Discovery certificate for object 2017gvn
TNS Astronomical Transient Report No. 13713 [ 2017TNSTR1024....1T ]

Date Received (UTC): 2017-09-21 03:16:33
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), Yuanhao Wang(THU), Ziheng Zhou(THU), Xu Zhou(NAOC) on behalf of the TNTS report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017gvn
Coordinates (J2000): RA = 01:17:11.600 (19.298333) DEC = +13:20:30.60 (13.341833)
Discovery date: 2017-09-20 10:48:00 (JD=2458016.95)

Potential host galaxy: 2MASX J01171162+1320274
Host redshift: 0.048

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" west and 4" north of the center of 2MASX J01171162+1320274

Photometry

Discovery (first detection):
Discovery date: 2017-09-20 10:48:00
Flux: 19.6 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/2017gvn