Discovery certificate for object 2019cwa
TNS Astronomical Transient Report No. 32126 [ 2019TNSTR.513....1X ]

Date Received (UTC): 2019-04-07 06:34:20
Sender: Wenxiong Li
Source Group: PTSS

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

IAU Designation: AT 2019cwa
Discoverer internal name: PTSS-19cksr
Coordinates (J2000): RA = 20:18:04.330 (304.518042) DEC = +06:30:54.53 (6.515147)
Discovery date: 2019-04-06 19:37:57 (JD=2458580.3180208)

Potential host galaxy: SDSS J201803.81+063057.1

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 8'' east and 3” south of the center of SDSS J201803.81+063057.1. The link of the discovery information at: http://www.cneost.org/ptss/findname.php?md5=1bdc53c35a137074bfed5e5f0b1cc514

Photometry

Discovery (first detection):
Discovery date: 2019-04-06 19:37:57
Flux: 18.1 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/2019cwa