Discovery certificate for object 2017gun
TNS Astronomical Transient Report No. 13684 [ 2017TNSTR1013....1T ]

Date Received (UTC): 2017-09-18 17:55:06
Sender: ATLAS (ATLAS_Bot1)
Reporting Group: ATLAS     Discovery Data Source: ATLAS

J. Tonry, B. Stalder, L. Denneau, A. Heinze, H. Weiland (IfA, University of Hawaii), A. Rest (STScI), K.W. Smith, S. J. Smartt (Queen's University Belfast) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017gun
Discoverer internal name: ATLAS17lan
Coordinates (J2000): RA = 19:31:02.224 (292.759267143) DEC = -01:13:14.17 (-1.22060285714)
Discovery date: 2017-08-23 09:25:55 (JD=2457988.8929977)



Photometry

Discovery (first detection):
Discovery date: 2017-08-23 09:25:55
Flux: 18.27 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-08-23 09:12:57
Limiting flux: 18.08 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala


Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017gun