-24 20:43:41

Amur

Object: Altitude: -23.24 Azimuth: 137.31

Sun: Altitude: -58.50 Azimuth: 157.21

Moon: Altitude: 37.28 Azimuth: 272.92

Tunka

Object: Altitude: -10.08 Azimuth: 115.82

Sun: Altitude: -47.52 Azimuth: 123.59

Moon: Altitude: 22.22 Azimuth: 255.53

Kislovodsk

Object: Altitude: 29.18 Azimuth: 70.60

Sun: Altitude: -8.83 Azimuth: 70.14

Moon: Altitude: -13.94 Azimuth: 210.06

Tavrida

Object: Altitude: 34.38 Azimuth: 62.60

Sun: Altitude: -3.59 Azimuth: 64.55

Moon: Altitude: -15.76 Azimuth: 202.55

SAAO

Object: Altitude: 38.51 Azimuth: 134.24

Sun: Altitude: 34.90 Azimuth: 86.50

Moon: Altitude: -78.51 Azimuth: 300.14

IAC

Object: Altitude: 68.85 Azimuth: 351.99

Sun: Altitude: 36.25 Azimuth: 27.65

Moon: Altitude: -30.02 Azimuth: 152.70

Argentina

Object: Altitude: 24.05 Azimuth: 243.83

Sun: Altitude: 61.46 Azimuth: 253.65

Moon: Altitude: -22.13 Azimuth: 107.89

Mexico

Object: Altitude: -1.98 Azimuth: 260.22

Sun: Altitude: 5.18 Azimuth: 297.60

Moon: Altitude: 37.82 Azimuth: 100.56

Ural

Object: Altitude: 15.28 Azimuth: 79.74

Sun: Altitude: -22.18 Azimuth: 86.36

Moon: Altitude: 3.10 Azimuth: 223.37

Vostryakovo

Object: Altitude: 27.16 Azimuth: 60.61

Sun: Altitude: -10.07 Azimuth: 68.53

Moon: Altitude: -5.03 Azimuth: 205.09

Gal. latitude: 18.191492 Gal. longitude: 31.907087

Dist. to Sun: 38.015497

Dist. to Moon: 139.588713

Moon coord.: (108.868505 d, 26.123511 d)

Sun coord.: (239.077569 d, -20.406796 d)

Lunar disk: 0.849125

Lunar phase: 45.713252

Lunar bright limb: 93.832300

No SN in this field

2021-11-24 03:31:53 (JD 2459542.647141)

Siderial time 10.260649 h

Ra 17:42:04.80 Dec 07:19:48.00
(265.520000d, 7.330000d)

