Discovery certificate for object 2017hdf
TNS Astronomical Transient Report No. 13951 [ 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 2017hdf
Discoverer internal name: ATLAS17lxf
Coordinates (J2000): RA = 01:02:12.382 (15.5515915385) DEC = -07:00:45.97 (-7.01276923077)
Discovery date: 2017-09-22 10:50:52 (JD=2458018.9519907)



Photometry

Discovery (first detection):
Discovery date: 2017-09-22 10:50:52
Flux: 19.09 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2017hdf