GCN Circular 37343

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-Tavrida robotic telescope  (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L)  located in Russia (Lomonosov MSU, SAI Crimea astronomical station) started inspect of the Fermi GRB240829.06 (trigger No 746587425,13h 38m 36.00s , +57d 16m 48.0s, R=1) errorbox  16 sec after notice time and 66973 sec after trigger time at 2024-08-29 19:59:54 UT, with upper limit up to  17.5 mag. The observations began at zenith distance = 62 deg. The sun  altitude  is -32.0 deg. 

MASTER-Kislovodsk robotic telescope  located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the Fermi GRB240829.06 errorbox  167 sec after notice time and 67124 sec after trigger time at 2024-08-29 20:02:25 UT, with upper limit up to  17.0 mag. The observations began at zenith distance = 67 deg. The sun  altitude  is -35.6 deg. 

The galactic latitude b = 59 deg., longitude l = 110 deg.


Real time updated cover map and OT discovered available here: 
https://master.sai.msu.ru/site/master2/observ.php?id=2580883

We obtain a following upper limits.  

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

   67063 | 2024-08-29 19:59:54 |      MASTER-Tavrida | (13h 39m 33.62s , +57d 13m 34.7s) |  P/ |   180 | 17.0 |        
   67243 | 2024-08-29 19:59:54 |      MASTER-Tavrida | (13h 39m 33.64s , +57d 13m 34.8s) |  P/ |   540 | 17.5 |  Coadd 
   67215 | 2024-08-29 20:02:25 |   MASTER-Kislovodsk | (13h 37m 10.01s , +57d 11m 01.5s) |   C |   180 | 12.7 |        
   67215 | 2024-08-29 20:02:25 |   MASTER-Kislovodsk | (13h 37m 15.12s , +57d 34m 45.0s) |  P| |   180 | 15.5 |        
   67306 | 2024-08-29 20:03:57 |      MASTER-Tavrida | (13h 39m 34.70s , +57d 13m 35.9s) |  P/ |   180 | 17.0 |        
   67416 | 2024-08-29 20:05:46 |   MASTER-Kislovodsk | (13h 37m 10.18s , +57d 10m 52.0s) |   C |   180 | 12.8 |        
   67416 | 2024-08-29 20:05:46 |   MASTER-Kislovodsk | (13h 37m 15.31s , +57d 34m 31.8s) |  P| |   180 | 15.8 |        
   67549 | 2024-08-29 20:08:00 |      MASTER-Tavrida | (13h 39m 35.88s , +57d 13m 38.5s) |  P/ |   180 | 17.1 |        
   67617 | 2024-08-29 20:09:07 |   MASTER-Kislovodsk | (13h 37m 10.48s , +57d 10m 44.7s) |   C |   180 | 13.0 |        
   67617 | 2024-08-29 20:09:07 |   MASTER-Kislovodsk | (13h 37m 15.77s , +57d 34m 23.9s) |  P| |   180 | 15.8 |        
   67792 | 2024-08-29 20:12:02 |      MASTER-Tavrida | (13h 39m 37.25s , +57d 13m 42.4s) |  P/ |   180 | 17.4 |        
   67818 | 2024-08-29 20:12:28 |   MASTER-Kislovodsk | (13h 37m 16.31s , +57d 34m 16.4s) |  P| |   180 | 15.8 |        
   68240 | 2024-08-29 20:20:30 |   MASTER-Kislovodsk | (13h 40m 39.11s , +56d 08m 28.4s) |   C |    60 | 17.0 |        
   68240 | 2024-08-29 20:20:30 |   MASTER-Kislovodsk | (13h 33m 28.62s , +56d 28m 58.7s) |   C |    60 | 15.6 |        
   68525 | 2024-08-29 20:25:15 |   MASTER-Kislovodsk | (13h 26m 30.12s , +58d 03m 41.5s) |   C |    60 | 16.9 |        
   68525 | 2024-08-29 20:25:15 |   MASTER-Kislovodsk | (13h 18m 56.74s , +58d 24m 18.1s) |   C |    60 | 15.3 |        
Filter C is a clear (unfiltred) band. 


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