Discovery certificate for object 2019qqb
TNS Astronomical Transient Report No. 47442 [ 2019TNSTR1880....1F ]

Date Received (UTC): 2019-09-22 14:56:47
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 2019qqb
Discoverer internal name: ZTF19acahelz
Coordinates (J2000): RA = 02:01:26.319 (30.3596641) DEC = -02:49:24.84 (-2.823568)
Discovery date: 2019-09-22 09:01:33 (JD=2458748.8760764)

Potential host galaxy: SDSS J020126.33-024928.4
Host redshift: 0.099

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acahelz

Photometry

Discovery (first detection):
Discovery date: 2019-09-22 09:01:33
Flux: 20.1494 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-22 06:03:48
Limiting flux: 19.3387 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/2019qqb