Rise 2021-11-24 07:10:31

Transit 2021-11-24 13:57:06

Set 2021-11-24 20:43:41

Amur

Object: Altitude: 43.35 Azimuth: 329.65

Sun: Altitude: 19.07 Azimuth: 4.08

Moon: Altitude: -1.18 Azimuth: 134.41

Tunka

Object: Altitude: 31.67 Azimuth: 302.80

Sun: Altitude: 15.52 Azimuth: 340.30

Moon: Altitude: 12.16 Azimuth: 116.04

Kislovodsk

Object: Altitude: -6.76 Azimuth: 253.06

Sun: Altitude: -7.74 Azimuth: 291.07

Moon: Altitude: 50.97 Azimuth: 76.49

Tavrida

Object: Altitude: -12.14 Azimuth: 246.62

Sun: Altitude: -13.83 Azimuth: 285.32

Moon: Altitude: 56.45 Azimuth: 66.65

SAAO

Object: Altitude: -36.07 Azimuth: 285.96

Sun: Altitude: 0.91 Azimuth: 293.90

Moon: Altitude: 28.73 Azimuth: 158.35

IAC

Object: Altitude: -51.80 Azimuth: 203.27

Sun: Altitude: -52.82 Azimuth: 267.07

Moon: Altitude: 75.21 Azimuth: 277.03

Argentina

Object: Altitude: -46.59 Azimuth: 64.09

Sun: Altitude: -36.28 Azimuth: 14.79

Moon: Altitude: 2.65 Azimuth: 237.57

Mexico

Object: Altitude: -5.01 Azimuth: 101.67

Sun: Altitude: -40.94 Azimuth: 88.89

Moon: Altitude: -2.55 Azimuth: 237.98

Ural

Object: Altitude: 6.31 Azimuth: 266.26

Sun: Altitude: -3.97 Azimuth: 302.59

Moon: Altitude: 37.51 Azimuth: 79.32

Vostryakovo

Object: Altitude: -5.78 Azimuth: 248.13

Sun: Altitude: -14.31 Azimuth: 285.50

Moon: Altitude: 49.33 Azimuth: 58.52

Gal. latitude: 18.191492 Gal. longitude: 31.907087

Dist. to Sun: 37.708982

Dist. to Moon: 135.697662

Moon coord.: (116.089858 d, 25.522925 d)

Sun coord.: (239.654497 d, -20.518638 d)

Lunar disk: 0.810007

Lunar phase: 51.682782

Lunar bright limb: 96.902106

No SN in this field

2021-11-24 04:31:53 (JD 2459542.688808)

Siderial time 11.263387 h

Ra 17:42:04.80 Dec 07:19:48.00
(265.520000d, 7.330000d)

Rise 2021-11-24 07:10:31

Transit 2021-11-24 13:57:06

Set 2021-11-24 20:43:41

Amur

Object: Altitude: 46.65 Azimuth: 350.29

Sun: Altitude: 17.17 Azimuth: 18.72

Moon: Altitude: -7.15 Azimuth: 146.08

Tunka

Object: Altitude: 38.70 Azimuth: 318.94

Sun: Altitude: 17.51 Azimuth: 354.80

Moon: Altitude: 4.47 Azimuth: 126.74

Kislovodsk

Object: Altitude: 3.87 Azimuth: 263.55

Sun: Altitude: 1.97 Azimuth: 301.24

Moon: Altitude: 40.57 Azimuth: 87.93

Tavrida

Object: Altitude: -1.98 Azimuth: 257.64

Sun: Altitude: -3.86 Azimuth: 295.33

Moon: Altitude: 46.54 Azimuth: 80.47

SAAO

Object: Altitude: -23.62 Azimuth: 276.45

Sun: Altitude: 12.80 Azimuth: 286.36

Moon: Altitude: 22.98 Azimuth: 145.28

IAC

Object: Altitude: -44.51 Azimuth: 222.90

Sun: Altitude: -39.62 Azimuth: 274.08

Moon: Altitude: 86.73 Azimuth: 329.86

Argentina

Object: Altitude: -57.16 Azimuth: 46.86

Sun: Altitude: -37.62 Azimuth: 357.27

Moon: Altitude: 12.57 Azimuth: 228.97

Mexico

Object: Altitude: -17.40 Azimuth: 110.17

Sun: Altitude: -53.76 Azimuth: 97.42

Moon: Altitude: 8.34 Azimuth: 245.23

Ural

Object: Altitude: 14.47 Azimuth: 278.97

Sun: Altitude: 2.37 Azimuth: 315.13

Moon: Altitude: 29.62 Azimuth: 91.85

Vostryakovo

Object: Altitude: 2.43 Azimuth: 260.60

Sun: Altitude: -6.40 Azimuth: 297.30

Moon: Altitude: 41.76 Azimuth: 73.80

Gal. latitude: 18.191492 Gal. longitude: 31.907087

Dist. to Sun: 37.685791

Dist. to Moon: 135.379428

Moon coord.: (116.639010 d, 25.462374 d)

Sun coord.: (239.698549 d, -20.527093 d)

