Discovery certificate for object 2019tzf
TNS Astronomical Transient Report No. 51457 [ 2019TNSTR2245....1F ]

Date Received (UTC): 2019-11-02 16:46:06
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, 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, 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 2019tzf
Discoverer internal name: ZTF19achtifr
Coordinates (J2000): RA = 11:40:45.753 (175.1906363) DEC = +05:08:23.00 (5.139722)
Discovery date: 2019-11-02 12:26:54 (JD=2458790.0186806)

Potential host galaxy: CGCG 040-026
Host redshift: 0.021415

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19achtifr

Photometry

Discovery (first detection):
Discovery date: 2019-11-02 12:26:54
Flux: 18.3401 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-30 13:09:05
Limiting flux: 16.2079 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/2019tzf