[vsnet-grb-info 28687] Fermi trigger No 652911693: Global MASTER-Net observations report

9 Sep 2021

      TITLE:   GCN CIRCULAR NUMBER:  30790 SUBJECT: Fermi  trigger No 652911693: Global MASTER-Net observations report DATE:    21/09/09 21:15:15 GMT FROM:    Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>

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: https://m

We obtain a following upper limits.

Tmid-T0  |      Date Time      |          Site       |             Coord (J2000) _________|_____________________|_____________________|____________________________________|_____

94 | 2021-09-09 20:22:32 |   MASTER-Kislovodsk | (19h 32m 52.68s , +29d 41m 05.2s) |   C | 94 | 2021-09-09 20:22:32 |   MASTER-Kislovodsk | (19h 27m 57.20s , +30d 03m 55.6s) |   C | 101 | 2021-09-09 20:22:39 |      MASTER-Tavrida | (19h 03m 09.39s , +37d 03m 46.0s) |   C | 174 | 2021-09-09 20:23:52 |   MASTER-Kislovodsk | (19h 38m 20.31s , +31d 36m 32.7s) |   C | 180 | 2021-09-09 20:23:58 |      MASTER-Tavrida | (19h 23m 16.62s , +33d 14m 47.2s) |   C | 255 | 2021-09-09 20:25:13 |   MASTER-Kislovodsk | (19h 28m 51.17s , +27d 47m 49.6s) |   C | 255 | 2021-09-09 20:25:13 |   MASTER-Kislovodsk | (19h 24m 02.38s , +28d 10m 39.0s) |   C | 335 | 2021-09-09 20:26:33 |   MASTER-Kislovodsk | (19h 45m 04.20s , +37d 18m 56.8s) |   C | 335 | 2021-09-09 20:26:33 |   MASTER-Kislovodsk | (19h 39m 37.39s , +37d 41m 45.2s) |   C | 405 | 2021-09-09 20:27:42 |      MASTER-Tavrida | (19h 41m 13.51s , +35d 10m 49.1s) |   C | 415 | 2021-09-09 20:27:53 |   MASTER-Kislovodsk | (19h 41m 51.99s , +24d 00m 03.2s) |   C | 415 | 2021-09-09 20:27:53 |   MASTER-Kislovodsk | (19h 37m 13.23s , +24d 22m 49.9s) |   C | 484 | 2021-09-09 20:29:02 |      MASTER-Tavrida | (19h 32m 58.27s , +33d 15m 39.5s) |   C | 495 | 2021-09-09 20:29:13 |   MASTER-Kislovodsk | (19h 37m 13.49s , +39d 10m 48.0s) |   C | 495 | 2021-09-09 20:29:13 |   MASTER-Kislovodsk | (19h 31m 38.45s , +39d 33m 34.4s) |   C | 563 | 2021-09-09 20:30:21 |      MASTER-Tavrida | (19h 13m 06.68s , +37d 02m 31.6s) |   C | 576 | 2021-09-09 20:30:33 |   MASTER-Kislovodsk | (19h 16m 35.73s , +35d 22m 38.6s) |   C | 576 | 2021-09-09 20:30:34 |   MASTER-Kislovodsk | (19h 11m 20.76s , +35d 45m 25.9s) |   C | 642 | 2021-09-09 20:31:40 |      MASTER-Tavrida | (18h 58m 57.12s , +31d 21m 56.1s) |   C | 656 | 2021-09-09 20:31:54 |   MASTER-Kislovodsk | (20h 03m 29.08s , +33d 30m 59.0s) |   C | 656 | 2021-09-09 20:31:54 |   MASTER-Kislovodsk | (19h 58m 17.94s , +33d 53m 54.9s) |   C | 721 | 2021-09-09 20:32:59 |      MASTER-Tavrida | (19h 08m 20.15s , +31d 20m 33.5s) |   C | 736 | 2021-09-09 20:33:14 |   MASTER-Kislovodsk | (18h 52m 33.53s , +25d 52m 11.9s) |   C | 736 | 2021-09-09 20:33:14 |   MASTER-Kislovodsk | (18h 47m 55.04s , +26d 14m 51.6s) |   C | 800 | 2021-09-09 20:34:18 |      MASTER-Tavrida | (19h 13m 50.48s , +38d 58m 06.0s) |   C | 816 | 2021-09-09 20:34:34 |   MASTER-Kislovodsk | (20h 03m 21.09s , +27d 48m 44.4s) |   C | 817 | 2021-09-09 20:34:34 |   MASTER-Kislovodsk | (19h 58m 30.96s , +28d 11m 50.1s) |   C | 879 | 2021-09-09 20:35:37 |      MASTER-Tavrida | (19h 24m 03.73s , +38d 57m 27.6s) |   C | 897 | 2021-09-09 20:35:54 |   MASTER-Kislovodsk | (19h 53m 48.01s , +35d 23m 55.7s) |   C | 897 | 2021-09-09 20:35:55 |   MASTER-Kislovodsk | (19h 48m 30.44s , +35d 46m 47.1s) |   C | 958 | 2021-09-09 20:36:56 |      MASTER-Tavrida | (19h 05m 03.86s , +33d 16m 10.7s) |   C | 977 | 2021-09-09 20:37:15 |   MASTER-Kislovodsk | (19h 20m 22.40s , +31d 36m 25.0s) |   C | 977 | 2021-09-09 20:37:15 |   MASTER-Kislovodsk | (19h 15m 23.04s , +31d 59m 11.9s) |   C | 1037 | 2021-09-09 20:38:15 |      MASTER-Tavrida | (19h 14m 45.18s , +33d 15m 10.9s) |   C | 1057 | 2021-09-09 20:38:35 |   MASTER-Kislovodsk | (19h 32m 55.10s , +29d 41m 37.4s) |   C | 1057 | 2021-09-09 20:38:35 |   MASTER-Kislovodsk | (19h 28m 01.44s , +30d 04m 25.2s) |   C | 1116 | 2021-09-09 20:39:34 |      MASTER-Tavrida | (19h 23m 15.24s , +33d 14m 11.3s) |   C | 1137 | 2021-09-09 20:39:55 |   MASTER-Kislovodsk | (19h 38m 14.78s , +31d 34m 38.1s) |   C | 1137 | 2021-09-09 20:39:55 |   MASTER-Kislovodsk | (19h 33m 14.30s , +31d 57m 34.5s) |   C | 1195 | 2021-09-09 20:40:53 |      MASTER-Tavrida | (19h 31m 29.51s , +35d 08m 23.2s) |   C | 1218 | 2021-09-09 20:41:16 |   MASTER-Kislovodsk | (19h 28m 57.54s , +27d 47m 01.0s) |   C | 1218 | 2021-09-09 20:41:16 |   MASTER-Kislovodsk | (19h 24m 10.67s , +28d 09m 47.3s) |   C | 1298 | 2021-09-09 20:42:36 |   MASTER-Kislovodsk | (19h 45m 07.52s , +37d 18m 17.1s) |   C | 1298 | 2021-09-09 20:42:36 |   MASTER-Kislovodsk | (19h 39m 42.67s , +37d 41m 04.3s) |   C | 1378 | 2021-09-09 20:43:56 |   MASTER-Kislovodsk | (19h 41m 47.68s , +23d 59m 01.1s) |   C | 1378 | 2021-09-09 20:43:56 |   MASTER-Kislovodsk | (19h 37m 10.74s , +24d 21m 44.6s) |   C | 1416 | 2021-09-09 20:44:34 |      MASTER-Tavrida | (19h 51m 29.99s , +27d 34m 07.2s) |   C | 1458 | 2021-09-09 20:45:16 |   MASTER-Kislovodsk | (19h 37m 18.95s , +39d 12m 19.8s) |   C | 1458 | 2021-09-09 20:45:16 |   MASTER-Kislovodsk | (19h 31m 45.81s , +39d 35m 05.1s) |   C | 1495 | 2021-09-09 20:45:53 |      MASTER-Tavrida | (19h 41m 19.15s , +35d 09m 08.4s) |   C | 1539 | 2021-09-09 20:46:37 |   MASTER-Kislovodsk | (19h 11m 16.44s , +35d 45m 55.5s) |   C | 1539 | 2021-09-09 20:46:37 |   MASTER-Kislovodsk | (19h 16m 29.38s , +35d 23m 10.1s) |   C | 1575 | 2021-09-09 20:47:12 |      MASTER-Tavrida | (19h 32m 51.84s , +33d 13m 58.8s) |   C | 1619 | 2021-09-09 20:47:57 |   MASTER-Kislovodsk | (20h 03m 24.33s , +33d 30m 52.8s) |   C | 1619 | 2021-09-09 20:47:57 |   MASTER-Kislovodsk | (19h 58m 14.90s , +33d 53m 47.1s) |   C | 1654 | 2021-09-09 20:48:31 |      MASTER-Tavrida | (18h 59m 01.48s , +31d 20m 00.2s) |   C | 1699 | 2021-09-09 20:49:17 |   MASTER-Kislovodsk | (18h 52m 36.81s , +25d 52m 48.7s) |   C | 1699 | 2021-09-09 20:49:17 |   MASTER-Kislovodsk | (18h 