MASTER Net MASTER Database: GRB220926.34 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 SWIFT GRB220926.34
Trignum 1125350
Trigger time 2022-09-26 08:10:34.07
Notice time 2022-09-26 08:11:51.380007
Coord, eb (16h 19m 42.00s , -15d 50m 13.6s) , 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)

All alerts for this trigger
id noticetime coord2000 satel errorbox type trigger seq trig_type links
2101429 2022-09-26 08:13:34.904698 16h 19m 45.55s -15d 46m 53.0s SWIFT 0 alert 1125350 2 69 alert
2101432 2022-09-26 08:19:09.559479 16h 19m 41.66s -15d 50m 05.3s SWIFT 0 alert 1125350 3 68 alert
2101428 2022-09-26 08:13:27.470161 16h 19m 45.55s -15d 46m 53.0s SWIFT 0.0013 alert 1125350 2 67 alert
2101427 2022-09-26 08:11:51.380007 16h 19m 42.00s -15d 50m 13.6s SWIFT 0.05 alert 1125350 2 61 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

2022-09-26 08:10:34 (JD 2459848.840671)

Siderial time 11.025294 h

Ra 16:19:42.00 Dec -15:50:13.60
(244.925000d, -15.837111d)

Rise 2022-09-26 12:02:31

Transit 2022-09-26 16:27:53

Set 2022-09-26 20:53:15

Amur

Object: Altitude: 23.22 Azimuth: 10.81

Sun: Altitude: 10.12 Azimuth: 75.68

Moon: Altitude: 14.31 Azimuth: 71.35

Tunka

Object: Altitude: 21.25 Azimuth: 345.44

Sun: Altitude: 23.36 Azimuth: 54.22

Moon: Altitude: 26.85 Azimuth: 48.88

Kislovodsk

Object: Altitude: -0.26 Azimuth: 291.92

Sun: Altitude: 43.74 Azimuth: 342.72

Moon: Altitude: 42.88 Azimuth: 334.61

Tavrida

Object: Altitude: -6.34 Azimuth: 286.04

Sun: Altitude: 40.49 Azimuth: 332.04

Moon: Altitude: 38.95 Azimuth: 324.55

SAAO

Object: Altitude: 3.22 Azimuth: 286.73

Sun: Altitude: 45.23 Azimuth: 232.75

Moon: Altitude: 40.60 Azimuth: 237.89

IAC

Object: Altitude: -45.59 Azimuth: 263.87

Sun: Altitude: 15.71 Azimuth: 280.10

Moon: Altitude: 10.91 Azimuth: 276.47

Argentina

Object: Altitude: -41.96 Azimuth: 8.41

Sun: Altitude: -27.87 Azimuth: 290.78

Moon: Altitude: -32.96 Azimuth: 294.38

Mexico

Object: Altitude: -44.19 Azimuth: 98.11

Sun: Altitude: -57.03 Azimuth: 207.79

Moon: Altitude: -58.28 Azimuth: 196.88

Ural

Object: Altitude: 2.94 Azimuth: 305.56

Sun: Altitude: 31.68 Azimuth: 5.44

Moon: Altitude: 32.51 Azimuth: 358.47

Vostryakovo

Object: Altitude: -7.10 Azimuth: 287.68

Sun: Altitude: 31.75 Azimuth: 339.77

Moon: Altitude: 31.10 Azimuth: 332.82

Gal. latitude: 23.097078 Gal. longitude: 359.272849

Dist. to Sun: 63.038385

Dist. to Moon: 57.626195

Moon coord.: (188.594005 d, -0.442226 d)

Sun coord.: (182.676188 d, -1.160517 d)

Lunar disk: 0.002731

Lunar phase: 174.009268

Lunar bright limb: 263.043468

No SN in this field

2022-09-26 08:11:51 (JD 2459848.841563)

Siderial time 11.046742 h

Ra 16:19:42.00 Dec -15:50:13.60
(244.925000d, -15.837111d)

