Discovery certificate for object 2019qnl
TNS Astronomical Transient Report No. 47361 [ 2019TNSTR1873....1F ]

Date Received (UTC): 2019-09-21 15:44:15
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 2019qnl
Discoverer internal name: ZTF19abzyqpk
Coordinates (J2000): RA = 02:48:03.951 (42.0164639) DEC = +48:45:35.88 (48.7599668)
Discovery date: 2019-09-21 10:12:01 (JD=2458747.9250116)

Potential host galaxy: UGC 02257
Host redshift: 0.030308

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19abzyqpk

Photometry

Discovery (first detection):
Discovery date: 2019-09-21 10:12:01
Flux: 19.3609 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-21 07:44:34
Limiting flux: 20.1518 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/2019qnl