Discovery certificate for object 2017exm
TNS Astronomical Transient Report No. 12196 [ 2017TNSTR.689....1T ]

Date Received (UTC): 2017-06-24 12:12:03
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 2017exm
Discoverer internal name: ATLAS17hlz
Coordinates (J2000): RA = 17:14:44.989 (258.6874525) DEC = -02:17:48.65 (-2.2968475)
Discovery date: 2017-06-23 10:39:21 (JD=2457927.9439931)



Photometry

Discovery (first detection):
Discovery date: 2017-06-23 10:39:21
Flux: 18.11 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-06-19 11:26:52
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/2017exm