Discovery certificate for object 2017ggs
TNS Astronomical Transient Report No. 13226 [ 2017TNSTR.900....1T ]

Date Received (UTC): 2017-08-23 00:16:03
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 2017ggs
Discoverer internal name: ATLAS17jst
Coordinates (J2000): RA = 16:33:55.762 (248.482342) DEC = -21:38:59.47 (-21.649852)
Discovery date: 2017-08-18 06:53:16 (JD=2457983.7869907)



Photometry

Discovery (first detection):
Discovery date: 2017-08-18 06:53:16
Flux: 18.26 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-08-16 07:35:02
Limiting flux: 19.4 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala


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