Discovery certificate for object 2017hk
TNS Astronomical Transient Report No. 7885 [ 2017TNSTR..40....1T ]

Date Received (UTC): 2017-01-09 06:19:09
Sender: Wenxiong Li
Source Group: TNTS

Hanjie Tan (CCU), Wenxiong Li (THU), Tianmeng Zhang (NAOC), Zesheng Yang (THU), Zhijian Xu, 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 2017hk
Coordinates (J2000): RA = 12:45:15.310 (191.313792) DEC = +26:05:07.10 (26.085306)
Discovery date: 2017-01-08 21:07:12 (JD=2457762.38)

Potential host galaxy: KUG 1242+263
Host redshift: 0.059

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 4" west and 4" north of the center of KUG 1242+263

Photometry

Discovery (first detection):
Discovery date: 2017-01-08 21:07:12
Flux: 17.9 VegaMag
Filter: Clear-
Instrument: BATC
Telescope: 0.6m Beijing Astronomical Observatory Telescope

Last non-detection:
Archival info: DSS

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017hk