Discovery certificate for object 2017efu
TNS Astronomical Transient Report No. 11660 [ 2017TNSTR.580....1T ]

Date Received (UTC): 2017-05-23 09:50:03
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 2017efu
Discoverer internal name: ATLAS17fpy
Coordinates (J2000): RA = 19:18:38.078 (289.6586575) DEC = +39:44:14.13 (39.7372575)
Discovery date: 2017-05-21 12:50:24 (JD=2457895.035)



Photometry

Discovery (first detection):
Discovery date: 2017-05-21 12:50:24
Flux: 17.48 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-05-09 14:09:36
Limiting flux: 18.79 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/2017efu