Discovery certificate for object 2020lan
TNS Astronomical Transient Report No. 71946 [ 2020TNSTR1550....1F ]

Date Received (UTC): 2020-05-25 18:57:09
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 2020lan
Discoverer internal name: ZTF20abbplpu
Coordinates (J2000): RA = 17:51:06.291 (267.776211) DEC = +34:00:01.81 (34.000503)
Discovery date: 2020-05-25 09:56:55.997 (JD=2458994.914537)

Potential host galaxy: WISEA J175106.10+340001.3

Remarks: Early SN candidate (g-rise > 0.22+-0.09 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abbplpu

Photometry

Discovery (first detection):
Discovery date: 2020-05-25 09:56:55.997
Flux: 20.3361 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-05-23 10:08:04
Limiting flux: 20.809 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://wis-tns.weizmann.ac.il/object/2020lan