Discovery certificate for object 2017cbu
TNS Astronomical Transient Report No. 9996 [ 2017TNSTR.297....1T ]

Date Received (UTC): 2017-03-10 01:38:46
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 2017cbu
Coordinates (J2000): RA = 12:17:19.090 (184.329542) DEC = +19:52:06.20 (19.868389)
Discovery date: 2017-03-08 18:28:48 (JD=2457821.27)

Potential host galaxy: SDSS J121719.05+195205.9

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 1" east and 0" north of the center of SDSS J121719.05+195205.9

Photometry

Discovery (first detection):
Discovery date: 2017-03-08 18:28:48
Flux: 17.2 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/2017cbu