Discovery certificate for object 2017kec
TNS Astronomical Transient Report No. 49588 [ 2019TNSTR2108....1S ]

Date Received (UTC): 2019-10-18 19:22:47
Sender: Ms. Ine Theunissen
Source Group: None

Rebecca Sundstrom, Christine Macmillan report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017kec
Coordinates (J2000): RA = 09:22:54.816 (140.7284) DEC = +20:35:01.68 (20.5838)
Discovery date: 2017-03-17 01:13:32 (JD=2457829.5510648)

Potential host galaxy: SDSS J092254.60+203459.4
Host redshift: 0.112454

Remarks: This transient was first noticed by Rebecca Sundstrom on the Galaxy Zoo website at this adress: https://www.zooniverse.org/projects/zookeeper/galaxy-zoo/talk/subjects/36255828. Christine Macmillan, Richard Nowell and Ine Theunissen took also part in the discussion.

Photometry

Discovery (first detection):
Discovery date: 2017-03-17 01:13:32
Flux: 19.35 ABMag
Filter: g-Sloan
Instrument: SDSS-Spec
Telescope: Sloan Digital Sky Survey

Last non-detection:
Archival info: SDSS

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