Lunar disk: 0.806869

Lunar phase: 52.139668

Lunar bright limb: 97.132901

No SN in this field

2025-03-20 04:52:18 (JD 2460754.702986)

Siderial time 19.244904 h

Ra 17:42:04.80 Dec 07:19:48.00
(265.520000d, 7.330000d)

Rise 2025-03-20 23:29:25

Transit 2025-03-20 06:19:56

Set 2025-03-20 13:06:31

Amur

Object: Altitude: -8.59 Azimuth: 112.60

Sun: Altitude: 36.93 Azimuth: 24.05

Moon: Altitude: -49.37 Azimuth: 111.18

Tunka

Object: Altitude: 6.62 Azimuth: 93.45

Sun: Altitude: 37.79 Azimuth: 353.16

Moon: Altitude: -34.10 Azimuth: 90.75

Kislovodsk

Object: Altitude: 46.10 Azimuth: 42.28

Sun: Altitude: 16.98 Azimuth: 287.30

Moon: Altitude: 5.43 Azimuth: 46.03

Tavrida

Object: Altitude: 48.92 Azimuth: 30.34

Sun: Altitude: 10.83 Azimuth: 281.23

Moon: Altitude: 8.85 Azimuth: 39.44

SAAO

Object: Altitude: 49.83 Azimuth: 170.21

Sun: Altitude: 2.09 Azimuth: 268.92

Moon: Altitude: 62.23 Azimuth: 95.84

IAC

Object: Altitude: 54.02 Azimuth: 299.67

Sun: Altitude: -30.43 Azimuth: 251.85

Moon: Altitude: 35.64 Azimuth: 352.94

Argentina

Object: Altitude: 1.37 Azimuth: 260.50

Sun: Altitude: -57.92 Azimuth: 355.84

Moon: Altitude: 38.39 Azimuth: 279.21

Mexico

Object: Altitude: -24.82 Azimuth: 243.74

Sun: Altitude: -41.99 Azimuth: 122.43

Moon: Altitude: -21.16 Azimuth: 288.06

Ural

Object: Altitude: 29.22 Azimuth: 53.58

Sun: Altitude: 20.76 Azimuth: 306.27

Moon: Altitude: -11.18 Azimuth: 59.46

Vostryakovo

Object: Altitude: 38.49 Azimuth: 30.14

Sun: Altitude: 10.67 Azimuth: 286.23

Moon: Altitude: -0.82 Azimuth: 42.00

Gal. latitude: 18.191492 Gal. longitude: 31.907087

Dist. to Sun: 93.997001

Dist. to Moon: 40.792817

Moon coord.: (240.908451 d, -25.713180 d)

Sun coord.: (359.523434 d, -0.206127 d)

Lunar disk: 0.715927

Lunar phase: 64.414692

Lunar bright limb: 103.516924

No SN in this field
Recent coverage and limits telegrams

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

  ID = 5297
TYPE = 35
DAYS = 3


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the ICECUBE Alert 211123.60 (trigger No 15193553,17h 40m 35.28s , +07d 02m 38.4s, R=1.01) errorbox  81707 sec after notice time and 1 days 2636 sec after trigger time at 2021-11-24 15:09:18 UT, with upper limit up to  17.8 mag. Observations started at twilight.  The observations began at zenith distance = 65 deg. The sun  altitude  is -10.7 deg. 

The galactic latitude b = 18 deg., longitude l = 31 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1794561

We obtain a following upper limits.  

