Discovery certificate for object 2020nwd
TNS Astronomical Transient Report No. 75603 [ 2020TNSTR2011....1F ]

Date Received (UTC): 2020-07-02 18:34:13
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, L. Galbany, G. Pignata, E. Camacho, 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: AT 2020nwd
Discoverer internal name: ZTF20abjhyoq
Coordinates (J2000): RA = 18:15:33.562 (273.8898432) DEC = +69:37:07.02 (69.618617)
Discovery date: 2020-07-02 07:46:44.996 (JD=2459032.8241319)

Potential host galaxy: 2MASX J18153305+6937073
Host redshift: 0.03921

Remarks: Early SN candidate (r-rise > 0.47+-0.18 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abjhyoq

Photometry

Discovery (first detection):
Discovery date: 2020-07-02 07:46:44.996
Flux: 19.8062 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-07-01 08:40:33
Limiting flux: 20.2588 ABMag
Filter: r-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/2020nwd