Discovery certificate for object 2018agk
TNS Astronomical Transient Report No. 17323 [ 2018TNSTR.346....1R ]

Date Received (UTC): 2018-03-15 15:44:38
Sender: Dr. Gautham Narayan
Source Group: None

A. Rest (STScI), A. Zenteno(NOAO/CTIO), Giovanni Strampelli (STScI), B. E. Tucker (Mt Stromlo Observatory, ANU), P. M. Garnavich (Notre Dame), S. Margheim (Gemini Observatory), D. Kasen (UCB/LBL), R. Olling, E. Shaya (U Maryland), G. Narayan (STScI), A. Villar (CfA), F. Forster (U. de Chile), R. Mushotzky (UMD), R. Chris Smith (NOAO/CTIO) report/s the discovery of a new astronomical transient.

IAU Designation: SN 2018agk
Discoverer internal name: C17-0010
Coordinates (J2000): RA = 13:10:36.386 (197.651608) DEC = -04:29:08.67 (-4.485742)
Discovery date: 2018-03-10 19:06:06 (JD=2458188.29591)

Potential host galaxy: IC 0855
Host redshift: 0.026128

Remarks: Associated with K2 object 251502099, separation : 8.71". Target is young, pre-max.

Photometry

Discovery (first detection):
Discovery date: 2018-03-10 19:06:06
Flux: 20.235 ABMag
Filter: g-Sloan
Instrument: DECAM
Telescope: CTIO - 4-m Victor M. Blanco Telescope

Last non-detection:
Archival info: Other
Remarks: Not detected in archival PS1 imaging

Details of the new object can be viewed here: https://wis-tns.weizmann.ac.il/object/2018agk