Discovery certificate for object 2018cbw
TNS Astronomical Transient Report No. 18971 [ 2018TNSTR.725....1X ]

Date Received (UTC): 2018-05-30 02:20:32
Sender: Wenxiong Li
Source Group: TNTS

Zhijian Xu,Wenxiong Li(THU),Tianmeng Zhang (NAOC), Rongxin Wang(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: AT 2018cbw
Coordinates (J2000): RA = 13:38:46.550 (204.693958) DEC = +32:30:48.50 (32.513472)
Discovery date: 2018-05-29 14:24:00 (JD=2458268.1)

Potential host galaxy: SDSS J133845.98+323042.0
Host redshift: 0.04

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 9" east and 6" north of the center of SDSS J133845.98+323042.0

Photometry

Discovery (first detection):
Discovery date: 2018-05-29 14:24:00
Flux: 18.6 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/2018cbw