TITLE: GCN CIRCULAR NUMBER: 30410 SUBJECT: Fermi trigger No 647365516: Global MASTER-Net observations report DATE: 21/07/07 19:30:10 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs 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-Kislovodsk robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in Russia (Lomonosov MSU, Kislovodsk Solar Station of Pulkovo observatory) started inspect of the Fermi GRB210707.66 (trigger No 647365516,20h 03m 38.40s , +32d 13m 12.0s, R=3.46) errorbox 8469 sec after notice time and 8503 sec after trigger time at 2021-07-07 18:06:54 UT, with upper limit up to 18.8 mag. Observations started at twilight. The observations began at zenith distance = 48 deg. The sun altitude is -11.4 deg. The galactic latitude b = 0 deg., longitude l = 70 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1655208 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 8534 | 2021-07-07 18:06:54 | MASTER-Kislovodsk | (20h 01m 54.81s , +33d 38m 07.8s) | C | 60 | 16.7 | 8534 | 2021-07-07 18:06:54 | MASTER-Kislovodsk | (20h 07m 09.11s , +33d 13m 10.2s) | C | 60 | 17.0 | 8614 | 2021-07-07 18:08:14 | MASTER-Kislovodsk | (19h 54m 40.49s , +31d 43m 13.2s) | C | 60 | 16.7 | 8614 | 2021-07-07 18:08:14 | MASTER-Kislovodsk | (19h 59m 48.42s , +31d 18m 21.1s) | C | 60 | 16.9 | 8694 | 2021-07-07 18:09:34 | MASTER-Kislovodsk | (20h 12m 23.23s , +31d 41m 46.1s) | C | 60 | 17.3 | 8694 | 2021-07-07 18:09:34 | MASTER-Kislovodsk | (20h 17m 29.70s , +31d 16m 52.4s) | C | 60 | 17.5 | 8774 | 2021-07-07 18:10:54 | MASTER-Kislovodsk | (20h 06m 22.69s , +29d 48m 07.3s) | C | 60 | 17.3 | 8774 | 2021-07-07 18:10:54 | MASTER-Kislovodsk | (20h 11m 23.39s , +29d 23m 14.8s) | C | 60 | 17.6 | 8854 | 2021-07-07 18:12:14 | MASTER-Kislovodsk | (20h 11m 00.95s , +35d 31m 39.2s) | C | 60 | 17.3 | 8854 | 2021-07-07 18:12:14 | MASTER-Kislovodsk | (20h 16m 21.83s , +35d 06m 51.5s) | C | 60 | 18.0 | 8934 | 2021-07-07 18:13:34 | MASTER-Kislovodsk | (19h 57m 43.69s , +35d 05m 52.4s) | C | 60 | 17.2 | 8934 | 2021-07-07 18:13:35 | MASTER-Kislovodsk | (19h 52m 21.51s , +35d 30m 32.9s) | C | 60 | 16.8 | 9014 | 2021-07-07 18:14:55 | MASTER-Kislovodsk | (19h 48m 53.13s , +29d 50m 02.4s) | C | 60 | 16.6 | 9014 | 2021-07-07 18:14:55 | MASTER-Kislovodsk | (19h 53m 55.32s , +29d 25m 15.9s) | C | 60 | 17.0 | 9094 | 2021-07-07 18:16:15 | MASTER-Kislovodsk | (20h 20m 08.76s , +33d 36m 40.9s) | C | 60 | 18.3 | 9094 | 2021-07-07 18:16:15 | MASTER-Kislovodsk | (20h 25m 21.71s , +33d 11m 47.5s) | C | 60 | 18.3 | 9174 | 2021-07-07 18:17:35 | MASTER-Kislovodsk | (19h 43m 41.69s , +33d 38m 25.5s) | C | 60 | 16.9 | 9174 | 2021-07-07 18:17:35 | MASTER-Kislovodsk | (19h 48m 57.33s , +33d 13m 45.8s) | C | 60 | 17.2 | 