Discovery certificate for object 2019qfw
TNS Astronomical Transient Report No. 47087 [ 2019TNSTR1839....1C ]

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

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

IAU Designation: AT 2019qfw
Discoverer internal name: ZTF19abzhdcs
Coordinates (J2000): RA = 00:25:20.496 (6.335401) DEC = -04:09:01.66 (-4.1504602)
Discovery date: 2019-09-17 08:50:49.000 (JD=2458743.8686227)

Potential host galaxy: SDSS J002520.52-040859.3
Host redshift: 0.496

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19abzhdcs

Photometry

Discovery (first detection):
Discovery date: 2019-09-17 08:50:49.000
Flux: 18.9838 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-13 08:31:12
Limiting flux: 19.1284 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://www.wis-tns.org/object/2019qfw