Discovery certificate for object 2019tbe
TNS Astronomical Transient Report No. 49912 [ 2019TNSTR2154....1F ]

Date Received (UTC): 2019-10-23 09:20:55
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, G. Pignata, 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 2019tbe
Discoverer internal name: ZTF19aamrsig
Coordinates (J2000): RA = 04:53:25.683 (73.3570134) DEC = +04:03:42.01 (4.0616688)
Discovery date: 2019-10-22 12:05:37 (JD=2458779.0039005)

Potential host galaxy: CGCG 420-015
Host redshift: 0.02939

Remarks: Early SN candidate (g-rise > 0.08 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19aamrsig

Photometry

Discovery (first detection):
Discovery date: 2019-10-22 12:05:37
Flux: 19.3228 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-19 10:28:06
Limiting flux: 19.7357 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://wis-tns.weizmann.ac.il/object/2019tbe