Discovery certificate for object 2017byj
TNS Astronomical Transient Report No. 9894 [ 2017TNSTR.271....1T ]

Date Received (UTC): 2017-03-05 19:45:03
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: SN 2017byj
Discoverer internal name: ATLAS17bkb
Coordinates (J2000): RA = 15:20:07.831 (230.0326275) DEC = +11:52:37.51 (11.877085)
Discovery date: 2017-03-04 14:39:50 (JD=2457817.1109954)



Photometry

Discovery (first detection):
Discovery date: 2017-03-04 14:39:50
Flux: 18.25 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2016-09-07 06:23:02
Limiting flux: 19.07 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala


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