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GCN Circular 24395

Subject
IceCube-190504A: MASTER optical follow-up observations
Date
2019-05-05T08:23:03Z (5 years ago)
From
Vladimir Lipunov at Moscow State U/Krylov Obs <lipunov@xray.sai.msu.ru>
V. Lipunov, E. Gorbovskoy, N.Tyurina, V.Kornilov, D.Vlasenko, V.Vladimirov, 
D.Zimnukhov, A.Kuznetsov, P.Balanutsa, A. Chasovnikov, V.Topolev, 
F.Balakin,  K.Zhirkov,  D.Kuvshinov
(Lomonosov Moscow State University, SAI, Physics Department),

R. Podesta, C. Lopez, C.Francile, F. Podesta (Observatorio Astronomico Felix 
Aguilar OAFA, San Juan National University),

H.Levato (Instituto de Ciencias Astronomicas, de la Tierra y del Espacio ICATE, 
SJNU)

R. Rebolo, M. Serra, N. Lodieu, G. Israelian, L. Suarez-Andres (The Instituto 
de Astrofisica de Canarias),

D. Buckley (South African Astronomical Observatory),

O. Gress, N.M. Budnev, O.Ershova, S.Yazev (Applied Physics Institute, Irkutsk 
State University),

V. Yurkov, A. Gabovich, Yu. Sergienko, D. Kobcev (Blagoveschensk Educational 
State University),

A. Tlatov, V.Senik, A.V. Parhomenko, D. Dormidontov (Kislovodsk Solar  Station 
of the Pulkovo Observatory),



MASTER-SAAO robotic telescope (Global MASTER-Net: 
http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, 
vol. 2010, 30L) located in South Africa (South African Astronomical 
Observatory) was pointed to the  IceCube Alert190504.77 39 sec after 
notice time 
and 133 sec after trigger time at 2019-05-04 18:27:31 UT.


MASTER-OAFA robotic telescope (Global MASTER-Net:
http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy,
vol. 2010, 30L) located in Argentina (	Observatorio Astronomico Felix 
Aguilar ) was pointed to the  IceCube Alert190504.77   at 2019-05-04 
23:10:52.949 UT.

The cover map and images limits are available at 
https://master.sai.msu.ru/site/master2/event.php??not=2019-05-04%2018:26:52&sat=IceCube&gcrd=(65.7833d,-37.4425d)&eb=1.23&trig=2019-05-04%2018:25:18&n=Alert190504.77


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