TNS Astronomical Transient Report No. 198656 [ 2024TNSTR..16....1S ]

Date Received (UTC): 2024-01-03 15:58:20
Date made public:
Sender: Krzysztof Stanek
Reporting Group: ASAS-SN     Discovery Data Source: ASAS-SN

K. Z. Stanek, for the ASAS-SN team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2024en
Discoverer internal name: ASASSN-24aa
Coordinates (J2000): RA = 15:30:54.070 (232.72529) DEC = +82:27:20.70 (82.45575)
Discovery date: 2024-01-03 13:55:12.000 (JD=2460313.08)

Potential host galaxy: IC 1143
Host redshift: 0.021615

Remarks: Present in several epochs, nuclear source, so might also be AGN/TDE activity

Photometry

Discovery (first detection):
Discovery date: 2024-01-03 13:55:12.000
Flux: 16.8 ABMag
Filter: g-Sloan
Instrument: Brutus
Telescope: ASASSN-Brutus

Last non-detection:
Last non-detection date: 2023-12-31 15:36:00
Limiting flux: 17.6 ABMag
Filter: g-Sloan
Instrument: Brutus
Telescope: ASASSN-Brutus


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