Discovery certificate for object 2020cbb
TNS Astronomical Transient Report No. 61341 [ 2020TNSTR.422....1P ]

Date Received (UTC): 2020-02-08 17:55:47
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

G. Pignata, F.E. Bauer, F. Forster, 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, F.E. Bauer, 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 2020cbb
Discoverer internal name: ZTF20aamioom
Coordinates (J2000): RA = 01:55:52.995 (28.97081145) DEC = +36:27:35.82 (36.45994885)
Discovery date: 2020-02-08 02:27:07.000 (JD=2458887.6021644)

Potential host galaxy: WISEA J015553.02+362734.7

Remarks: Early SN candidate (r-rise > 0.07+-0.02 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aamioom

Photometry

Discovery (first detection):
Discovery date: 2020-02-08 02:27:07.000
Flux: 19.6065 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-02-05 03:39:21
Limiting flux: 19.2888 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2020cbb