Discovery certificate for object 2020efd
TNS Astronomical Transient Report No. 63768 [ 2020TNSTR.738....1F ]

Date Received (UTC): 2020-03-07 19:06:23
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: AT 2020efd
Discoverer internal name: ZTF20aasyazx
Coordinates (J2000): RA = 06:47:57.881 (101.9911724) DEC = +18:43:40.59 (18.7279409)
Discovery date: 2020-03-07 03:33:54.003 (JD=2458915.6485417)

Potential host galaxy: WISEA J064757.88+184340.7

Remarks: Early SN candidate (r-rise > 0.13+-0.01 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aasyazx

Photometry

Discovery (first detection):
Discovery date: 2020-03-07 03:33:54.003
Flux: 19.087 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-03-01 04:55:09
Limiting flux: 19.6908 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/2020efd