Аннотация: MASTER OT J114522.02-225031.4 detection - optical flare of QSO PKS 1142-2250, Ampl>3.8m
MASTER-OAFA auto-detection system ( Lipunov et al., "MASTER Global Robotic Net", Advances in Astronomy, 2010, 30L ) discovered OT source at (RA, Dec) = 11h 45m 22.02s -22d 50m 31.4s on 2017-02-10.26340 UT.
The OT unfiltered magnitude is 16.7m (mlimit=18.0m).
The OT is seen in 3 images. There is no minor planet at this place.
We have reference image without OT on 2016-08-01.05029 UT with unfiltered mlim=18.5m.
There is QSO in VIZIER database (GALEX source, etc.) with USNO-B1 B2=21.86, R2=20.14
Spectral observations are required.
The discovery and reference images are available at
http://master.sai.msu.ru/static/OT/114522.02-225031.4.png