Discovery certificate for object 2017kio
TNS Astronomical Transient Report No. 230886 [ 2024TNSTR4193....1T ]

Date Received (UTC): 2024-10-28 23:20:00
Sender: Ms. Ine Theunissen
Reporting Group: None     Discovery Data Source: None

Ine Theunissen-Limpens report/s the discovery of a new astronomical transient.

IAU Designation: AT 2017kio
Coordinates (J2000): RA = 12:16:08.208 (184.0342) DEC = +06:56:56.40 (6.949)
Discovery date: 2017-03-05 05:41:22.000 (JD=2457817.7370602)

Potential host galaxy: SDSS J121608.02+065654.1

Remarks: This transient was first discovered by Ine Theunissen in the Legacy Survey Sky Viewer. The host galaxy's redshift is not available.

Photometry

Discovery (first detection):
Discovery date: 2017-03-05 05:41:22.000
Flux: 21.66 ABMag
Filter: R-Cousins
Instrument: DECAM
Telescope: CTIO - 4-m Victor M. Blanco Telescope

Remarks: The r-band Apparent magnitude was calculated by Ine Theunissen using APT and reference star: SDSS J121613.60+065530.5 https://skyserver.sdss.org/dr14/en/tools/explore/Summary.aspx?id=1237661974936158259.

Last non-detection:
Archival info: SDSS

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