Discovery certificate for object 2017hnb
TNS Astronomical Transient Report No. 14233 [ 2017TNSTR1151....1X ]

Date Received (UTC): 2017-10-21 06:19:00
Sender: Wenxiong Li
Source Group: PTSS

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

IAU Designation: SN 2017hnb
Discoverer internal name: PTSS-17xqs
Coordinates (J2000): RA = 21:49:42.510 (327.427125) DEC = -01:14:51.47 (-1.247631)
Discovery date: 2017-10-20 12:20:56 (JD=2458047.014537)

Potential host galaxy: 2MASX J21494230-0114552
Host redshift: 0.06

Remarks: This supernova was discovered by the 1.04m Schmidt telescope at Xuyi Observatory during the PMO-Tsinghua Transient Survey(PTSS).The transient is located 3'' east and 4” north of the centre of 2MASX J21494230-0114552 . The link of the discovery information at: http://www.cneost.org/ptss/findname.php?ptssname=PTSS-17xqs

Photometry

Discovery (first detection):
Discovery date: 2017-10-20 12:20:56
Flux: 19 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/2017hnb