Discovery certificate for object 2017kef
TNS Astronomical Transient Report No. 50711 [ 2019TNSTR2164....1T ]

Date Received (UTC): 2019-10-24 18:27:18
Sender: ATLAS (ATLAS_Bot1)
Reporting Group: ATLAS     Discovery Data Source: ATLAS

J. Tonry, L. Denneau, A. Heinze, H. Weiland, H. Flewelling (IfA, University of Hawaii), B. Stalder (LSST), A. Rest (STScI), C. Stubbs (Harvard University), K. W. Smith, S. J. Smartt, D. R. Young, S. Srivastav, O. McBrien, D. O'Neill, P. Clark, M. Fulton, J. Gillanders, M. Dobson (Queen's University Belfast), T.-W. Chen (MPE), D. E. Wright (University of Minnesota) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017kef
Discoverer internal name: ATLAS19yss
Coordinates (J2000): RA = 16:26:19.071 (246.579463333) DEC = +43:24:22.76 (43.4063233333)
Discovery date: 2017-09-24 06:37:26 (JD=2458020.7759954)



Photometry

Discovery (first detection):
Discovery date: 2017-09-24 06:37:26
Flux: 18.495 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Archival info: DSS

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