Discovery certificate for object 2018pr
TNS Astronomical Transient Report No. 16796 [ 2018TNSTR.180....1X ]

Date Received (UTC): 2018-02-08 15:21:43
Sender: Wenxiong Li
Source Group: TNTS

Zhijian Xu,Wenxiong Li(THU),Tianmeng Zhang (NAOC), Zesheng Yang(THU), Hanjie Tan(CCU),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: SN 2018pr
Coordinates (J2000): RA = 12:49:56.970 (192.487375) DEC = +28:52:23.10 (28.873083)
Discovery date: 2018-02-07 16:47:59 (JD=2458157.1999884)

Potential host galaxy: SDSS J124956.78+285222.5

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 1" north of the center of SDSS J124956.78+285222.5

Photometry

Discovery (first detection):
Discovery date: 2018-02-07 16:47:59
Flux: 18.7 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/2018pr