Discovery certificate for object 2017gui
TNS Astronomical Transient Report No. 13679 [ 2017TNSTR1013....1T ]

Date Received (UTC): 2017-09-18 17:55:06
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 2017gui
Discoverer internal name: ATLAS17lbi
Coordinates (J2000): RA = 01:42:43.223 (25.6800958621) DEC = +45:20:37.09 (45.3436348276)
Discovery date: 2017-08-02 15:04:19 (JD=2457968.1279977)



Photometry

Discovery (first detection):
Discovery date: 2017-08-02 15:04:19
Flux: 18.2 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-02-22 06:25:55
Limiting flux: 19.25 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/2017gui