48m 00.26s , +26d 15m 21.8s) |   C | 1733 | 2021-09-09 20:49:51 |      MASTER-Tavrida | (19h 08m 20.48s , +31d 21m 27.6s) |   C | 1779 | 2021-09-09 20:50:37 |   MASTER-Kislovodsk | (20h 03m 13.58s , +27d 46m 56.1s) |   C | 1779 | 2021-09-09 20:50:37 |   MASTER-Kislovodsk | (19h 58m 25.26s , +28d 10m 01.4s) |   C | 1812 | 2021-09-09 20:51:10 |      MASTER-Tavrida | (19h 39m 45.86s , +25d 39m 38.7s) |   C | 1860 | 2021-09-09 20:51:58 |   MASTER-Kislovodsk | (19h 09m 29.45s , +25d 52m 21.5s) |   C | 1860 | 2021-09-09 20:51:58 |   MASTER-Kislovodsk | (19h 04m 51.48s , +26d 14m 58.1s) |   C | 1891 | 2021-09-09 20:52:29 |      MASTER-Tavrida | (19h 48m 31.88s , +25d 38m 45.8s) |   C | 1940 | 2021-09-09 20:53:18 |   MASTER-Kislovodsk | (19h 25m 59.78s , +37d 17m 44.4s) |   C | 1940 | 2021-09-09 20:53:18 |   MASTER-Kislovodsk | (19h 20m 38.51s , +37d 40m 36.3s) |   C | 1970 | 2021-09-09 20:53:47 |      MASTER-Tavrida | (19h 05m 03.21s , +33d 15m 32.1s) |   C | 2020 | 2021-09-09 20:54:38 |   MASTER-Kislovodsk | (19h 56m 07.61s , +31d 34m 54.4s) |   C | 2020 | 2021-09-09 20:54:38 |   MASTER-Kislovodsk | (19h 51m 07.17s , +31d 57m 44.2s) |   C | 2049 | 2021-09-09 20:55:07 |      MASTER-Tavrida | (19h 14m 44.10s , +33d 14m 33.2s) |   C | 2100 | 2021-09-09 20:55:58 |   MASTER-Kislovodsk | (19h 25m 10.87s , +24d 00m 11.3s) |   C | 2100 | 2021-09-09 20:55:58 |   MASTER-Kislovodsk | (19h 20m 36.81s , +24d 22m 47.7s) |   C | 2128 | 2021-09-09 20:56:26 |      MASTER-Tavrida | (19h 31m 25.12s , +35d 07m 39.4s) |   C | 2180 | 2021-09-09 20:57:18 |   MASTER-Kislovodsk | (19h 06m 50.12s , +37d 16m 48.7s) |   C | 2180 | 2021-09-09 20:57:18 |   MASTER-Kislovodsk | (19h 01m 31.73s , +37d 39m 44.7s) |   C | 2207 | 2021-09-09 20:57:45 |      MASTER-Tavrida | (19h 42m 33.99s , +27d 31m 57.5s) |   C | 2260 | 2021-09-09 20:58:38 |   MASTER-Kislovodsk | (18h 57m 51.20s , +35d 23m 37.0s) |   C | 2260 | 2021-09-09 20:58:38 |   MASTER-Kislovodsk | (18h 52m 42.19s , +35d 46m 22.0s) |   C | 2340 | 2021-09-09 20:59:58 |   MASTER-Kislovodsk | (19h 17m 41.03s , +39d 10m 57.4s) |   C | 2340 | 2021-09-09 20:59:58 |   MASTER-Kislovodsk | (19h 12m 12.22s , +39d 33m 44.5s) |   C | 2420 | 2021-09-09 21:01:18 |   MASTER-Kislovodsk | (18h 44m 39.26s , +31d 33m 17.3s) |   C | 2420 | 2021-09-09 21:01:18 |   MASTER-Kislovodsk | (18h 39m 47.17s , +31d 55m 49.2s) |   C | 2429 | 2021-09-09 21:01:27 |      MASTER-Tavrida | (19h 00m 00.51s , +27d 33m 09.9s) |   C | 2500 | 2021-09-09 21:02:38 |   MASTER-Kislovodsk | (19h 08m 32.21s , +23d 58m 03.7s) |   C | 2500 | 2021-09-09 21:02:38 |   MASTER-Kislovodsk | (19h 04m 00.89s , +24d 20m 39.3s) |   C | 2509 | 2021-09-09 21:02:47 |      MASTER-Tavrida | (19h 51m 36.40s , +27d 32m 26.1s) |   C | 2580 | 2021-09-09 21:03:58 |   MASTER-Kislovodsk | (18h 47m 44.53s , +37d 17m 16.9s) |   C | 2580 | 2021-09-09 21:03:58 |   MASTER-Kislovodsk | (18h 42m 29.32s , +37d 40m 03.4s) |   C | Filter C is a clear (unfiltred) band.

