Discovery certificate for object 2018kl
TNS Astronomical Transient Report No. 16623 [ 2018TNSTR.117....1X ]

Date Received (UTC): 2018-01-24 15:20:05
Sender: zhitong li
Source Group: TNTS

Zhijian Xu,Zhitong Li(THU),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 2018kl
Coordinates (J2000): RA = 09:09:38.040 (137.4085) DEC = +48:39:40.30 (48.661194)
Discovery date: 2018-01-23 17:59:43 (JD=2458142.2498032)

Potential host galaxy: SDSS J090937.91+483938.8

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" east and 1" north of the center of SDSS J090937.91+483938.8

Photometry

Discovery (first detection):
Discovery date: 2018-01-23 17:59:43
Flux: 18.32 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/2018kl