Discovery certificate for object 2019okz
TNS Astronomical Transient Report No. 44928 [ 2019TNSTR1589....1F ]

Date Received (UTC): 2019-08-23 20:07:02
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 2019okz
Discoverer internal name: ZTF19abrefys
Coordinates (J2000): RA = 16:46:44.344 (251.6847677) DEC = +26:18:41.72 (26.3115881)
Discovery date: 2019-08-23 04:11:47 (JD=2458718.6748495)

Potential host galaxy: SDSS J164644.39+261840.5
Host redshift: 0.096

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF19abrefys

Photometry

Discovery (first detection):
Discovery date: 2019-08-23 04:11:47
Flux: 20.2059 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-19 03:36:25
Limiting flux: 20.5652 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/2019okz