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GCN Circular 28643

Subject
Fermi GRB 201016B: Global MASTER-Net observations report
Date
2020-10-16T03:45:24Z (4 years ago)
From
Vladimir Lipunov at Moscow State U/Krylov Obs <lipunov@xray.sai.msu.ru>
V. Lipunov, E. Gorbovskoy, V.Kornilov, N.Tyurina, P.Balanutsa, A.Kuznetsov, F.Balakin, 
V.Vladimirov, D. Vlasenko, I.Gorbunov, D.Zimnukhov, V.Senik, T.Pogrosheva,
D.Kuvshinov,  D. Cheryasov
(Lomonosov Moscow State University, SAI, Physics Department),

R. Podesta, C.Lopez, F. Podesta, C.Francile 
(Observatorio Astronomico Felix Aguilar OAFA),

R. Rebolo, M. Serra 
(The Instituto de Astrofisica de Canarias),

D. Buckley 
(South African Astronomical Observatory),

O.A. Gres, N.M. Budnev, O.Ershova 
(Irkutsk State University, API),

A. Tlatov, D. Dormidontov 
(Kislovodsk Solar Station of the Pulkovo Observatory),

V. Yurkov, A. Gabovich, Yu. Sergienko 
(Blagoveschensk Educational State University)




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) started inspect of the Fermi GRB 201016B ( Fermi GBM team, GCN 28640Not found
 
 
) errorbox  559 sec after notice time and 718 sec after trigger time at 2020-10-16 03:28:19 UT, with upper limit up to  19.5 mag. The observations began at zenith distance =  2 deg. The sun  altitude  is -48.2 deg. 

The galactic latitude b = -84 deg., longitude l = 342 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=1462348

We obtain a following upper limits.  

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

     748 | 2020-10-16 03:28:19 |         MASTER-OAFA | (00h 30m 50.26s , -29d 26m 27.2s) |   C |    60 | 19.5 |        
     828 | 2020-10-16 03:29:38 |         MASTER-OAFA | (00h 30m 09.35s , -27d 25m 42.9s) |   C |    60 | 19.3 |        
     907 | 2020-10-16 03:30:58 |         MASTER-OAFA | (00h 31m 34.87s , -31d 25m 41.9s) |   C |    60 | 19.4 |        
     986 | 2020-10-16 03:32:17 |         MASTER-OAFA | (00h 29m 43.09s , -25d 26m 20.1s) |   C |    60 | 19.4 |        
Filter C is a clear (unfiltred) band. 


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