Discovery certificate for object 2020aaxx
TNS Astronomical Transient Report No. 90732 [ 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: AT 2020aaxx
Discoverer internal name: ZTF20actrbzd
Coordinates (J2000): RA = 09:10:22.988 (137.5957815) DEC = -27:06:10.75 (-27.1029852)
Discovery date: 2020-11-25 13:04:42.997 (JD=2459179.0449421)

Potential host galaxy: WISEA J091023.21-270614.3

Remarks: SN candidate classified using ALeRCE's stamp classifier - see - and the public ZTF stream. Discovery image and light curve in


Discovery (first detection):
Discovery date: 2020-11-25 13:04:42.997
Flux: 19.3417 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Archival info: Other
Remarks: ZTF non-detection limits not available

Details of the new object can be viewed here: