TITLE: GCN CIRCULAR NUMBER: 25059 SUBJECT: IceCube Alert 190712.05 Global MASTER-Net observations report DATE: 19/07/12 10:49:52 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 (Lomonosov Moscow State University, SAI, Physics Department), R. Podesta, C.Lopez, F. Podesta, C.Francile (Observatorio Astronomico Felix Aguilar OAFA), H.Levato (Instituto de Ciencias Astronomicas, de la Tierra y del Espacio ICATE), 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-IAC robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in Spain (IAC Teide Observatory) started inspect of the IceCube Alert 190712.05 ( 5h 5m 50.38s , +13d 3m 36.00s, R=4.9599) errorbox 14574 sec after trigger time at 2019-07-12 05:18:11 UT, with upper limit up to 16.5 mag. Observations started at twilight. The observations began at zenit distance = 78 deg. The sun altitude is -11.7 deg. MASTER-OAFA robotic telescope located in Argentina (OAFA observatory of San Juan National University) started inspect of the IceCube Alert 190712.05 errorbox 29893 sec after trigger time at 2019-07-12 09:33:31 UT, with upper limit up to 18.5 mag. The observations began at zenit distance = 83 deg. The sun altitude is -25.0 deg. The galactic latitude b = -60 deg., longitude l = 98 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=1072715 We obtain a following upper limits. Tmid-T0 | Date Time | Site | Coord (J2000) |Filt.| Expt. | Limit| Comment _________|_____________________|_____________________|____________________________________|_____|_______|_______|________ 14604 | 2019-07-12 05:18:11 | MASTER-IAC | ( 5h 10m 22.80s , +15d 59m 41.20s) | C | 60 | 16.5 | 14745 | 2019-07-12 05:20:32 | MASTER-IAC | ( 5h 4m 59.87s , +11d 59m 34.14s) | C | 60 | 16.4 | 14884 | 2019-07-12 05:22:51 | MASTER-IAC | ( 5h 7m 28.27s , +13d 59m 13.88s) | C | 60 | 16.2 | 15023 | 2019-07-12 05:25:09 | MASTER-IAC | ( 5h 10m 23.31s , +15d 59m 14.78s) | C | 60 | 15.9 | 29984 | 2019-07-12 09:33:31 | MASTER-OAFA | ( 5h 14m 30.85s , +12d 26m 36.21s) | C | 180 | 17.0 | 30482 | 2019-07-12 09:41:49 | MASTER-OAFA | ( 5h 14m 29.70s , +14d 26m 22.82s) | C | 180 | 17.1 | 30707 | 2019-07-12 09:45:34 | MASTER-OAFA | ( 5h 4m 46.37s , +13d 3m 12.31s) | C | 180 | 17.8 | 30887 | 2019-07-12 09:45:34 | MASTER-OAFA | ( 5h 4m 46.37s , +13d 3m 12.33s) | C | 540 | 18.5 | Coadd 30926 | 2019-07-12 09:49:13 | MASTER-OAFA | ( 5h 4m 46.24s , +13d 3m 34.11s) | C | 180 | 17.9 | 31148 | 2019-07-12 09:52:55 | MASTER-OAFA | ( 5h 4m 44.90s , +13d 3m 36.54s) | C | 180 | 18.0 | 31370 | 2019-07-12 09:56:37 | MASTER-OAFA | ( 5h 4m 44.88s , +13d 3m 17.82s) | C | 180 | 18.0 | 31595 | 2019-07-12 10:00:22 | MASTER-OAFA | ( 5h 18m 55.47s , +14d 0m 01.79s) | C | 180 | 17.7 | 31775 | 2019-07-12 10:00:22 | MASTER-OAFA | ( 5h 18m 55.46s , +14d 0m 01.84s) | C | 540 | 18.3 | Coadd 31814 | 2019-07-12 10:04:01 | MASTER-OAFA | ( 5h 18m 55.37s , +14d 0m 22.42s) | C | 180 | 17.8 | 32035 | 2019-07-12 10:07:42 | MASTER-OAFA | ( 5h 18m 53.91s , +14d 0m 24.00s) | C | 180 | 17.7 | 32268 | 2019-07-12 10:11:35 | MASTER-OAFA | ( 5h 18m 54.91s , +12d 0m 05.15s) | C | 180 | 17.8 | 32448 | 2019-07-12 10:11:35 | MASTER-OAFA | ( 5h 18m 54.90s , +12d 0m 05.44s) | C | 540 | 18.4 | Coadd 32490 | 2019-07-12 10:15:17 | MASTER-OAFA | ( 5h 18m 56.18s , +12d 0m 06.34s) | C | 180 | 17.8 | 32712 | 2019-07-12 10:18:59 | MASTER-OAFA | ( 5h 18m 56.09s , +12d 0m 27.27s) | C | 180 | 17.6 | 32940 | 2019-07-12 10:22:47 | MASTER-OAFA | ( 5h 10m 53.72s , +13d 0m 13.08s) | C | 180 | 17.7 | 33120 | 2019-07-12 10:22:47 | MASTER-OAFA | ( 5h 10m 53.72s , +13d 0m 13.17s) | C | 540 | 18.3 | Coadd 33164 | 2019-07-12 10:26:31 | MASTER-OAFA | ( 5h 10m 53.66s , +12d 59m 54.63s) | C | 180 | 17.7 | 33388 | 2019-07-12 10:30:15 | MASTER-OAFA | ( 5h 10m 54.86s , +12d 59m 55.42s) | C | 180 | 17.5 | 33616 | 2019-07-12 10:34:02 | MASTER-OAFA | ( 5h 10m 55.75s , +11d 0m 15.80s) | C | 180 | 17.2 | 33837 | 2019-07-12 10:37:44 | MASTER-OAFA | ( 5h 10m 54.29s , +11d 0m 15.94s) | C | 180 | 16.9 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.