Discovery certificate for object 2018if
TNS Astronomical Transient Report No. 16545 [ 2018TNSTR..88....1X ]

Date Received (UTC): 2018-01-19 10:16:41
Sender: Wenxiong Li
Source Group: TNTS

Zhijian Xu,Wenxiong Li(THU),Tianmeng Zhang (NAOC), Zesheng Yang(THU), Hanjie Tan(CCU),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 2018if
Coordinates (J2000): RA = 09:14:23.840 (138.599333) DEC = +49:35:32.90 (49.592472)
Discovery date: 2018-01-18 19:12:00 (JD=2458137.3)

Potential host galaxy: SDSS J091423.85+493533.4

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" east and 0" north of the center of SDSS J091423.85+493533.4

Photometry

Discovery (first detection):
Discovery date: 2018-01-18 19:12:00
Flux: 17.6 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/2018if