Discovery certificate for object 2020pir
TNS Astronomical Transient Report No. 77485 [ 2020TNSTR2129....1F ]

Date Received (UTC): 2020-07-14 17:13:07
Sender: ZTF (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 2020pir
Discoverer internal name: ZTF20abloktg
Coordinates (J2000): RA = 17:54:34.937 (268.64557095) DEC = +19:41:44.00 (19.6955559)
Discovery date: 2020-07-14 05:58:21.996 (JD=2459044.7488657)

Potential host galaxy: WISEA J175434.89+194145.5

Remarks: Early SN candidate (g-rise > 0.31+-0.05 mag/day, r-rise > 0.08+-0.03 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abloktg

Photometry

Discovery (first detection):
Discovery date: 2020-07-14 05:58:21.996
Flux: 20.1358 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-07-11 05:28:26
Limiting flux: 20.8536 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/2020pir