MASTER OT J191229.11+595229.0 second historical outburst
ATel #12930; A. Pozdnyakov, V. Lipunov (Lomonosov MSU), R. Rebolo, M. Serra (IAC), E. Gorbovskoy, V. Kornilov, N. Tiurina, T. Pogrosheva, A. Kuznetsov, O. Gress, I. Gorbunov, P. Balanutsa, V. Vladimirov, D. Zimnukhov, F. Balakin, V. Senik (Lomonosov MSU), N. M. Budnev, O. Ershova (API ISU), A. Tlatov, D. Dormidontov (KSS of the Pulkovo Observatory), D. Buckley (SAAO), R. Podesta, C. Lopez, C. Francile, F. Podesta (OAFA, SJNU), H. Levato (ICATE, SJNU),V. Yurkov, A. Gabovich, Yu. Sergienko, (BSPU), V. Shumkov
on 12 Jul 2019; 15:43 UT
Credential Certification: Nataly Tyurina (tiurina@sai.msu.ru)
Subjects: Optical, Request for Observations, Cataclysmic Variable, Transient, Variables
MASTER OT J191229.11+595229.0 - outburst with ampl>4.9
MASTER-IAC auto-detection system ( Lipunov et al., "MASTER Global Robotic Net", Advances in Astronomy, 2010, 30L )
found OT source at (RA, Dec) = 19h 12m 29.11s +59d 52m 29.0s on 2019-07-12.11793 UT.
The OT unfiltered magnitude is 17.1m (limit 19.4m).
The OT is seen in 2 survey images. There is no minor planet at this place.
Previous outburst was in Feb 2012 (MASTER-Kislovodsk discovery) and no OT detection during surveys in MASTER-IAC, -Kislovodsk, -Tunka, -Amur , -Tavrida during 7 last years and in 2009-2012
The nearest in time image without OT was on 2019-06-15 03:16:01UT with mlim=19.4.
This outburst is second historical, ampl>4.9m (22m POSS limit in past)
Spectral observations are required.
The discovery and reference images are available at:
http://master.sai.msu.ru/static/OT/MASTEROTJ191229.11+595229.0.png
MASTER Global Robotic Net