Rise 2022-09-26 12:02:31

Transit 2022-09-26 16:27:53

Set 2022-09-26 20:53:15

Amur

Object: Altitude: 23.18 Azimuth: 11.14

Sun: Altitude: 9.92 Azimuth: 75.94

Moon: Altitude: 14.11 Azimuth: 71.60

Tunka

Object: Altitude: 21.30 Azimuth: 345.77

Sun: Altitude: 23.20 Azimuth: 54.52

Moon: Altitude: 26.70 Azimuth: 49.19

Kislovodsk

Object: Altitude: -0.05 Azimuth: 292.14

Sun: Altitude: 43.81 Azimuth: 343.16

Moon: Altitude: 42.97 Azimuth: 335.02

Tavrida

Object: Altitude: -6.13 Azimuth: 286.26

Sun: Altitude: 40.60 Azimuth: 332.43

Moon: Altitude: 39.07 Azimuth: 324.92

SAAO

Object: Altitude: 3.48 Azimuth: 286.57

Sun: Altitude: 45.45 Azimuth: 232.41

Moon: Altitude: 40.83 Azimuth: 237.61

IAC

Object: Altitude: -45.31 Azimuth: 264.06

Sun: Altitude: 15.99 Azimuth: 280.27

Moon: Altitude: 11.18 Azimuth: 276.63

Argentina

Object: Altitude: -41.99 Azimuth: 8.00

Sun: Altitude: -27.61 Azimuth: 290.56

Moon: Altitude: -32.71 Azimuth: 294.15

Mexico

Object: Altitude: -44.46 Azimuth: 98.31

Sun: Altitude: -56.90 Azimuth: 208.33

Moon: Altitude: -58.20 Azimuth: 197.46

Ural

Object: Altitude: 3.08 Azimuth: 305.83

Sun: Altitude: 31.67 Azimuth: 5.81

Moon: Altitude: 32.51 Azimuth: 358.84

Vostryakovo

Object: Altitude: -6.93 Azimuth: 287.93

Sun: Altitude: 31.81 Azimuth: 340.14

Moon: Altitude: 31.17 Azimuth: 333.18

Gal. latitude: 23.097078 Gal. longitude: 359.272849

Dist. to Sun: 63.037516

Dist. to Moon: 57.614644

Moon coord.: (188.604385 d, -0.447604 d)

Sun coord.: (182.676991 d, -1.160865 d)

Lunar disk: 0.002739

Lunar phase: 174.000338

Lunar bright limb: 263.102222

No SN in this field

2022-09-26 09:11:51 (JD 2459848.883229)

Siderial time 12.049480 h

Ra 16:19:42.00 Dec -15:50:13.60
(244.925000d, -15.837111d)

