Discovery certificate for object 2019pkj
TNS Astronomical Transient Report No. 46054 [ 2019TNSTR1725....1F ]

Date Received (UTC): 2019-09-04 15:19:38
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 2019pkj
Discoverer internal name: ZTF18aakjdhr
Coordinates (J2000): RA = 15:35:58.954 (233.9956409) DEC = +54:18:09.97 (54.302769)
Discovery date: 2019-09-04 06:19:49 (JD=2458730.7637616)

Potential host galaxy: SDSS J153558.97+541810.6
Host redshift: 0.046

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF18aakjdhr

Photometry

Discovery (first detection):
Discovery date: 2019-09-04 06:19:49
Flux: 18.4439 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-08-31 06:19:27
Limiting flux: 19.6172 ABMag
Filter: r-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/2019pkj