Discovery certificate for object 2017gvm
TNS Astronomical Transient Report No. 13712 [ 2017TNSTR1025....1T ]

Date Received (UTC): 2017-09-21 03:14:28
Sender: Wenxiong Li
Source Group: TNTS

Source Group TNTS Discovery Date 2017-09-17 04:48:00 TNS AT Y Public Y Host Name KUG 2329+260 Host Redshift 0.031 Discovery Mag 19.4 Filter Clear- Discoverer/s 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 2017gvm
Coordinates (J2000): RA = 01:14:11.750 (18.548958) DEC = +12:33:44.50 (12.562361)
Discovery date: 2017-09-20 09:50:24 (JD=2458016.91)

Potential host galaxy: 2MASX J01141197+1233429

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" west and 2" north of the center of 2MASX J01141197+1233429

Photometry

Discovery (first detection):
Discovery date: 2017-09-20 09:50:24
Flux: 19.1 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/2017gvm