Discovery certificate for object 2017gsa
TNS Astronomical Transient Report No. 13615 [ 2017TNSTR.998....1T ]

Date Received (UTC): 2017-09-13 15:03:02
Sender: ATLAS (ATLAS_Bot1)
Source Group: 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 2017gsa
Discoverer internal name: ATLAS17kol
Coordinates (J2000): RA = 01:02:06.798 (15.5283242857) DEC = +01:16:32.76 (1.27576714286)
Discovery date: 2017-09-12 11:18:14 (JD=2458008.9709954)



Photometry

Discovery (first detection):
Discovery date: 2017-09-12 11:18:14
Flux: 16.69 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-09-05 11:15:21
Limiting flux: 18.56 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/2017gsa