TNS Astronomical Transient Report No. 90790 [ 2020TNSTR3571....1B ]

Date Received (UTC): 2020-11-26 13:40:16
Date made public:
Sender: Raffaele Belligoli
Reporting Group: ISSP     Discovery Data Source: ISSP

Raffaele Belligoli report/s the discovery of a new astronomical transient.

IAU Designation: AT 2020aazg
Discoverer internal name: OMB-PNV13
Coordinates (J2000): RA = 09:55:47.180 (148.946583) DEC = +69:04:44.00 (69.078889)
Discovery date: 2020-11-26 03:14:35.000 (JD=2459179.6351273)

Potential host galaxy: M81

Remarks: The OMB nova monitoring in collaboration by ISSP reports the discovery of a probable nova in M81. The object designated also PNV J09554718+6904440

Photometry

Discovery (first detection):
Discovery date: 2020-11-26 03:14:35.000
Flux: 19 STMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: The nova was clearly detected on '2020-11-26.13686' UT using using 25 x 300s frames (7500s 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 19.0±0.5 mag in the CV band (clear visual). We will continue to monitor the nova light curve and strongly encourage additional follow-up observations.

Last non-detection:
Last non-detection date: 2020-11-25 03:29:18
Limiting flux: 19.5 STMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Last non-detected image on '2020-11-25 03:29:18' UT using 25 x 300s frames (7500s total) obtained by a Moravian G4-9000 KAF unfiltered CCD with the 0.4m f.8 Ritchey-Chrétien

Archival info: DSS
Remarks: No stellar source is visible at the transient's position in our past images and ALADIN sky atlas. No variable star is present at these coordinates on the SIMBAD database.

Details of the new object can be viewed here: https://www.wis-tns.org/object/2020aazg