Central Bureau for Astronomical Telegrams

CBAT "Transient Object Followup Reports"

PNV J00430406+4117080

PNV J00430406+4117080   2022 03 10.7550*  00 43 04.06 +41 17 08.0  16.5 U  225E  62N  M31       9 0

2022 03 2022 03 10.7550

F.Castellani, R.Belligoli, V.Andreoli, C.Marangoni, OMB extragalactic nova monitoring with ISSP collaboration, reports the discovery of a probable nova in M31. The coordinates of the new transient are only 0.5 arc/sec from Nova Bryan 1990A/M31N2007-07a The transient designated also PNV PNV J00430406+4117080

2022 03 10.7550

The new transient was clearly detected on '2022-03-10 18:07:26' UT using 16 x 300s frames (4800s total) obtained by a Moravian G4-9000 KAF unfiltered CCD with the 0.4m f.8 Ritchey-Chrétien telescope from Monte Baldo "A.Gelodi" Astronomic Observatory, località Novezzina, Ferrara di Monte Baldo, Verona, Italy. The discovery magnitude is 16.5±0.5 mag in the CV band (clear visual). The discovery image is also available at: http://www.osservatoriomontebaldo.it/uploads/ISSP/OMB-M31_PNVJ00430406-4117080.jpg