MASTER Net MASTER Database: GRB220926.39 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 GRB220926.39
Trignum 1125354
Trigger time 2022-09-26 09:22:50.07
Notice time 2022-09-26 09:24:19.906095
Coord, eb (16h 20m 02.71s , -16d 02m 33.0s) , 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
2101460 2022-09-26 09:25:39.605533 16h 20m 00.53s -16d 02m 37.7s SWIFT 0 alert 1125354 3 69 alert
2101462 2022-09-26 09:44:21.215012 16h 20m 03.70s -16d 02m 36.2s SWIFT 0 alert 1125354 5 68 alert
2101459 2022-09-26 09:25:31.68453 16h 20m 00.53s -16d 02m 37.7s SWIFT 0.0012 alert 1125354 3 67 alert
2101458 2022-09-26 09:24:19.906095 16h 20m 02.71s -16d 02m 33.0s SWIFT 0.05 alert 1125354 3 61 alert

DAYS:

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

2022-09-26 09:22:50 (JD 2459848.890856)

Siderial time 12.233036 h

Ra 16:20:02.71 Dec -16:02:33.00
(245.011292d, -16.042500d)

Rise 2022-09-26 09:04:16

Transit 2022-09-26 13:28:13

Set 2022-09-26 17:52:11

Amur

Object: Altitude: 19.11 Azimuth: 28.88

Sun: Altitude: -1.32 Azimuth: 89.74

Moon: Altitude: 3.14 Azimuth: 85.04

Tunka

Object: Altitude: 22.06 Azimuth: 4.08

Sun: Altitude: 13.48 Azimuth: 70.19

Moon: Altitude: 17.52 Azimuth: 64.95

Kislovodsk

Object: Altitude: 11.01 Azimuth: 305.17

Sun: Altitude: 44.79 Azimuth: 8.01

Moon: Altitude: 45.50 Azimuth: 358.89

Tavrida

Object: Altitude: 5.32 Azimuth: 298.88

Sun: Altitude: 44.02 Azimuth: 356.07

Moon: Altitude: 43.78 Azimuth: 347.09

SAAO

Object: Altitude: 18.20 Azimuth: 277.82

Sun: Altitude: 55.34 Azimuth: 209.05

Moon: Altitude: 51.92 Azimuth: 218.33

IAC

Object: Altitude: -29.82 Azimuth: 273.05

Sun: Altitude: 31.04 Azimuth: 290.57

Moon: Altitude: 25.88 Azimuth: 286.12

Argentina

Object: Altitude: -40.89 Azimuth: 345.27

Sun: Altitude: -13.05 Azimuth: 279.71

Moon: Altitude: -18.67 Azimuth: 283.04

Mexico

Object: Altitude: -59.21 Azimuth: 112.34

Sun: Altitude: -46.95 Azimuth: 232.45

Moon: Altitude: -50.77 Azimuth: 224.49

Ural

Object: Altitude: 9.85 Azimuth: 321.56

Sun: Altitude: 28.99 Azimuth: 26.17

Moon: Altitude: 30.76 Azimuth: 18.99

Vostryakovo

Object: Altitude: 1.98 Azimuth: 302.47

Sun: Altitude: 33.43 Azimuth: 1.16

Moon: Altitude: 33.69 Azimuth: 353.40

Gal. latitude: 22.901716 Gal. longitude: 359.159415

Dist. to Sun: 63.096719

Dist. to Moon: 57.091999

Moon coord.: (189.178801 d, -0.745172 d)

Sun coord.: (182.721359 d, -1.180076 d)

Lunar disk: 0.003217

Lunar phase: 173.497086

Lunar bright limb: 266.096223

No SN in this field

2022-09-26 09:24:19 (JD 2459848.891887)

Siderial time 12.257826 h

Ra 16:20:02.71 Dec -16:02:33.00
(245.011292d, -16.042500d)

