Discovery certificate for object 2017cff
TNS Astronomical Transient Report No. 10096 [ 2017TNSTR.316....1X ]

Date Received (UTC): 2017-03-17 08:19:38
Sender: Wenxiong Li
Source Group: PTSS

Zhijian Xu, Wenxiong Li (THU), Bin Li (PMO), Zesheng Yang (THU), Hanjie Tan (CCU), Xiaofeng Wang (THU), Haibin Zhao (PMO), Lifan Wang (PMO), Jujia Zhang(YNAO) report/s the discovery of a new astronomical transient.

IAU Designation: SN 2017cff
Discoverer internal name: PTSS-17nem
Coordinates (J2000): RA = 13:39:17.000 (204.820833) DEC = +35:08:39.03 (35.144175)
Discovery date: 2017-03-16 20:00:05 (JD=2457829.3333912)

Potential host galaxy: GALEXASC J133917.08+350841.1

Remarks: This possible supernova was discovered by the 1.04 m schmidt telescope at Xuyi Observatory during the PMO-Tsinghua Transient Survey (PTSS). The transient is located 1" west and 2" south of the center of GALEXASC J133917.08+350841.1

Photometry

Discovery (first detection):
Discovery date: 2017-03-16 20:00:05
Flux: 17.4 VegaMag
Filter: r-Sloan
Instrument: STA1600
Telescope: Chinese Near Earth Object Survey Telescope

Last non-detection:
Archival info: SDSS

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