Discovery certificate for object 2020xln
TNS Astronomical Transient Report No. 86645 [ 2020TNSTR3172....1F ]

Date Received (UTC): 2020-10-19 21:43:36
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

F. Forster, F.E. Bauer, A. Munoz-Arancibia, L. Hernandez-Garcia, G. Pignata, 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: AT 2020xln
Discoverer internal name: ZTF20aclbeig
Coordinates (J2000): RA = 05:26:41.489 (81.6728728) DEC = -17:24:08.90 (-17.4024716)
Discovery date: 2020-10-19 08:36:23.999 (JD=2459141.8586111)

Potential host galaxy: WISEA J052641.44-172407.6

Remarks: Early SN candidate (r-rise > 0.79+-0.06 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20aclbeig

Photometry

Discovery (first detection):
Discovery date: 2020-10-19 08:36:23.999
Flux: 18.3616 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-10-17 08:49:37
Limiting flux: 19.9246 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/2020xln