Rise 2022-09-26 09:04:16

Transit 2022-09-26 13:28:13

Set 2022-09-26 17:52:11

Amur

Object: Altitude: 18.99 Azimuth: 29.24

Sun: Altitude: -1.55 Azimuth: 90.02

Moon: Altitude: 2.90 Azimuth: 85.31

Tunka

Object: Altitude: 22.04 Azimuth: 4.46

Sun: Altitude: 13.26 Azimuth: 70.50

Moon: Altitude: 17.32 Azimuth: 65.26

Kislovodsk

Object: Altitude: 11.23 Azimuth: 305.45

Sun: Altitude: 44.75 Azimuth: 8.53

Moon: Altitude: 45.50 Azimuth: 359.40

Tavrida

Object: Altitude: 5.56 Azimuth: 299.16

Sun: Altitude: 44.04 Azimuth: 356.58

Moon: Altitude: 43.83 Azimuth: 347.58

SAAO

Object: Altitude: 18.51 Azimuth: 277.63

Sun: Altitude: 55.49 Azimuth: 208.45

Moon: Altitude: 52.12 Azimuth: 217.84

IAC

Object: Altitude: -29.49 Azimuth: 273.21

Sun: Altitude: 31.35 Azimuth: 290.82

Moon: Altitude: 26.18 Azimuth: 286.34

Argentina

Object: Altitude: -40.81 Azimuth: 344.81

Sun: Altitude: -12.74 Azimuth: 279.50

Moon: Altitude: -18.37 Azimuth: 282.84

Mexico

Object: Altitude: -59.50 Azimuth: 112.74

Sun: Altitude: -46.70 Azimuth: 232.85

Moon: Altitude: -50.55 Azimuth: 224.95

Ural

Object: Altitude: 9.98 Azimuth: 321.90

Sun: Altitude: 28.90 Azimuth: 26.58

Moon: Altitude: 30.69 Azimuth: 19.40

Vostryakovo

Object: Altitude: 2.16 Azimuth: 302.78

Sun: Altitude: 33.43 Azimuth: 1.60

Moon: Altitude: 33.71 Azimuth: 353.83

Gal. latitude: 22.901716 Gal. longitude: 359.159415

Dist. to Sun: 63.095714

Dist. to Moon: 57.078629

Moon coord.: (189.190811 d, -0.751393 d)

Sun coord.: (182.722286 d, -1.180478 d)

Lunar disk: 0.003228

Lunar phase: 173.486390

Lunar bright limb: 266.153796

No SN in this field

2022-09-26 10:24:19 (JD 2459848.933553)

Siderial time 13.260564 h

Ra 16:20:02.71 Dec -16:02:33.00
(245.011292d, -16.042500d)

