Discovery certificate for object 2019tok
TNS Astronomical Transient Report No. 51025 [ 2019TNSTR2201....1F ]

Date Received (UTC): 2019-10-28 15:09:12
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, 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, M. Catelan, S. Eyheramendy, M.J. Graham, G. Pignata on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2019tok
Discoverer internal name: ZTF19acjdufa
Coordinates (J2000): RA = 06:28:13.561 (97.0565037) DEC = +59:09:22.90 (59.1563614)
Discovery date: 2019-10-28 11:08:24.000 (JD=2458784.9641667)

Potential host galaxy: WISEA J062813.12+590919.8

Remarks: Early SN candidate (g-rise > 0.10+-0.03 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF19acjdufa

Photometry

Discovery (first detection):
Discovery date: 2019-10-28 11:08:24.000
Flux: 19.3078 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2019-10-22 12:11:48
Limiting flux: 19.9003 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/2019tok