Discovery certificate for object 2019xck
TNS Astronomical Transient Report No. 55044 [ 2019TNSTR2642....1F ]

Date Received (UTC): 2019-12-19 16:00:58
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, G. Pignata, J. Arredondo, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, P. Huijse, E. Reyes, I. Reyes, P. Sanchez-Saez, C. Valenzuela, E. Castillo, D. Ruz-Mieres, D. Rodriguez-Mancini, F.E. Bauer, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2019xck
Discoverer internal name: ZTF19aczeomw
Coordinates (J2000): RA = 06:28:16.825 (97.07010545) DEC = +23:36:30.93 (23.60859145)
Discovery date: 2019-12-19 09:51:42.000 (JD=2458836.9109028)

Potential host galaxy: WISEA J062816.36+233627.6

Remarks: Early SN candidate (r-rise > 0.07+-0.01 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19aczeomw

Photometry

Discovery (first detection):
Discovery date: 2019-12-19 09:51:42.000
Flux: 19.3648 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-12-16 12:05:03
Limiting flux: 19.1155 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/2019xck