Discovery certificate for object 2017byy
TNS Astronomical Transient Report No. 9913 [ 2017TNSTR.278....1T ]

Date Received (UTC): 2017-03-07 10:58:21
Sender: ATLAS (ATLAS_Bot1)
Reporting Group: ATLAS     Discovery Data Source: 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 2017byy
Discoverer internal name: ATLAS17blf
Coordinates (J2000): RA = 12:20:15.787 (185.06578) DEC = +56:20:46.01 (56.3461133333)
Discovery date: 2017-03-06 11:45:36 (JD=2457818.99)



Photometry

Discovery (first detection):
Discovery date: 2017-03-06 11:45:36
Flux: 18.95 ABMag
Filter: orange-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Last non-detection:
Last non-detection date: 2017-02-22 12:51:50
Limiting flux: 19.73 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/2017byy