Discovery certificate for object 2018ki
TNS Astronomical Transient Report No. 16620 [ 2018TNSTR.117....1X ]

Date Received (UTC): 2018-01-24 15:09:07
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: AT 2018ki
Coordinates (J2000): RA = 08:08:15.850 (122.066042) DEC = +47:02:32.10 (47.04225)
Discovery date: 2018-01-23 15:31:47 (JD=2458142.1470718)

Potential host galaxy: SDSS J080815.85+470232.2

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 0" north of the center of SDSS J080815.85+470232.2

Photometry

Discovery (first detection):
Discovery date: 2018-01-23 15:31:47
Flux: 18.87 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/2018ki