Rise 2022-09-26 12:02:31

Transit 2022-09-26 16:27:53

Set 2022-09-26 20:53:15

Amur

Object: Altitude: 20.09 Azimuth: 26.36

Sun: Altitude: 0.44 Azimuth: 87.63

Moon: Altitude: 4.86 Azimuth: 83.01

Tunka

Object: Altitude: 22.34 Azimuth: 1.32

Sun: Altitude: 15.06 Azimuth: 67.88

Moon: Altitude: 19.04 Azimuth: 62.64

Kislovodsk

Object: Altitude: 9.58 Azimuth: 303.00

Sun: Altitude: 45.00 Azimuth: 4.15

Moon: Altitude: 45.45 Azimuth: 355.09

Tavrida

Object: Altitude: 3.80 Azimuth: 296.80

Sun: Altitude: 43.83 Azimuth: 352.26

Moon: Altitude: 43.35 Azimuth: 343.46

SAAO

Object: Altitude: 15.87 Azimuth: 278.96

Sun: Altitude: 54.13 Azimuth: 213.32

Moon: Altitude: 50.43 Azimuth: 221.86

IAC

Object: Altitude: -32.08 Azimuth: 271.62

Sun: Altitude: 28.77 Azimuth: 288.80

Moon: Altitude: 23.65 Azimuth: 284.53

Argentina

Object: Altitude: -41.61 Azimuth: 348.55

Sun: Altitude: -15.35 Azimuth: 281.26

Moon: Altitude: -20.89 Azimuth: 284.60

Mexico

Object: Altitude: -56.96 Azimuth: 109.97

Sun: Altitude: -48.78 Azimuth: 229.39

Moon: Altitude: -52.28 Azimuth: 220.96

Ural

Object: Altitude: 9.12 Azimuth: 319.06

Sun: Altitude: 29.61 Azimuth: 23.10

Moon: Altitude: 31.24 Azimuth: 15.93

Vostryakovo

Object: Altitude: 0.86 Azimuth: 300.15

Sun: Altitude: 33.42 Azimuth: 357.87

Moon: Altitude: 33.52 Azimuth: 350.20

Gal. latitude: 23.097078 Gal. longitude: 359.272849

Dist. to Sun: 62.996895

Dist. to Moon: 57.074415

Moon coord.: (189.089882 d, -0.699115 d)

Sun coord.: (182.714494 d, -1.177104 d)

Lunar disk: 0.003139

Lunar phase: 173.576072

Lunar bright limb: 265.663928

No SN in this field

2025-05-09 10:00:55 (JD 2460804.917303)

Siderial time 3.688089 h

Ra 16:19:42.00 Dec -15:50:13.60
(244.925000d, -15.837111d)

Rise 2025-05-09 21:11:53

Transit 2025-05-10 01:37:15

Set 2025-05-09 06:06:33

Amur

Object: Altitude: -18.30 Azimuth: 272.96

Sun: Altitude: 7.76 Azimuth: 107.94

Moon: Altitude: 20.66 Azimuth: 310.06

Tunka

Object: Altitude: -33.26 Azimuth: 252.19

Sun: Altitude: 23.09 Azimuth: 89.06

Moon: Altitude: 6.66 Azimuth: 289.41

Kislovodsk

Object: Altitude: -61.81 Azimuth: 170.40

Sun: Altitude: 61.11 Azimuth: 28.55

Moon: Altitude: -33.35 Azimuth: 243.72

Tavrida

Object: Altitude: -59.03 Azimuth: 154.72

Sun: Altitude: 62.27 Azimuth: 11.32

Moon: Altitude: -38.09 Azimuth: 234.93

SAAO

Object: Altitude: -35.56 Azimuth: 31.74

Sun: Altitude: 39.69 Azimuth: 189.58

Moon: Altitude: -43.30 Azimuth: 321.38

IAC

Object: Altitude: -30.28 Azimuth: 87.45

Sun: Altitude: 47.35 Azimuth: 274.79

Moon: Altitude: -66.18 Azimuth: 154.41

Argentina

Object: Altitude: 30.61 Azimuth: 89.64

Sun: Altitude: -15.56 Azimuth: 258.91

Moon: Altitude: -18.95 Azimuth: 69.30

Mexico

Object: Altitude: 38.41 Azimuth: 27.89

Sun: Altitude: -27.51 Azimuth: 225.01

Moon: Altitude: 8.48 Azimuth: 77.11

Ural

Object: Altitude: -47.76 Azimuth: 197.78

Sun: Altitude: 44.09 Azimuth: 43.21

Moon: Altitude: -18.37 Azimuth: 252.94

Vostryakovo

Object: Altitude: -49.80 Azimuth: 165.89

Sun: Altitude: 51.35 Azimuth: 14.27

Moon: Altitude: -29.84 Azimuth: 233.00

Gal. latitude: 23.097078 Gal. longitude: 359.272849

Dist. to Sun: 162.021750

Dist. to Moon: 53.285312

Moon coord.: (191.307402 d, -6.486045 d)

Sun coord.: (46.226080 d, 17.389643 d)

Lunar disk: 0.906124

Lunar phase: 35.683816

Lunar bright limb: 290.902766

No SN in this field

Recent coverage and limits telegrams

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

  ID = 6884
TYPE = 35
DAYS = 1


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 220926A ( M. J. Moss et al., GCN 32585) errorbox  29605 sec after notice time and 29694 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.8 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101458

We obtain a following upper limits.  

