Discovery certificate for object 2019szn
TNS Astronomical Transient Report No. 49849 [ 2019TNSTR2134....1F ]

Date Received (UTC): 2019-10-21 15:28:51
Sender: ZTF (ALeRCE)
Source Group: ALeRCE

F. Forster on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019szn
Discoverer internal name: ZTF19acgkxep
Coordinates (J2000): RA = 23:06:45.266 (346.6886088) DEC = +08:44:53.71 (8.74825175)
Discovery date: 2019-10-21 04:28:43 (JD=2458777.6866088)

Potential host galaxy: SDSS J230645.25+084446.0
Host redshift: 0.043

Remarks: Early SN candidate (g-rise > 0.03 mag/day, r-rise > 0.05 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acgkxep

Photometry

Discovery (first detection):
Discovery date: 2019-10-21 04:28:43
Flux: 19.7501 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-18 04:42:22
Limiting flux: 19.9544 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/2019szn