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

   89066 | 2021-11-24 15:09:18 |      MASTER-Tavrida | (17h 45m 12.09s , +04d 43m 42.5s) |   C |    60 | 16.2 |        
   89303 | 2021-11-24 15:13:15 |      MASTER-Tavrida | (17h 38m 04.47s , +04d 44m 59.8s) |   C |    60 | 16.7 |        
   89540 | 2021-11-24 15:17:12 |      MASTER-Tavrida | (17h 33m 35.03s , +06d 37m 18.6s) |   C |    60 | 17.0 |        
   89619 | 2021-11-24 15:18:31 |      MASTER-Tavrida | (17h 41m 44.87s , +06d 37m 29.3s) |   C |    60 | 17.0 |        
   89699 | 2021-11-24 15:19:51 |      MASTER-Tavrida | (17h 38m 28.19s , +08d 33m 02.5s) |   C |    60 | 17.2 |        
   89777 | 2021-11-24 15:21:10 |      MASTER-Tavrida | (17h 46m 33.72s , +08d 31m 22.8s) |   C |    60 | 17.3 |        
   89856 | 2021-11-24 15:22:28 |      MASTER-Tavrida | (17h 48m 59.12s , +06d 38m 55.4s) |   C |    60 | 17.4 |        
   90015 | 2021-11-24 15:25:07 |      MASTER-Tavrida | (17h 45m 12.31s , +04d 45m 00.5s) |   C |    60 | 17.3 |        
   90252 | 2021-11-24 15:29:04 |      MASTER-Tavrida | (17h 38m 05.73s , +04d 43m 03.8s) |   C |    60 | 17.6 |        
   90489 | 2021-11-24 15:33:01 |      MASTER-Tavrida | (17h 33m 43.20s , +06d 38m 28.5s) |   C |    60 | 17.5 |        
   90568 | 2021-11-24 15:34:20 |      MASTER-Tavrida | (17h 41m 40.48s , +06d 37m 44.2s) |   C |    60 | 17.6 |        
   90646 | 2021-11-24 15:35:39 |      MASTER-Tavrida | (17h 38m 26.55s , +08d 32m 46.2s) |   C |    60 | 17.7 |        
   90726 | 2021-11-24 15:36:58 |      MASTER-Tavrida | (17h 46m 36.79s , +08d 31m 45.9s) |   C |    60 | 17.8 |        
   90805 | 2021-11-24 15:38:17 |      MASTER-Tavrida | (17h 48m 54.70s , +06d 36m 37.9s) |   C |    60 | 17.6 |        
   90963 | 2021-11-24 15:40:55 |      MASTER-Tavrida | (17h 45m 16.19s , +04d 43m 57.0s) |   C |    60 | 17.6 |        
   91201 | 2021-11-24 15:44:53 |      MASTER-Tavrida | (17h 37m 59.53s , +04d 43m 05.8s) |   C |    60 | 15.9 |        
   91906 | 2021-11-24 15:56:38 |      MASTER-Tavrida | (17h 31m 15.33s , +08d 31m 49.3s) |   C |    60 | 13.5 |        
   94589 | 2021-11-24 16:40:21 |      MASTER-Tavrida | (17h 47m 10.94s , +07d 00m 43.1s) |   C |   180 | 13.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 5294
TYPE = 35
DAYS = 2


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the ICECUBE Alert 211123.60 (trigger No 15193553,17h 40m 35.28s , +07d 02m 38.4s, R=1.01) errorbox  81707 sec after notice time and 1 days 2636 sec after trigger time at 2021-11-24 15:09:18 UT, with upper limit up to  17.8 mag. Observations started at twilight.  The observations began at zenith distance = 65 deg. The sun  altitude  is -10.7 deg. 

The galactic latitude b = 18 deg., longitude l = 31 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1794561

We obtain a following upper limits.  

