Discovery certificate for object 2019ejk
TNS Astronomical Transient Report No. 34023 [ 2019TNSTR.691....1X ]

Date Received (UTC): 2019-05-02 14:36:28
Sender: Mr. Hanjie Tan
Source Group: PTSS

Zhijian Xu, Hanjie Tan(NCU), Wenxiong Li(THU), Bin Li (PMO), Zhitong Li(THU), Xiaofeng Wang(THU), Haibin Zhao(PMO), Lifan Wang (PMO/TAMU), Jujia Zhang(YNAO) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2019ejk
Discoverer internal name: PTSS-19clej
Coordinates (J2000): RA = 13:16:52.280 (199.217833) DEC = +12:32:44.02 (12.545561)
Discovery date: 2019-05-01 13:55:33 (JD=2458605.0802431)

Potential host galaxy: NGC 5058
Host redshift: 0.003206

Remarks: This supernova candidate was discovered by the 1.04m Schmidt telescope at Xuyi Observatory during the PMO-Tsinghua Transient Survey(PTSS). The transient is located 0'' west and 10” south of the center of NGC 5058. The link of the discovery information at:http://www.cneost.org/ptss/findname.php?ptssname=PTSS-19clej

Photometry

Discovery (first detection):
Discovery date: 2019-05-01 13:55:33
Flux: 17.803 VegaMag
Filter: V-Johnson
Instrument: STA1600
Telescope: Chinese Near Earth Object Survey Telescope

Last non-detection:
Archival info: SDSS

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