Discovery certificate for object 2019ags
TNS Astronomical Transient Report No. 29373 [ 2019TNSTR.156....1X ]

Date Received (UTC): 2019-01-28 16:12:13
Sender: Wenxiong Li
Source Group: TNTS

Zhijian Xu, Wenxiong Li(THU), Hanjie Tan(NCU), Rongxin Wang(THU),Tianmeng Zhang (NAOC), 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 2019ags
Coordinates (J2000): RA = 03:18:49.970 (49.708208) DEC = +43:16:18.60 (43.271833)
Discovery date: 2019-01-26 12:00:00 (JD=2458510)

Potential host galaxy: SDSS J031849.75+431618.9

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 3" east and 0" north of the center ofSDSS J031849.75+431618.9

Photometry

Discovery (first detection):
Discovery date: 2019-01-26 12:00:00
Flux: 18.9 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/2019ags