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

   89066 | 2021-11-24 15:09:18 |      MASTER-Tavrida | (17h 45m 12.09s , +04d 43m 42.5s) |   C |    60 | 16.2 |        
   89303 | 2021-11-24 15:13:15 |      MASTER-Tavrida | (17h 38m 04.47s , +04d 44m 59.8s) |   C |    60 | 16.7 |        
   89540 | 2021-11-24 15:17:12 |      MASTER-Tavrida | (17h 33m 35.03s , +06d 37m 18.6s) |   C |    60 | 17.0 |        
   89619 | 2021-11-24 15:18:31 |      MASTER-Tavrida | (17h 41m 44.87s , +06d 37m 29.3s) |   C |    60 | 17.0 |        
   89699 | 2021-11-24 15:19:51 |      MASTER-Tavrida | (17h 38m 28.19s , +08d 33m 02.5s) |   C |    60 | 17.2 |        
   89777 | 2021-11-24 15:21:10 |      MASTER-Tavrida | (17h 46m 33.72s , +08d 31m 22.8s) |   C |    60 | 17.3 |        
   89856 | 2021-11-24 15:22:28 |      MASTER-Tavrida | (17h 48m 59.12s , +06d 38m 55.4s) |   C |    60 | 17.4 |        
   90015 | 2021-11-24 15:25:07 |      MASTER-Tavrida | (17h 45m 12.31s , +04d 45m 00.5s) |   C |    60 | 17.3 |        
   90252 | 2021-11-24 15:29:04 |      MASTER-Tavrida | (17h 38m 05.73s , +04d 43m 03.8s) |   C |    60 | 17.6 |        
   90489 | 2021-11-24 15:33:01 |      MASTER-Tavrida | (17h 33m 43.20s , +06d 38m 28.5s) |   C |    60 | 17.5 |        
   90568 | 2021-11-24 15:34:20 |      MASTER-Tavrida | (17h 41m 40.48s , +06d 37m 44.2s) |   C |    60 | 17.6 |        
   90646 | 2021-11-24 15:35:39 |      MASTER-Tavrida | (17h 38m 26.55s , +08d 32m 46.2s) |   C |    60 | 17.7 |        
   90726 | 2021-11-24 15:36:58 |      MASTER-Tavrida | (17h 46m 36.79s , +08d 31m 45.9s) |   C |    60 | 17.8 |        
   90805 | 2021-11-24 15:38:17 |      MASTER-Tavrida | (17h 48m 54.70s , +06d 36m 37.9s) |   C |    60 | 17.6 |        
   90963 | 2021-11-24 15:40:55 |      MASTER-Tavrida | (17h 45m 16.19s , +04d 43m 57.0s) |   C |    60 | 17.6 |        
   91201 | 2021-11-24 15:44:53 |      MASTER-Tavrida | (17h 37m 59.53s , +04d 43m 05.8s) |   C |    60 | 15.9 |        
   91906 | 2021-11-24 15:56:38 |      MASTER-Tavrida | (17h 31m 15.33s , +08d 31m 49.3s) |   C |    60 | 13.5 |        
   94589 | 2021-11-24 16:40:21 |      MASTER-Tavrida | (17h 47m 10.94s , +07d 00m 43.1s) |   C |   180 | 13.8 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 5289
TYPE = 35
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the ICECUBE Alert 211123.60 (trigger No 15193553,17h 40m 35.28s , +07d 02m 38.4s, R=1.01) errorbox  81707 sec after notice time and 1 days 2636 sec after trigger time at 2021-11-24 15:09:18 UT, with upper limit up to  17.3 mag. Observations started at twilight.  The observations began at zenith distance = 65 deg. The sun  altitude  is -10.7 deg. 

The galactic latitude b = 18 deg., longitude l = 31 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1794559

We obtain a following upper limits.  

