Discovery certificate for object 2017gdg
TNS Astronomical Transient Report No. 13127 [ 2017TNSTR.877....1T ]

Date Received (UTC): 2017-08-17 13:55:05
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: SN 2017gdg
Discoverer internal name: ATLAS17jnn
Coordinates (J2000): RA = 23:26:30.765 (351.628185625) DEC = -24:27:52.40 (-24.464555)
Discovery date: 2017-08-12 12:21:36 (JD=2457978.015)



Photometry

Discovery (first detection):
Discovery date: 2017-08-12 12:21:36
Flux: 18.34 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-08-06 11:22:33
Limiting flux: 18.09 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/2017gdg