Discovery certificate for object 2015bq
TNS Astronomical Transient Report No. 2532 [ 2016TNSTR.376....1Z ]

Date Received (UTC): 2016-05-25 07:01:00
Sender: Prof. Xiaofeng Wang
Reporting Group: TNTS     Discovery Data Source: TNTS

Tianmeng Zhang (NAOC), Wenxiong Li (THU), Xiaofeng Wang (THU) report/s the discovery of a new astronomical transient.

IAU Designation: SN 2015bq
Coordinates (J2000): RA = 12:35:06.370 (188.776542) DEC = +31:14:35.40 (31.243167)
Discovery date: 2015-02-16 17:16:48 (JD=2457070.22)

Potential host galaxy: PGC 41898
Host redshift: 0.028

Remarks: This object was independently discovered on February 16.72 2015 UT in the Tsinghua University-NAOC Transient Survey (TNTS), and the magnitude of the object on unfiltered CCD was about 17.9 mag. Discovery and reference images: http://www.thca.tsinghua.edu.cn/~wangxf/TNTS/PSNJ12350637+3114354.png

Photometry

Discovery (first detection):
Discovery date: 2015-02-16 17:16:48
Flux: 17.9 VegaMag
Filter: Clear-
Instrument: BATC
Telescope: 0.6m Beijing Astronomical Observatory Telescope

Last non-detection:
Archival info: DSS

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2015bq