Discovery certificate for object 2017keq
TNS Astronomical Transient Report No. 71044 [ 2020TNSTR1384....1E ]

Date Received (UTC): 2020-05-17 16:00:37
Sender: Ms. Ine Theunissen
Reporting Group: None     Discovery Data Source: None

Yannis F.A. Epitropoulos report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017keq
Coordinates (J2000): RA = 13:20:30.528 (200.1272) DEC = +05:32:45.60 (5.546)
Discovery date: 2017-03-05 06:53:29.000 (JD=2457817.7871412)

Potential host galaxy: SDSS J132030.71+053239.3
Host redshift: 0.115923

Remarks: This transient was first discovered by Yannis Epitropoulos in the Legacy Survey Sky Viewer and discussed on the Galaxy Zoo website here: https://www.zooniverse.org/projects/zookeeper/galaxy-zoo/talk/1269/1203627. Richard Nowell also took part in the discussion.

Photometry

Discovery (first detection):
Discovery date: 2017-03-05 06:53:29.000
Flux: 22.34 ABMag
Filter: g-Sloan
Instrument: DECAM
Telescope: CTIO - 4-m Victor M. Blanco Telescope

Remarks: The g-band Apparent magnitude was calculated by Richard Nowell using APT and this reference star: SDSS J132033.34+053242.4 http://skyserver.sdss.org/dr14/en/tools/explore/Summary.aspx?id=1237654881267417451. The g-band Absolute magnitude of -16.21 was also calculated.

Last non-detection:
Archival info: SDSS

Details of the new object can be viewed here: https://www.wis-tns.org/object/2017keq