Discovery certificate for object 2019szk
TNS Astronomical Transient Report No. 49846 [ 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 2019szk
Discoverer internal name: ZTF19acgkcdg
Coordinates (J2000): RA = 20:37:07.143 (309.2797633) DEC = -09:30:07.31 (-9.5020299)
Discovery date: 2019-10-21 02:53:15 (JD=2458777.6203125)

Potential host galaxy: WISEA J203707.08-093006.4

Remarks: Early SN candidate (g-rise > 0.01 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acgkcdg

Photometry

Discovery (first detection):
Discovery date: 2019-10-21 02:53:15
Flux: 19.5702 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-21 02:19:28
Limiting flux: 19.9536 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/2019szk