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GCN Circular 37187

Subject
EP EP240816b: Global MASTER-Net observations report
Date
2024-08-16T14:18:21Z (2 months ago)
From
Vladimir Lipunov at Moscow State U/Krylov Obs <lipunov@xray.sai.msu.ru>
Via
legacy email
V. Lipunov, V.Kornilov, E. Gorbovskoy, K. Zhirkov, N.Tyurina, P.Balanutsa, A.Kuznetsov, V.Senik,  D. Vlasenko,
G.Antipov, D.Zimnukhov, E.Minkina, A.Chasovnikov, V.Topolev, D.Kuvshinov, D. Cheryasov, Ya.Kechin, Yu.Tselik, A. Sosnovskij
(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. Gress, N.M. Budnev, O.Ershova
(Irkutsk State University, API),

L.Carrasco, J.R.Valdes, V.Chavushyan, V.M.Patino Alvarez, J.Martinez,
A.R.Corella, L.H.Rodriguez
(INAOE, Guillermo Haro Astrophysics Observatory),

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

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

MASTER-Amur robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Blagoveshchensk State Pedagogical University) was pointed to the EP EP240816b ( EP Team et al., GCN 37185Not found
 
 
) errorbox  7216 sec after notice time and 43322 sec after trigger time at 2024-08-16 13:46:29 UT, with upper limit up to  16.6 mag. The observations began at zenith distance = 70 deg. The sun  altitude  is -22.1 deg. 

The galactic latitude b = -47 deg., longitude l = 128 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2565229

We obtain a following upper limits.  

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

   43353 | 2024-08-16 13:46:29 |         MASTER-Amur | (01h 05m 15.59s , +15d 55m 23.8s) |   C |    60 | 16.5 |        
   43353 | 2024-08-16 13:46:29 |         MASTER-Amur | (01h 05m 52.23s , +15d 28m 12.3s) |   C |    60 | 15.3 |        
   43632 | 2024-08-16 13:51:09 |         MASTER-Amur | (01h 05m 12.15s , +15d 54m 16.6s) |   C |    60 | 16.6 |        
   43632 | 2024-08-16 13:51:09 |         MASTER-Amur | (01h 05m 47.89s , +15d 27m 13.4s) |   C |    60 | 15.2 |        
Filter C is a clear (unfiltred) band. 


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