Discovery certificate for object 2020aaxo
TNS Astronomical Transient Report No. 90723 [ 2020TNSTR3558....1M ]

Date Received (UTC): 2020-11-25 18:23:32
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, F. Forster, F.E. Bauer, L. Hernandez-Garcia, G. Pignata, L. Galbany, G. Pignata, E. Camacho, J. Silva-Farfan, A. Mourao, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2020aaxo
Discoverer internal name: ZTF20actpatx
Coordinates (J2000): RA = 23:02:26.470 (345.61029325) DEC = +01:18:23.93 (1.3066485)
Discovery date: 2020-11-25 03:43:55.001 (JD=2459178.6554977)

Potential host galaxy: SDSS J230226.47+011823.3
Host redshift: 0.058

Remarks: Early SN candidate (g-rise > 0.20+-0.03 mag/day, r-rise > 0.13+-0.03 mag/day) classified using ALeRCE's stamp classifier - see http://arxiv.org/abs/2008.03309 - and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20actpatx

Photometry

Discovery (first detection):
Discovery date: 2020-11-25 03:43:55.001
Flux: 19.3081 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-11-21 03:35:14
Limiting flux: 20.0803 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

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