Discovery certificate for object 2017hdl
TNS Astronomical Transient Report No. 13957 [ 2017TNSTR1080....1T ]

Date Received (UTC): 2017-10-07 23:58:44
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 2017hdl
Discoverer internal name: ATLAS17lwj
Coordinates (J2000): RA = 00:31:04.483 (7.7686775) DEC = -31:47:00.74 (-31.78353875)
Discovery date: 2017-09-25 11:09:36 (JD=2458021.965)



Photometry

Discovery (first detection):
Discovery date: 2017-09-25 11:09:36
Flux: 19.446 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-09-23 11:24:00
Limiting flux: 17.38 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/2017hdl