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

pereplet.ru">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 GRB210909.85 (trigger No 652911693,18h 03m 28.01s , +35d 31m 59.9s, R=28.65) errorbox 64 sec after trigger time at 2021-09-09 20:22:32 UT, with upper limit up to  18.2 mag. The observations began at zenith distance = 37 deg. The sun  altitude  is -40.8 deg. station) started inspect of the Fermi GRB210909.85 errorbox 71 sec after trigger time at 2021-09-09 20:22:39 UT, with upper limit up to  18.8 mag. The observations began at zenith distance = 33 deg. The sun  altitude  is -37.9 deg. aster.sai.msu.ru/site/master2/observ.php?id=1715464 |Filt.| Expt. | Limit| Comment |_______|_______|________ 60 | 17.1 | 60 | 17.5 | 60 | 18.6 | 60 | 17.0 | 60 | 18.3 | 60 | 17.0 | 60 | 17.5 | 60 | 17.2 | 60 | 17.9 | 60 | 18.0 | 60 | 17.4 | 60 | 17.6 | 60 | 17.9 | 60 | 17.5 | 60 | 18.1 | 60 | 18.4 | 60 | 17.4 | 60 | 17.9 | 60 | 18.4 | 60 | 17.0 | 60 | 17.4 | 60 | 18.4 | 60 | 17.2 | 60 | 17.9 | 60 | 18.8 | 60 | 17.4 | 60 | 17.6 | 60 | 18.7 | 60 | 16.8 | 60 | 17.2 | 60 | 18.5 | 60 | 17.3 | 60 | 17.9 | 60 | 18.5 | 60 | 17.0 | 60 | 17.5 | 60 | 18.3 | 60 | 17.0 | 60 | 17.5 | 60 | 18.2 | 60 | 17.0 | 60 | 17.4 | 60 | 17.2 | 60 | 17.8 | 60 | 17.4 | 60 | 17.6 | 60 | 17.6 | 60 | 17.5 | 60 | 18.0 | 60 | 18.0 | 60 | 17.9 | 60 | 17.4 | 60 | 18.0 | 60 | 17.0 | 60 | 17.3 | 60 | 18.5 | 60 | 17.2 | 60 | 17.8 | 60 | 18.3 | 60 | 17.4 | 60 | 17.6 | 60 | 17.8 | 60 | 17.2 | 60 | 17.7 | 60 | 18.5 | 60 | 17.4 | 60 | 18.0 | 60 | 18.3 | 60 | 16.8 | 60 | 17.0 | 60 | 18.4 | 60 | 17.3 | 60 | 17.6 | 60 | 18.2 | 60 | 17.4 | 60 | 18.0 | 60 | 17.4 | 60 | 17.3 | 60 | 17.9 | 60 | 17.5 | 60 | 18.2 | 60 | 17.5 | 60 | 18.1 | 60 | 18.0 | 60 | 17.2 | 60 | 17.7 | 60 | 17.1 | 60 | 17.2 | 60 | 18.0 |

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