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GCN Circular 38416

Subject
EP241201a: Global MASTER-Net observations report
Date
2024-12-02T10:27:31Z (a month ago)
From
Vladimir Lipunov at Moscow State U/Krylov Obs <lipunov@xray.sai.msu.ru>
Via
legacy email
V.Lipunov, E.Gorbovskoy, N.Tiurina,  P.Balanutsa, , D.Vlasenko, I.Panchenko,
A.Kuznetsov,  G.Antipov,  A.Sankovich, A.Sosnovskij, Yu.Tselik, M.Gulyaev, Ya.Kechin,
V.Senik, A.Chasovnikov, K.Labsina, I. Gorbunov (Lomonosov MSU),
O.Gress, N.Budnev (ISU),
C.Francile,  F. Podesta, R.Podesta, E. Gonzalez  (Observatorio Astronomico Felix Aguilar (OAFA),
A. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory),
A. Gabovich, V.Yurkov (Blagoveschensk Educational StateUniversity)
D.Buckley (SAAO),
R.Rebolo (The Instituto de Astrofisica de Canarias),
L.Carrasco, J.R.Valdes, V.Chavushyan, V.M.Patino Alvarez, J.Martinez,
A.R.Corella, L.H.Rodriguez (INAOE, Guillermo Haro Astrophysics Observatory) 

MASTER-Tunka robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Applied Physics Institute, Irkutsk State University) was pointed to the EP241201a ( EP Team et al., GCN 38415Loading...
 
 ) errorbox  10284 sec after notice time and 48020 sec after trigger time at 2024-12-02 10:21:42 UT, with upper limit up to  19.5 mag. Observations started at twilight.  The observations began at zenith distance = 28 deg. The sun  altitude  is -11.8 deg. 

The galactic latitude b = 25 deg., longitude l = 96 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2692013

We obtain a following upper limits.  

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

   48028 | 2024-12-02 10:21:42 |        MASTER-Tunka | (18h 51m 35.06s , +66d 13m 05.0s) |   C |    15 | 19.0 |        
   48056 | 2024-12-02 10:22:09 |        MASTER-Tunka | (18h 51m 34.90s , +66d 14m 05.6s) |   C |    15 | 19.0 |        
   48091 | 2024-12-02 10:22:38 |        MASTER-Tunka | (18h 51m 40.39s , +66d 13m 06.2s) |   C |    30 | 19.5 |        
   48133 | 2024-12-02 10:23:20 |        MASTER-Tunka | (18h 51m 35.74s , +66d 12m 06.9s) |   C |    30 | 19.5 |        
Filter C is a clear (unfiltred) band. 


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