Discovery certificate for object 2018aut
TNS Astronomical Transient Report No. 17781

Date Received (UTC): 2018-04-16 08:09:20
Sender: zhitong li
Source Group: PTSS

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

IAU Designation: AT 2018aut
Coordinates (J2000): RA = 09:09:00.630 (137.252625) DEC = +04:49:03.80 (4.817722)
Discovery date: 2018-04-15 11:48:10 (JD=2458223.9917824)


Remarks: This object was discovered by the 1.04m Schmidt telescope at Xuyi Observatory during the PMO-Tsinghua Transient Survey(PTSS). There we find no galaxy near this position. It may be CVs. The link of the discovery information at:http://www.cneost.org/ptss2/findname.php?ptssname=PTSS-18dgj

Photometry

Discovery (first detection):
Discovery date: 2018-04-15 11:48:10
Flux: 17.854 VegaMag
Filter: Other-
Instrument: STA1600
Telescope: Chinese Near Earth Object Survey Telescope

Remarks: We use V+R filter,which is like the combination of V filter and R filter.To see more details:http://www.cneost.org/site/?p=1410

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018aut