[vsnet-alert 17194] Re: MASTER OT J175924.12+252031.7 - PossibleNova in Hercules (12.7m)

[Bojan Dintinjana]

Prediscovery photometry of this object by B. Dintinjana, from images 
obtained in the course of Crni Vrh Observatory Wide Field Sky Survey 
with the 105 mm f.l., f/4 camera lens + AP16E CCD + Rc photometric 
filter by B. Mikuz, S. Maticic and J. Skvarc. For each night, photometry 
was performed on several co-added 60 second consecutive exposures. 
Object is clearly visible on Apr. 7 and 8 co-added images 
http://astro.ago.fmf.uni-lj.si/vega/uploads/Podatki/OCV_PNHer2014.jpg

Date (UT)        co-added frames     Rc
2014 Mar 29.979       8            <13.7
2014 Mar 30.967       8            <14.0
2014 Apr 07.034       4             13.22  +- 0.2
2014 Apr 08.047       4             13.74  +- 0.3

B. Dintinjana and H. Mikuz
Crni Vrh Observatory, Slovenia