MASTER: PSN in Seyfert galaxy

ATel #10625; P. Balanutsa, V. Lipunov (Lomonosov MSU), D. Buckley (SAA0), R. Rebolo, M. Serra-Ricart (IAC), R. Podesta (OAFA), H. Levato (ICATE), E. Gorbovskoy, N. Tiurina, V. Kornilov, I. Gorbunov, A. Kuznetsov, V. Shumkov, T. Pogrosheva, V. Chazov, D. Vlasenko, V. Vladimirov (Lomonosov Moscow State University, SAI), C. Lopez, F. Podesta (Observatorio Astronomico Felix Aguilar San Juan University), C. Saffe (Instituto de Ciencias Astronomicas, de la Tierra y del Espacio), A. Gabovich (BSPU)
on 8 Aug 2017; 22:58 UT
Credential Certification: Nataly Tyurina (tiurina@sai.msu.ru)

Subjects: Optical, Request for Observations, AGN, Quasar, Supernovae, Transient

Referred to by ATel #: 10627


MASTER OT J023819.81-521134.1 detection - PSN in ESO198-G024 galaxy

MASTER-SAAO auto-detection system ( Lipunov et al., "MASTER Global Robotic Net", Advances in Astronomy, 2010, 30L ) discovered OT source at (RA, Dec) = 02h 38m 19.81s -52d 11m 34.1s on 2017-08-07 03:15:51.325UT.
The OT(PSN) unfiltered magnitude is 14.3m .
This PSN is in 2.3" from the center of PGC009998 galaxy with Btc=14.97, Vgsr=13511 http://leda.univ-lyon1.fr/ledacat.cgi?PGC009998
This galaxy has also AGN (intermediate Seyfert type S1.0)
and is included to the Swift/BAT catalog

Spectral, Xray, optical observations are required.
The discovery and reference images are available at:
http://master.sai.msu.ru/static/OT/MASTEROTJ023819.81-521134.1.jpg

List of Optical Transients discovered by MASTER

MASTER Global Robotic Net