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

   89066 | 2021-11-24 15:09:18 |      MASTER-Tavrida | (17h 45m 12.09s , +04d 43m 42.5s) |   C |    60 | 16.2 |        
   89303 | 2021-11-24 15:13:15 |      MASTER-Tavrida | (17h 38m 04.47s , +04d 44m 59.8s) |   C |    60 | 16.7 |        
   89540 | 2021-11-24 15:17:12 |      MASTER-Tavrida | (17h 33m 35.03s , +06d 37m 18.6s) |   C |    60 | 17.0 |        
   89619 | 2021-11-24 15:18:31 |      MASTER-Tavrida | (17h 41m 44.87s , +06d 37m 29.3s) |   C |    60 | 17.0 |        
   89699 | 2021-11-24 15:19:51 |      MASTER-Tavrida | (17h 38m 28.19s , +08d 33m 02.5s) |   C |    60 | 17.2 |        
   89777 | 2021-11-24 15:21:10 |      MASTER-Tavrida | (17h 46m 33.72s , +08d 31m 22.8s) |   C |    60 | 17.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 5288
TYPE = 35
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the ICECUBE Alert 211123.60 (trigger No 15193553,17h 40m 35.28s , +07d 02m 38.4s, R=1.01) errorbox  81707 sec after notice time and 1 days 2636 sec after trigger time at 2021-11-24 15:09:18 UT, with upper limit up to  17.3 mag. Observations started at twilight.  The observations began at zenith distance = 65 deg. The sun  altitude  is -10.7 deg. 

The galactic latitude b = 18 deg., longitude l = 31 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1794559

We obtain a following upper limits.  

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

   89066 | 2021-11-24 15:09:18 |      MASTER-Tavrida | (17h 45m 12.09s , +04d 43m 42.5s) |   C |    60 | 16.2 |        
   89303 | 2021-11-24 15:13:15 |      MASTER-Tavrida | (17h 38m 04.47s , +04d 44m 59.8s) |   C |    60 | 16.7 |        
   89540 | 2021-11-24 15:17:12 |      MASTER-Tavrida | (17h 33m 35.03s , +06d 37m 18.6s) |   C |    60 | 17.0 |        
   89619 | 2021-11-24 15:18:31 |      MASTER-Tavrida | (17h 41m 44.87s , +06d 37m 29.3s) |   C |    60 | 17.0 |        
   89699 | 2021-11-24 15:19:51 |      MASTER-Tavrida | (17h 38m 28.19s , +08d 33m 02.5s) |   C |    60 | 17.2 |        
   89777 | 2021-11-24 15:21:10 |      MASTER-Tavrida | (17h 46m 33.72s , +08d 31m 22.8s) |   C |    60 | 17.3 |        
Filter C is a clear (unfiltred) band. 


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



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  ID = 5287
TYPE = 34
DAYS = 0


MASTER-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the ICECUBE Alert 211123.60 (trigger No 15193553,17h 40m 35.28s , +07d 02m 38.4s, R=1.01) errorbox  81707 sec after notice time and 1 days 2636 sec after trigger time at 2021-11-24 15:09:18 UT, with upper limit up to  17.3 mag. Observations started at twilight.  The observations began at zenith distance = 65 deg. The sun  altitude  is -10.7 deg. 

The galactic latitude b = 18 deg., longitude l = 31 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1794559

We obtain a following upper limits.  

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

   89066 | 2021-11-24 15:09:18 |      MASTER-Tavrida | (17h 45m 12.09s , +04d 43m 42.5s) |   C |    60 | 16.2 |        
   89303 | 2021-11-24 15:13:15 |      MASTER-Tavrida | (17h 38m 04.47s , +04d 44m 59.8s) |   C |    60 | 16.7 |        
   89540 | 2021-11-24 15:17:12 |      MASTER-Tavrida | (17h 33m 35.03s , +06d 37m 18.6s) |   C |    60 | 17.0 |        
   89619 | 2021-11-24 15:18:31 |      MASTER-Tavrida | (17h 41m 44.87s , +06d 37m 29.3s) |   C |    60 | 17.0 |        
   89699 | 2021-11-24 15:19:51 |      MASTER-Tavrida | (17h 38m 28.19s , +08d 33m 02.5s) |   C |    60 | 17.2 |        
   89777 | 2021-11-24 15:21:10 |      MASTER-Tavrida | (17h 46m 33.72s , +08d 31m 22.8s) |   C |    60 | 17.3 |        
Filter C is a clear (unfiltred) band. 


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

MASTER, 2002-2025