Discovery certificate for object 2020aajs
TNS Astronomical Transient Report No. 90095 [ 2020TNSTR3489....1M ]

Date Received (UTC): 2020-11-18 20:40:34
Sender: ZTF (ALeRCE)
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, F. Forster, F.E. Bauer, 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 2020aajs
Discoverer internal name: ZTF20acrmqrm
Coordinates (J2000): RA = 00:31:01.811 (7.7575464) DEC = -10:22:15.09 (-10.3708573)
Discovery date: 2020-11-18 04:39:41.999 (JD=2459171.6942361)

Potential host galaxy: WISEA J003101.41-102221.3
Host redshift: 0.139354

Remarks: Early SN candidate (r-rise > 0.18+-0.06 mag/day) classified by ALeRCE using the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF20acrmqrm

Photometry

Discovery (first detection):
Discovery date: 2020-11-18 04:39:41.999
Flux: 19.7633 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2020-11-16 05:03:17
Limiting flux: 20.262 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/2020aajs