TNS Astronomical Transient Report No. 77693 [ 2020TNSTR2150....1F ]

Date Received (UTC): 2020-07-16 20:02:41
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, L. Galbany, G. Pignata, E. Camacho, J. Silva-Farfan, A. Mourao, 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 on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2020pni
Discoverer internal name: ZTF20ablygyy
Coordinates (J2000): RA = 15:03:49.959 (225.9581619) DEC = +42:06:50.51 (42.11402955)
Discovery date: 2020-07-16 04:44:29.996 (JD=2459046.6975694)

Potential host galaxy: UGC 09684
Host redshift: 0.016872

Remarks: Early SN candidate (g-rise > 1.25+-0.13 mag/day, r-rise > 0.97+-0.15 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20ablygyy

Photometry

Discovery (first detection):
Discovery date: 2020-07-16 04:44:29.996
Flux: 19.8044 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-07-15 06:06:02
Limiting flux: 20.8249 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://www.wis-tns.org/object/2020pni