9255 | 2021-07-07 18:18:55 | MASTER-Kislovodsk | (20h 01m 46.96s , +27d 55m 11.0s) | C | 60 | 17.4 | 9255 | 2021-07-07 18:18:55 | MASTER-Kislovodsk | (20h 06m 42.70s , +27d 30m 17.2s) | C | 60 | 17.8 | 9335 | 2021-07-07 18:20:15 | MASTER-Kislovodsk | (20h 02m 42.04s , +37d 24m 05.2s) | C | 60 | 17.1 | 9335 | 2021-07-07 18:20:15 | MASTER-Kislovodsk | (20h 08m 11.77s , +36d 59m 22.7s) | C | 60 | 17.6 | 9415 | 2021-07-07 18:21:36 | MASTER-Kislovodsk | (20h 23m 54.12s , +29d 47m 47.7s) | C | 60 | 17.5 | 9495 | 2021-07-07 18:22:56 | MASTER-Kislovodsk | (20h 01m 58.55s , +33d 37m 51.6s) | C | 60 | 17.1 | 9495 | 2021-07-07 18:22:56 | MASTER-Kislovodsk | (20h 07m 13.02s , +33d 13m 06.5s) | C | 60 | 17.5 | 9575 | 2021-07-07 18:24:16 | MASTER-Kislovodsk | (19h 54m 36.83s , +31d 42m 27.3s) | C | 60 | 17.0 | 9575 | 2021-07-07 18:24:16 | MASTER-Kislovodsk | (19h 59m 45.04s , +31d 17m 42.8s) | C | 60 | 17.2 | 9655 | 2021-07-07 18:25:36 | MASTER-Kislovodsk | (20h 12m 30.17s , +31d 43m 36.5s) | C | 60 | 17.6 | 9655 | 2021-07-07 18:25:36 | MASTER-Kislovodsk | (20h 17m 37.29s , +31d 18m 44.3s) | C | 60 | 17.9 | 9735 | 2021-07-07 18:26:56 | MASTER-Kislovodsk | (20h 06m 17.65s , +29d 49m 16.3s) | C | 60 | 17.5 | 9735 | 2021-07-07 18:26:56 | MASTER-Kislovodsk | (20h 11m 19.05s , +29d 24m 24.0s) | C | 60 | 18.0 | 9815 | 2021-07-07 18:28:16 | MASTER-Kislovodsk | (20h 10m 59.12s , +35d 32m 08.6s) | C | 60 | 17.5 | 9815 | 2021-07-07 18:28:16 | MASTER-Kislovodsk | (20h 16m 20.64s , +35d 07m 22.3s) | C | 60 | 18.4 | 9896 | 2021-07-07 18:29:36 | MASTER-Kislovodsk | (19h 52m 24.24s , +35d 31m 31.6s) | C | 60 | 16.9 | 9896 | 2021-07-07 18:29:36 | MASTER-Kislovodsk | (19h 57m 47.11s , +35d 06m 51.5s) | C | 60 | 17.5 | 9976 | 2021-07-07 18:30:56 | MASTER-Kislovodsk | (19h 48m 46.92s , +29d 48m 42.1s) | C | 60 | 16.7 | 9976 | 2021-07-07 18:30:56 | MASTER-Kislovodsk | (19h 53m 49.75s , +29d 23m 56.3s) | C | 60 | 17.2 | 10056 | 2021-07-07 18:32:16 | MASTER-Kislovodsk | (20h 20m 15.74s , +33d 36m 05.4s) | C | 60 | 18.4 | 10056 | 2021-07-07 18:32:16 | MASTER-Kislovodsk | (20h 25m 29.44s , +33d 11m 14.4s) | C | 60 | 18.5 | 10136 | 2021-07-07 18:33:36 | MASTER-Kislovodsk | (19h 43m 43.65s , +33d 38m 18.6s) | C | 60 | 17.1 | 10136 | 2021-07-07 18:33:36 | MASTER-Kislovodsk | (19h 49m 00.08s , +33d 13m 42.0s) | C | 60 | 17.3 | 10216 | 2021-07-07 18:34:57 | MASTER-Kislovodsk | (20h 06m 40.04s , +27d 29m 47.2s) | C | 60 | 18.1 | 10216 | 2021-07-07 18:34:57 | MASTER-Kislovodsk | (20h 01m 43.38s , +27d 54m 37.1s) | C | 60 | 17.5 | 10296 | 2021-07-07 18:36:17 | MASTER-Kislovodsk | (20h 02m 47.58s , +37d 26m 04.4s) | C | 60 | 16.1 | 10296 | 2021-07-07 18:36:17 | MASTER-Kislovodsk | (20h 08m 18.50s , +37d 01m 25.9s) | C | 60 | 16.6 | 10376 | 2021-07-07 18:37:37 | MASTER-Kislovodsk | (20h 23m 47.38s , +29d 49m 10.4s) | C | 60 | 15.5 | 10457 | 2021-07-07 18:38:57 | MASTER-Kislovodsk | (20h 01m 54.56s , +33d 38m 34.1s) | C | 60 | 13.8 | 10457 | 2021-07-07 18:38:57 | MASTER-Kislovodsk | (20h 07m 10.43s , +33d 13m 55.2s) | C | 60 | 14.5 | 10537 | 2021-07-07 18:40:18 | MASTER-Kislovodsk | (19h 54m 38.99s , +31d 43m 46.8s) | C | 60 | 14.2 | 10537 | 2021-07-07 18:40:18 | MASTER-Kislovodsk | (19h 59m 48.73s , +31d 19m 08.8s) | C | 60 | 15.1 | 10617 | 2021-07-07 18:41:38 | MASTER-Kislovodsk | (20h 12m 23.22s , +31d 42m 27.1s) | C | 60 | 15.2 | 10617 | 2021-07-07 18:41:38 | MASTER-Kislovodsk | (20h 17m 31.84s , +31d 17m 43.5s) | C | 60 | 15.1 | 12330 | 2021-07-07 19:10:11 | MASTER-Kislovodsk | (20h 06m 14.51s , +29d 51m 25.0s) | C | 60 | 17.6 | 12330 | 2021-07-07 19:10:11 | MASTER-Kislovodsk | (20h 11m 20.34s , +29d 26m 29.8s) | C | 60 | 18.3 | 12410 | 2021-07-07 19:11:31 | MASTER-Kislovodsk | (20h 11m 02.62s , +35d 32m 15.0s) | C | 60 | 16.5 | 12410 | 2021-07-07 19:11:31 | MASTER-Kislovodsk | (20h 16m 28.35s , +35d 07m 27.3s) | C | 60 | 17.4 | 12491 | 2021-07-07 19:12:51 | MASTER-Kislovodsk | (19h 52m 16.16s , +35d 31m 34.2s) | C | 60 | 16.9 | 12491 | 2021-07-07 19:12:51 | MASTER-Kislovodsk | (19h 57m 43.01s , +35d 06m 52.7s) | C | 60 | 17.4 | 12570 | 2021-07-07 19:14:11 | MASTER-Kislovodsk | (19h 48m 50.16s , +29d 49m 45.9s) | C | 60 | 16.7 | 12570 | 2021-07-07 19:14:11 | MASTER-Kislovodsk | (19h 53m 56.92s , +29d 24m 57.1s) | C | 60 | 17.4 | 12651 | 2021-07-07 19:15:31 | MASTER-Kislovodsk | (20h 20m 10.41s , +33d 38m 42.0s) | C | 60 | 18.5 | 12651 | 2021-07-07 19:15:31 | MASTER-Kislovodsk | (20h 25m 28.34s , +33d 13m 49.8s) | C | 60 | 18.8 | 12731 | 2021-07-07 19:16:51 | MASTER-Kislovodsk | (19h 43m 41.56s , +33d 37m 46.4s) | C | 60 | 17.1 | 12731 | 2021-07-07 19:16:51 | MASTER-Kislovodsk | (19h 49m 01.70s , +33d 13m 08.8s) | C | 60 | 17.5 | 12811 | 2021-07-07 19:18:11 | MASTER-Kislovodsk | (20h 01m 45.19s , +27d 57m 01.2s) | C | 60 | 17.5 | 12811 | 2021-07-07 19:18:11 | MASTER-Kislovodsk | (20h 06m 45.71s , +27d 32m 06.5s) | C | 60 | 18.3 | 12891 | 2021-07-07 19:19:31 | MASTER-Kislovodsk | (20h 02m 39.87s , +37d 26m 25.1s) | C | 60 | 15.9 | 12891 | 2021-07-07 19:19:31 | MASTER-Kislovodsk | (20h 08m 14.36s , +37d 01m 46.2s) | C | 60 | 16.8 | 12971 | 2021-07-07 19:20:51 | MASTER-Kislovodsk | (20h 23m 45.86s , +29d 51m 07.2s) | C | 60 | 17.5 | 13051 | 2021-07-07 19:22:12 | MASTER-Kislovodsk | (19h 42m 00.66s , +31d 20m 17.0s) | C | 60 | 17.0 | 13131 | 2021-07-07 19:23:32 | MASTER-Kislovodsk | (20h 18m 51.59s , +27d 55m 14.2s) | C | 60 | 17.2 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.