Discovery certificate for object 2016bky
TNS Astronomical Transient Report No. 1754 [ 2016TNSTR.242....1S ]

Date Received (UTC): 2016-03-27 07:53:43
Sender: Stephen Smartt
Source Group: ATLAS

Stephen Smartt report/s the discovery of a new astronomical transient.

IAU Designation: AT 2016bky
Coordinates (J2000): RA = 07:12:58.810 (108.245042) DEC = +00:19:57.60 (0.332667)
Discovery date: 2016-03-05 09:21:36 (JD=2457452.89)


Remarks: Offset from a faint, diffuse host which is probably a low surface brightness galaxy in PS1 3Pi stack images. Also discovered as Gaia16ahp, with consistent mag and blue SED (No object reported in Vizier at this position). Probable SN in faint host.

Photometry

Discovery (first detection):
Discovery date: 2016-03-05 09:21:36
Flux: 17.17 ABMag
Filter: cyan-ATLAS
Instrument: ACAM1
Telescope: ATLAS Haleakala

Remarks: Long rise., now m_AB = 16.5 in orange filter

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2016bky