AT 2020dzr
RA/DEC (2000)
00:42:08.560 +41:26:00.80
10.535667 +41.433556
Reporting Group
Discovering Data Source
Discovery Date
2020-03-04 18:12:59.000
Host Name
Discovery Mag
Flavio Castellani - Raffaele Belligoli
No Data
Light Curves
FilterTel / InstObs-date rangePhotometry
Clear-Other_Other2020-02-28 18:09:19 - 2020-03-04 18:12:592
IDObs-dateMag. / FluxErrLim. Mag./FluxUnitsFilterTel / InstExp-timeObserver/sRemarks
1241162020-03-04 18:12:59180.119.5STMagClear-Other_Other2100F.CastellaniM31 Discovery image on '2020-03-04.7596' UT using 7x 300s frames (2100s 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. (Latitudine 45° 41' 52" N. Longitudine 10° 51' 32" E). The discovery magnitude is 18.0±0.04 mag in the CV band (clear visual). We will continue to monitor the nova light curve and strongly encourage additional follow-up observations.
1241152020-02-28 18:09:1919.5STMagClear-Other_Other3000F.Castellani[Last non detection] No stellar source is visible at the transient's position in our past images including reference image dated ‘2020-02-28T18:09:19’ and '2020-02-14T17:45:12' The images was taken by ten frames 300-s (3000 total sec.) with a Moravian G4-9000 KAF CCD unfiltered (limiting magnitude = 19.5), from Monte Baldo Observatory (Ferrara di Monte Baldo, Verona, Italy), with 0.4m f.8 Ritchey-Chrétien telescope.
AT Reports
IDTime received (UT)SenderReporter/sReportting groupDisc. Data SourceRADECDiscovery date (UT)Discovery Mag.FilterRelated filesAT TypeInternal nameAssoc. GroupsEnd prop. periodRemarks
635122020-03-04 22:10:05shangri.starsFlavio Castellani - Raffaele BelligoliISSPISSP00:42:08.560+41:26:00.802020-03-04 18:12:59.00018Clear-PNVAndromeda GalaxyISSPF. Castellani, Verona, Italy reports the discovery by Flavio Castellani, Raffaele Belligoli and Claudio Marangoni, in the course of the ISSP Italian Supernovae Search Project, of an apparent nova in two images taken with a Moravian G4-9000 KAF CCD unfiltered, from Monte Baldo Observatory (Ferrara di Monte Baldo, Verona, Italy), with the 0.4m f.8 Ritchey-Chrétien telescope, obtained on 2020 March 04.7596. The new object is located at RA 00 42 08.56 DEC +41 26 00.8 (equinox 2000.0) Apparent magnitude about 18.0 in host Galaxy M31 Nothing is visible at this position on the reference image taken on 2020-02-28.769
Classification Reports
No Data


Dr. Paolo Ochner - INAF DFA Osservatorio astronomico di padova - Reports a new observation of the Transient AT 2020dzr, in 4*300 Sec. Images taken with 67/92-cm Schmidt telescope at cima Ekar with a Moravian G4-16000 CCD, Sloan 'i filter. Position 00:42:08.56 +41:26:00,7.  Image on FLICKR  at

Flavio Castellani - Osservatorio Monte Baldo - Reports a new observation of PNV  AT2020dzr in date 2020 03 07.79640, on 4*300 sec co-added images with 0.40 m. f/8 Ritchey-Chretien Telescope. We confirm the position 00 42 08.56 +41 26 00.9 Magn. 17.7.  Image avalaible on FLICKR