{
  "circularId": 34202,
  "createdOn": 1689072344268,
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs <lipunov@xray.sai.msu.ru>",
  "subject": "Fermi  trigger No 710741042: Global MASTER-Net observations report",
  "bibcode": "2023GCN.34202....1L",
  "body": "V. Lipunov, V.Kornilov, E.Gorbovskoy, K.Zhirkov, N.Tyurina, P.Balanutsa, A.Kuznetsov, D. Vlasenko, \nG.Antipov, D.Zimnukhov, V.Senik, E.Minkina, A.Chasovnikov, V.Topolev, D.Kuvshinov,  D.Cheryasov, Ya.Kechin\n(Lomonosov Moscow State University, SAI, Physics Department),\n\nR. Podesta, C.Lopez, F. Podesta, C.Francile \n(Observatorio Astronomico Felix Aguilar OAFA),\n\nR. Rebolo, M. Serra \n(The Instituto de Astrofisica de Canarias),\n\nD. Buckley \n(South African Astronomical Observatory),\n\nO.A. Gres, N.M. Budnev\n(Irkutsk State University, API),\n\nL.Carrasco, J.R.Valdes, V.Chavushyan, V.M.Patino Alvarez, J.Martinez, A.R.Corella, L.H.Rodriguez \n(INAOE, Guillermo Haro Astrophysics Observatory),\n\nA. Tlatov, D. Dormidontov \n(Kislovodsk Solar Station of the Pulkovo Observatory),\n\nA. Gabovich, V.Yurkov \n(Blagoveschensk Educational State University)\n\n\nMASTER-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 GRB230711.17 (trigger No 710741042,07h 34m 04.08s , +12d 03m 00.0s, R=36.82) errorbox  21745 sec after notice time and 21754 sec after trigger time at 2023-07-11 10:06:32 UT, with upper limit up to  16.6 mag. The observations began at zenith distance = 83 deg. The sun  altitude  is -18.1 deg. \n\nThe galactic latitude b = 15 deg., longitude l = 207 deg.\n\n\nReal time updated cover map and OT discovered available here: \nhttps://master.sai.msu.ru/site/master2/observ.php?id=2237482\n\nWe obtain a following upper limits.  \n\nTmid-T0  |      Date Time      |          Site       |             Coord (J2000)          |Filt.| Expt. | Limit| Comment\n_________|_____________________|_____________________|____________________________________|_____|_______|_______|________\n\n   21845 | 2023-07-11 10:06:32 |         MASTER-OAFA | (05h 54m 00.60s , +07d 25m 08.6s) |   C |   180 | 16.2 |        \n   22460 | 2023-07-11 10:16:47 |         MASTER-OAFA | (06h 06m 11.37s , -19d 41m 55.7s) |   C |   180 | 16.6 |        \n   22859 | 2023-07-11 10:23:26 |         MASTER-OAFA | (06h 14m 40.45s , -19d 42m 13.7s) |   C |   180 | 16.5 |        \nFilter C is a clear (unfiltred) band. \n\n\nThe observation and reduction will continue. \nThe message may be cited.\n\n"
}