Аннотация:MASTER OT J082409.39+571713.3 discovery- PSN in PGC023593 (59.6"W, 4.8"S)
MASTER-Kislovodsk auto-detection system discovered OT source at (RA, Dec) = 08h 24m 09.39s +57d 17m 13.3s on 2018-03-15.87081 UT.
The OT unfiltered magnitude is 17.3m (limit 19.6m).
The OT is seen in 2 image. There is no minor planet at this place.
We have reference image without OT on 2017-06-05.87726 UT with unfiltered magnitude limit 18.1m. Spectral observations are required.
The discovery and reference images are
http://master.sai.msu.ru/static/OT/MASTEROTJ082409.39+571713.3.jpg