Discovery certificate for object 2020abmy
TNS Astronomical Transient Report No. 91527 [ 2020TNSTR3657....1T ]

Date Received (UTC): 2020-12-04 06:53:42
Sender: Mr. Hanjie Tan
Reporting Group: XOSS     Discovery Data Source: XOSS

Hanjie Tan (Institute of Astronomy, National Central University), Xing Gao (Xinjiang Astronomical Observatory, CAS) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2020abmy
Discoverer internal name: XM13HT
Coordinates (J2000): RA = 22:57:44.220 (344.43425) DEC = +61:29:33.10 (61.492528)
Discovery date: 2020-12-02 16:24:18.720 (JD=2459186.18355)


Remarks: Possiable variable star or CV, ~4.8 mag rise in PS1 source.

Photometry

Discovery (first detection):
Discovery date: 2020-12-02 16:24:18.720
Flux: 14.27 ABMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: The transient was discovered on several 120-s survey images (limiting mag about 18.0) taken by Xing Gao using PAT at Xingming Observatory #3 (N88). Images can be found at: http://xjltp.china-vo.org/xm13ht.html

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://www.wis-tns.org/object/2020abmy