Discovery certificate for object 2020hhj
TNS Astronomical Transient Report No. 67675 [ 2020TNSTR1034....1F ]

Date Received (UTC): 2020-04-15 19:17:16
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, L. Galbany, G. Pignata, J. Silva-Farfan, 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 2020hhj
Discoverer internal name: ZTF20aauwjmw
Coordinates (J2000): RA = 14:41:12.378 (220.3015735) DEC = +14:53:28.30 (14.8911932)
Discovery date: 2020-04-15 10:35:20.000 (JD=2458954.9412037)

Potential host galaxy: WISEA J144112.35+145324.6
Host redshift: 0.030531

Remarks: Early SN candidate (r-rise > 0.09+-0.01 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aauwjmw

Photometry

Discovery (first detection):
Discovery date: 2020-04-15 10:35:20.000
Flux: 18.8977 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-04-04 10:06:01
Limiting flux: 20.0088 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/2020hhj