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

   29785 |         MASTER-SAAO |   C |   180 | 18.0 |        
   29997 |         MASTER-SAAO |   C |   180 | 18.3 |        
   31650 |         MASTER-SAAO |   C |   180 | 18.4 |        
   31852 |         MASTER-SAAO |   C |   180 | 18.8 |        
   34310 |         MASTER-SAAO |   C |   180 | 18.4 |        
   34523 |         MASTER-SAAO |   C |   180 | 18.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6883
TYPE = 35
DAYS = 1


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB220926.34 (trigger No 1125350,16h 19m 42.00s , -15d 50m 13.6s, R=0.05) errorbox  33953 sec after notice time and 34030 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.8 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101427

We obtain a following upper limits.  

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

   34121 |         MASTER-SAAO |   C |   180 | 18.0 |        
   34333 |         MASTER-SAAO |   C |   180 | 18.3 |        
   35986 |         MASTER-SAAO |   C |   180 | 18.4 |        
   36188 |         MASTER-SAAO |   C |   180 | 18.8 |        
   38646 |         MASTER-SAAO |   C |   180 | 18.4 |        
   38859 |         MASTER-SAAO |   C |   180 | 18.6 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6878
TYPE = 35
DAYS = 0.5


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 220926A ( M. J. Moss et al., GCN 32585) errorbox  29605 sec after notice time and 29694 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101458

We obtain a following upper limits.  

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

   29785 |         MASTER-SAAO |   C |   180 | 18.0 |        
   29997 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6876
TYPE = 35
DAYS = 0.5


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB220926.34 (trigger No 1125350,16h 19m 42.00s , -15d 50m 13.6s, R=0.05) errorbox  33953 sec after notice time and 34030 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101427

We obtain a following upper limits.  

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

   34121 |         MASTER-SAAO |   C |   180 | 18.0 |        
   34333 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6875
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB220926.34 (trigger No 1125350,16h 19m 42.00s , -15d 50m 13.6s, R=0.05) errorbox  33953 sec after notice time and 34030 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101427

We obtain a following upper limits.  

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

   34121 |         MASTER-SAAO |   C |   180 | 18.0 |        
   34333 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6874
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB220926.34 (trigger No 1125350,16h 19m 42.00s , -15d 50m 13.6s, R=0.05) errorbox  33953 sec after notice time and 34030 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101427

We obtain a following upper limits.  

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

   34121 |         MASTER-SAAO |   C |   180 | 18.0 |        
   34333 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6873
TYPE = 34
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB220926.34 (trigger No 1125350,16h 19m 42.00s , -15d 50m 13.6s, R=0.05) errorbox  33953 sec after notice time and 34030 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101427

We obtain a following upper limits.  

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

   34121 |         MASTER-SAAO |   C |   180 | 18.0 |        
   34333 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6872
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 220926A ( M. J. Moss et al., GCN 32585) errorbox  29605 sec after notice time and 29694 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101458

We obtain a following upper limits.  

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

   29785 |         MASTER-SAAO |   C |   180 | 18.0 |        
   29997 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6871
TYPE = 35
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 220926A ( M. J. Moss et al., GCN 32585) errorbox  29605 sec after notice time and 29694 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101458

We obtain a following upper limits.  

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

   29785 |         MASTER-SAAO |   C |   180 | 18.0 |        
   29997 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



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

  ID = 6870
TYPE = 34
DAYS = 0


MASTER-SAAO robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in South Africa (South African Astronomical Observatory) was pointed to the SWIFT GRB 220926A ( M. J. Moss et al., GCN 32585) errorbox  29605 sec after notice time and 29694 sec after trigger time at 2022-09-26 17:37:44 UT, with upper limit up to  18.3 mag. Observations started at twilight.  The observations began at zenith distance = 44 deg. The sun  altitude  is -13.6 deg. 

The galactic latitude b = 23 deg., longitude l = 359 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2101458

We obtain a following upper limits.  

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

   29785 |         MASTER-SAAO |   C |   180 | 18.0 |        
   29997 |         MASTER-SAAO |   C |   180 | 18.3 |        
Filter C is a clear (unfiltred) band. 


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



 

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