TNS Astronomical Transient Report No. 261199 [ 2025TNSTR2522....1F ]

Date Received (UTC): 2025-07-02 00:26:07
Date made public:
Sender: James Freeburn
Reporting Group: None     Discovery Data Source: Rubin

James Freeburn, Jonathan Carney, Akash Anumarlapudi, Sarah Teague, Igor Andreoni (UNC Chapel Hill) report/s the discovery of a new astronomical transient.

IAU Designation: AT 2024aigg
Coordinates (J2000): RA = 03:32:29.944 (53.12476765011) DEC = -27:44:23.33 (-27.739814591611)
Discovery date: 2024-11-09 07:26:24.000 (JD=2460623.81)

Potential host galaxy: 2MASX J03322988-2744244
Host redshift: 0.07593

Remarks: This source is present in the Rubin DP1 templates, so the reported apparent magnitude is underestimated.

Photometry

Discovery (first detection):
Discovery date: 2024-11-09 07:26:24.000
Flux: 21.48 ABMag
Filter: i-Sloan
Instrument: LSSTComCam
Telescope: Rubin Observatory - Simonyi Survey Telescope

Last non-detection:
Archival info: Other
Remarks: Rubin DP1 templates

Details of the new object can be viewed here: https://www.wis-tns.org/object/2024aigg