TNS Astronomical Transient Report No. 191457 [ 2023TNSTR2681....1D ]

Date Received (UTC): 2023-10-21 00:49:57
Date made public:
Sender: Christa DeCoursey
Reporting Group: JADES     Discovery Data Source: JADES

Christa DeCoursey (University of Arizona), Fengwu Sun (University of Arizona), Eiichi Egami (University of Arizona), Marcia Rieke (University of Arizona), Kevin Hainline (University of Arizona), Shea DeFour-Remy (University of Arizona), Armin Rest (STScI), Justin Pierel (STScI), Mike Engesser (STScI), Daniel Eisenstein (Harvard/CfA), Brant Robertson (UC Santa Cruz), Benjamin Johnson (Harvard/CfA), Sandro Tacchella (University of Cambridge), Christopher Willmer (University of Arizona), Chris Willot (NRC Herzberg), Ryan Hausen (Johns Hopkins), Jakob Helton (University of Arizona), Christina Williams (NOIRLab), Ori Fox (STScI), Lou Strolger (STScI), Matt Siebert (STScI) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2023voc
Coordinates (J2000): RA = 03:32:19.143 (53.079763) DEC = -27:52:14.51 (-27.870696)
Discovery date: 2023-10-17 00:00:00.000 (JD=2460234.5)

Potential host galaxy: JADES-GS+53.07938-27.87085
Host redshift: 1.52

Remarks: Likely host redshift is z_phot = 1.52 ± 0.04

Photometry

Discovery (first detection):
Discovery date: 2023-10-17 00:00:00.000
Flux: 29.48 ABMag
Filter: Other-
Instrument: NIRCam
Telescope: James Webb Space Telescope

Remarks: filter=F335M-JWST

Last non-detection:
Last non-detection date: 2022-10-24 00:00:00
Limiting flux: 30 ABMag
Filter: Other-
Instrument: NIRCam
Telescope: James Webb Space Telescope

Remarks: filter=F335M-JWST, F200W-JWST

Details of the new object can be viewed here: https://www.wis-tns.org/object/2023voc