Discovery certificate for object 2020kjn
TNS Astronomical Transient Report No. 71219 [ 2020TNSTR1395....1F ]

Date Received (UTC): 2020-05-18 19:41:26
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 2020kjn
Discoverer internal name: ZTF20abasanj
Coordinates (J2000): RA = 22:09:08.573 (332.28572005) DEC = +17:52:09.75 (17.86937525)
Discovery date: 2020-05-18 10:53:45.004 (JD=2458987.9539931)

Potential host galaxy: SDSS J220908.47+175210.2
Host redshift: 0.448

Remarks: SN candidate classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20abasanj

Photometry

Discovery (first detection):
Discovery date: 2020-05-18 10:53:45.004
Flux: 20.3596 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-05-09 11:34:43
Limiting flux: 18.4455 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/2020kjn