Аннотация:MASTER OT J051545.25-455643.5 detection - BZQJ0515-4556 activity with ampl>3.5m
MASTER-OAFA auto-detection system ( Lipunov et al., "MASTER Global Robotic Net",Advances in Astronomy, 2010, 30L )
discovered OT source at (RA, Dec) = 05h 15m 45.25s -45d 56m 43.5s on 2018-05-11.00411 UT during inspection.
The OT unfiltered magnitude is 14.0m (mlim=18.5m).
The OT is seen in 7 images. There is no minor planet at this place.
We have reference image with m_OT=17.5 and 20.1 unfilt.magnitude limit on 2017-03-16.02846 UT.
The discovery and reference images are available at:
http://master.sai.msu.ru/static/OT/051545.25-455643.5.png