Discovery certificate for object 2019rok
TNS Astronomical Transient Report No. 48335 [ 2019TNSTR1953....1F ]

Date Received (UTC): 2019-10-01 12:50:26
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

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

IAU Designation: SN 2019rok
Discoverer internal name: ZTF19acbrtbh
Coordinates (J2000): RA = 22:04:57.619 (331.2400775) DEC = +02:23:14.17 (2.3872691)
Discovery date: 2019-10-01 06:36:48 (JD=2458757.7755556)

Potential host galaxy: [DD2013] W4-2+1 128479
Host redshift: 0.085

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acbrtbh

Photometry

Discovery (first detection):
Discovery date: 2019-10-01 06:36:48
Flux: 19.97 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-28 06:34:09
Limiting flux: 20.6753 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/2019rok