Discovery certificate for object 2019bsc
TNS Astronomical Transient Report No. 30721 [ 2019TNSTR.373....1T ]

Date Received (UTC): 2019-03-13 07:22:28
Sender: Mr. Hanjie Tan
Source Group: TNTS

Hanjie Tan(NCU), Wenxiong Li(THU), Rongxin Wang(THU),Tianmeng Zhang (NAOC), Zhijian Xu, Hao Song(THU), Xiaofeng Wang(THU), Jun Mo(THU),Xu Zhou(NAOC) on behalf of the TNTS report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019bsc
Coordinates (J2000): RA = 13:15:30.100 (198.875417) DEC = +29:53:23.10 (29.88975)
Discovery date: 2019-03-12 18:36:25 (JD=2458555.2752894)

Potential host galaxy: 2MASX J13152957+2953168
Host redshift: 0.092932

Remarks: This possible supernova was discovered by the 0.6 m Schmidt telescope at Xinglong Observatory during the Tsinghua-NAOC Transient Survey (TNTS). The transient is located 1.2" west and 6.1" north of the center of 2MASX J13152957+2953168.

Photometry

Discovery (first detection):
Discovery date: 2019-03-12 18:36:25
Flux: 19.14 VegaMag
Filter: Clear-
Instrument: BATC
Telescope: 0.6m Beijing Astronomical Observatory Telescope

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2019bsc