Discovery certificate for object 2019okw
TNS Astronomical Transient Report No. 44925 [ 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 2019okw
Discoverer internal name: ZTF18aahxxtv
Coordinates (J2000): RA = 13:56:38.341 (209.1597541) DEC = +31:14:17.51 (31.2381974)
Discovery date: 2019-08-23 03:49:09 (JD=2458718.6591319)

Potential host galaxy: SDSS J135638.25+311417.7
Host redshift: 0.155

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF18aahxxtv

Photometry

Discovery (first detection):
Discovery date: 2019-08-23 03:49:09
Flux: 19.9978 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 05:17:59
Limiting flux: 19.3734 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/2019okw