TNS Astronomical Transient Report No. 242696 [ 2025TNSTR.387....1R ]

Date Received (UTC): 2025-01-28 15:04:40
Date made public:
Sender: GOTO_bot
Reporting Group: GOTO     Discovery Data Source: GOTO

G. Ramsay, D. O'Neill, K. Ackley, M. Dyer, F. Jiménez-Ibarra, J. Lyman, K. Ulaczyk, D. Steeghs, D. Galloway, V. Dhillon, P. O'Brien, K. Noysena, R. Kotak, R. Breton, L. Nuttall, E. Pallé, D. Pollacco, T. Killestein, A. Kumar, on behalf of GOTO collaboration report/s the discovery of a new astronomical transient.

IAU Designation: SN 2025ais
Discoverer internal name: GOTO25ug
Coordinates (J2000): RA = 11:48:28.618 (177.11924) DEC = -53:53:10.66 (-53.886294)
Discovery date: 2025-01-28 13:28:10.272 (JD=2460704.061234)



Photometry

Discovery (first detection):
Discovery date: 2025-01-28 13:28:10.272
Flux: 19.06 ABMag
Filter: L-GOTO
Instrument: GOTO-4
Telescope: GOTO-South

Last non-detection:
Last non-detection date: 2025-01-24 13:37:00
Limiting flux: 19.3 ABMag
Filter: L-GOTO
Instrument: GOTO-4
Telescope: GOTO-South


Details of the new object can be viewed here: https://www.wis-tns.org/object/2025ais