Discovery certificate for object 2019csw
TNS Astronomical Transient Report No. 31919 [ 2019TNSTR.495....1L ]

Date Received (UTC): 2019-04-03 13:40:15
Sender: Mr. Hanjie Tan
Reporting Group: TNTS     Discovery Data Source: TNTS

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

IAU Designation: AT 2019csw
Coordinates (J2000): RA = 11:46:01.070 (176.504458) DEC = +20:09:58.90 (20.166361)
Discovery date: 2019-03-29 13:57:22.000 (JD=2458572.0815046)

Potential host galaxy: 2MASS J11460118+2009573
Host redshift: 0.080849

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 0.6" east and 2" north of the center of 2MASS J11460118+2009573.

Photometry

Discovery (first detection):
Discovery date: 2019-03-29 13:57:22.000
Flux: 18.37 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/2019csw