Rise 2022-09-26 09:04:16

Transit 2022-09-26 13:28:13

Set 2022-09-26 17:52:11

Amur

Object: Altitude: 13.33 Azimuth: 43.09

Sun: Altitude: -11.08 Azimuth: 101.70

Moon: Altitude: -6.57 Azimuth: 96.38

Tunka

Object: Altitude: 20.09 Azimuth: 19.81

Sun: Altitude: 4.24 Azimuth: 82.64

Moon: Altitude: 8.60 Azimuth: 77.24

Kislovodsk

Object: Altitude: 19.35 Azimuth: 317.86

Sun: Altitude: 41.27 Azimuth: 28.55

Moon: Altitude: 43.50 Azimuth: 19.67

Tavrida

Object: Altitude: 14.30 Azimuth: 310.85

Sun: Altitude: 42.74 Azimuth: 17.20

Moon: Altitude: 43.99 Azimuth: 7.84

SAAO

Object: Altitude: 31.17 Azimuth: 269.93

Sun: Altitude: 58.81 Azimuth: 181.27

Moon: Altitude: 57.82 Azimuth: 194.33

IAC

Object: Altitude: -16.34 Azimuth: 279.74

Sun: Altitude: 43.15 Azimuth: 302.50

Moon: Altitude: 37.98 Azimuth: 296.46

Argentina

Object: Altitude: -35.62 Azimuth: 327.60

Sun: Altitude: -0.05 Azimuth: 271.44

Moon: Altitude: -6.02 Azimuth: 274.94

Mexico

Object: Altitude: -70.23 Azimuth: 136.18

Sun: Altitude: -35.61 Azimuth: 246.34

Moon: Altitude: -40.79 Azimuth: 240.50

Ural

Object: Altitude: 14.19 Azimuth: 336.04

Sun: Altitude: 24.25 Azimuth: 42.55

Moon: Altitude: 26.80 Azimuth: 35.42

Vostryakovo

Object: Altitude: 8.77 Azimuth: 315.70

Sun: Altitude: 31.86 Azimuth: 19.34

Moon: Altitude: 33.09 Azimuth: 11.27

Gal. latitude: 22.901716 Gal. longitude: 359.159415

Dist. to Sun: 63.055076

Dist. to Moon: 56.537657

Moon coord.: (189.676830 d, -1.003084 d)

Sun coord.: (182.759791 d, -1.196716 d)

Lunar disk: 0.003676

Lunar phase: 173.048369

Lunar bright limb: 268.331695

No SN in this field

2024-05-26 11:57:33 (JD 2460456.998299)

Siderial time 6.770281 h

Ra 16:20:02.71 Dec -16:02:33.00
(245.011292d, -16.042500d)

Rise 2024-05-26 17:05:51

Transit 2024-05-26 21:29:48

Set 2024-05-26 01:57:42

Amur

Object: Altitude: 8.72 Azimuth: 308.51

Sun: Altitude: -5.03 Azimuth: 132.44

Moon: Altitude: -21.87 Azimuth: 288.07

Tunka

Object: Altitude: -5.38 Azimuth: 289.22

Sun: Altitude: 8.59 Azimuth: 113.56

Moon: Altitude: -37.19 Azimuth: 269.47

Kislovodsk

Object: Altitude: -45.36 Azimuth: 244.87

Sun: Altitude: 47.97 Azimuth: 71.71

Moon: Altitude: -74.00 Azimuth: 192.86

Tavrida

Object: Altitude: -50.13 Azimuth: 234.61

Sun: Altitude: 53.18 Azimuth: 61.74

Moon: Altitude: -72.95 Azimuth: 166.28

SAAO

Object: Altitude: -38.02 Azimuth: 335.67

Sun: Altitude: 32.68 Azimuth: 156.30

Moon: Altitude: -27.25 Azimuth: 17.59

IAC

Object: Altitude: -69.66 Azimuth: 123.34

Sun: Altitude: 73.82 Azimuth: 292.42

Moon: Altitude: -41.93 Azimuth: 76.43

Argentina

Object: Altitude: -7.37 Azimuth: 65.91

Sun: Altitude: 5.46 Azimuth: 240.87

Moon: Altitude: 28.55 Azimuth: 72.97

Mexico

Object: Altitude: 9.13 Azimuth: 64.95

Sun: Altitude: -4.90 Azimuth: 241.61

Moon: Altitude: 23.88 Azimuth: 29.88

Ural

Object: Altitude: -30.35 Azimuth: 251.67

Sun: Altitude: 33.85 Azimuth: 76.48

Moon: Altitude: -57.45 Azimuth: 216.01

Vostryakovo

Object: Altitude: -41.68 Azimuth: 230.32

Sun: Altitude: 45.52 Azimuth: 55.51

Moon: Altitude: -62.68 Azimuth: 178.60

Gal. latitude: 22.901716 Gal. longitude: 359.159415

Dist. to Sun: 174.631506

Dist. to Moon: 36.567054

Moon coord.: (282.473276 d, -28.065638 d)

Sun coord.: (63.466616 d, 21.207772 d)

Lunar disk: 0.905193

Lunar phase: 35.866302

Lunar bright limb: 91.951703

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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