TITLE: GCN CIRCULAR NUMBER: 33936 SUBJECT: Fermi trigger No 707039690: Global MASTER-Net observations report DATE: 23/06/07 21:03:49 GMT FROM: Vladimir Lipunov at Moscow State U/Krylov Obs V. Lipunov, V.Kornilov, E.Gorbovskoy, K.Zhirkov, N.Tyurina, P.Balanutsa, A.Kuznetsov, D. Vlasenko, G.Antipov, D.Zimnukhov, V.Senik, E.Minkina, A.Chasovnikov, V.Topolev, D.Kuvshinov, D.Cheryasov, Ya.Kechin (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 (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), A. Gabovich, V.Yurkov (Blagoveschensk Educational State University) MASTER-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 GRB230529.33 (trigger No 707039690,23h 07m 21.60s , -50d 00m 00.0s, R=12.67) errorbox 1 days 79079 sec after notice time and 1 days 79120 sec after trigger time at 2023-05-31 05:53:25 UT, with upper limit up to 18.8 mag. The observations began at zenith distance = 47 deg. The sun altitude is -69.7 deg. MASTER-SAAO robotic telescope located in South Africa (South African Astronomical Observatory) started inspect of the Fermi GRB230529.33 errorbox 7 days 71418 sec after notice time and 7 days 71458 sec after trigger time at 2023-06-06 03:45:44 UT, with upper limit up to 19.4 mag. The observations began at zenith distance = 26 deg. The sun altitude is -22.2 deg. The galactic latitude b = -60 deg., longitude l = 337 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=2219660 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 165610 | 2023-05-31 05:53:25 | MASTER-OAFA | (21h 47m 17.84s , -50d 05m 55.5s) | C | 180 | 17.4 | 167446 | 2023-05-31 06:24:01 | MASTER-OAFA | (21h 47m 18.52s , -50d 07m 46.4s) | C | 180 | 18.8 | 168503 | 2023-05-31 06:41:38 | MASTER-OAFA | (21h 47m 18.17s , -50d 07m 42.1s) | C | 180 | 18.8 | 676349 | 2023-06-06 03:45:44 | MASTER-SAAO | (22h 52m 52.49s , -55d 59m 54.9s) | C | 180 | 19.0 | 676349 | 2023-06-06 03:45:44 | MASTER-SAAO | (22h 51m 04.42s , -56d 00m 22.1s) | C | 180 | 18.3 | 676650 | 2023-06-06 03:50:45 | MASTER-SAAO | (23h 07m 12.47s , -56d 00m 40.4s) | C | 180 | 19.3 | 676651 | 2023-06-06 03:50:45 | MASTER-SAAO | (23h 05m 38.47s , -55d 58m 59.7s) | C | 180 | 19.3 | 677395 | 2023-06-06 04:03:09 | MASTER-SAAO | (22h 52m 47.38s , -56d 01m 37.7s) | C | 180 | 19.2 | 677395 | 2023-06-06 04:03:09 | MASTER-SAAO | (22h 50m 59.24s , -56d 02m 07.4s) | C | 180 | 19.2 | 677697 | 2023-06-06 04:08:12 | MASTER-SAAO | (23h 07m 07.58s , -56d 00m 15.2s) | C | 180 | 19.4 | 677697 | 2023-06-06 04:08:12 | MASTER-SAAO | (23h 05m 34.25s , -55d 58m 30.3s) | C | 180 | 19.4 | 678000 | 2023-06-06 04:13:15 | MASTER-SAAO | (23h 07m 16.53s , -57d 54m 49.2s) | C | 180 | 18.9 | 678000 | 2023-06-06 04:13:15 | MASTER-SAAO | (23h 05m 38.70s , -57d 53m 04.1s) | C | 180 | 18.9 | 678211 | 2023-06-06 04:16:46 | MASTER-SAAO | (23h 22m 20.90s , -57d 54m 08.9s) | C | 180 | 19.1 | 678211 | 2023-06-06 04:16:46 | MASTER-SAAO | (23h 20m 43.06s , -57d 52m 23.5s) | C | 180 | 19.0 | 678422 | 2023-06-06 04:20:17 | MASTER-SAAO | (22h 37m 04.26s , -57d 53m 06.2s) | C | 180 | 18.9 | 678422 | 2023-06-06 04:20:17 | MASTER-SAAO | (22h 38m 42.35s , -57d 54m 52.4s) | C | 180 | 18.9 | 678857 | 2023-06-06 04:27:31 | MASTER-SAAO | (22h 50m 10.98s , -57d 53m 18.8s) | C | 180 | 18.5 | 678857 | 2023-06-06 04:27:31 | MASTER-SAAO | (22h 51m 48.83s , -57d 55m 05.8s) | C | 180 | 18.6 | 679068 | 2023-06-06 04:31:03 | MASTER-SAAO | (23h 05m 44.12s , -57d 51m 48.3s) | C | 180 | 18.5 | 679068 | 2023-06-06 04:31:03 | MASTER-SAAO | (23h 07m 22.43s , -57d 53m 34.4s) | C | 180 | 18.6 | 679505 | 2023-06-06 04:38:20 | MASTER-SAAO | (23h 20m 39.49s , -57d 52m 00.5s) | C | 180 | 17.9 | 679505 | 2023-06-06 04:38:20 | MASTER-SAAO | (23h 22m 17.79s , -57d 53m 44.9s) | C | 180 | 17.9 | 679717 | 2023-06-06 04:41:51 | MASTER-SAAO | (22h 35m 13.82s , -57d 51m 35.0s) | C | 180 | 17.1 | 679717 | 2023-06-06 04:41:51 | MASTER-SAAO | (22h 36m 52.11s , -57d 53m 23.3s) | C | 180 | 17.1 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.