MASTER-SAAO: young PSN in bright galaxy
ATel #11522; P. Balanutsa, V. Lipunov (Lomonosov MSU), D. Buckley (SAAO), E. Gorbovskoy, V. Kornilov, N. Tiurina, A. Kuznetsov, V. Vladimirov, D. Zimnukhov, I. Gorbunov, V. Chazov, D. Vlasenko, O. Gress, V. Senik (Lomonosov MSU), V. Shumkov, T. Pogrosheva, D. Savinov
on 10 Apr 2018; 09:34 UT
Credential Certification: Nataly Tyurina (tiurina@sai.msu.ru)
Subjects: Optical, Request for Observations, Supernovae, Transient, Variables
MASTER OT J083140.20-040704.4 discovery - PSN in 13.4W,0.2"N of PGC1062642
MASTER-SAAO auto-detection system ( Lipunov et al., "MASTER Global Robotic Net", Advances in Astronomy, 2010, 30L )
discovered OT source at (RA, Dec) = 08h 31m 40.20s -04d 07m 04.4s on 2018-04-2018-04-09 18:48:50.644UT.
The OT unfiltered magnitudes is 17.3
The OT is seen on 8 images in MASTER-SAAO in W and V.
There are reference images without OT on 2018-03-21 19:50:38UT with unfiltered mlim=19.6.
There is PGC1062642 in 13.4"W,0.2"N (Vgsr=11981km/s, Btc=15.26).
Spectral observations are required.
The discovery and reference images are available at:
http://master.sai.msu.ru/static/OT/MASTEROTJ083140.20-040704.4.jpg
List of Optical Transients discovered by MASTER
MASTER Global Robotic Net