Discovery certificate for object 2019pkk
TNS Astronomical Transient Report No. 46055 [ 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 2019pkk
Discoverer internal name: ZTF18aaqujyc
Coordinates (J2000): RA = 16:22:47.081 (245.6961729) DEC = +51:26:24.91 (51.4402538)
Discovery date: 2019-09-04 06:20:31 (JD=2458730.7642477)

Potential host galaxy: SDSS J162247.09+512625.0
Host redshift: 0.055

Remarks: Early SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/vue/object/ZTF18aaqujyc

Photometry

Discovery (first detection):
Discovery date: 2019-09-04 06:20:31
Flux: 19.2607 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-09-01 07:28:41
Limiting flux: 20.0062 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/2019pkk