Discovery certificate for object 2019qfs
TNS Astronomical Transient Report No. 47083 [ 2019TNSTR1839....1C ]

Date Received (UTC): 2019-09-17 15:33:47
Sender: ZTF (ALeRCE)
Source Group: ALeRCE

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

IAU Designation: AT 2019qfs
Discoverer internal name: ZTF19abzfwjq
Coordinates (J2000): RA = 23:39:05.570 (354.7732077) DEC = +01:22:19.63 (1.3721182)
Discovery date: 2019-09-17 04:08:51 (JD=2458743.6728125)

Potential host galaxy: SDSS J233905.69+012219.1
Host redshift: 0.401

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19abzfwjq

Photometry

Discovery (first detection):
Discovery date: 2019-09-17 04:08:51
Flux: 18.7245 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-16 12:09:25
Limiting flux: 17.0012 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/2019qfs