TNS Astronomical Transient Report No. 266178 [ 2025TNSTR3239....1S ]

Date Received (UTC): 2025-08-17 12:35:41
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 2025uds
Discoverer internal name: ASASSN-25dj
Coordinates (J2000): RA = 00:13:26.357 (3.35982) DEC = -53:49:59.66 (-53.83324)
Discovery date: 2025-08-17 05:16:48.000 (JD=2460904.72)

Potential host galaxy: WISEA J001326.13-535002.6

Remarks: Present in several epochs, unknown redshift host galaxy

Photometry

Discovery (first detection):
Discovery date: 2025-08-17 05:16:48.000
Flux: 17.2 ABMag
Filter: g-Sloan
Instrument: Cassius
Telescope: ASASSN-Cassius

Last non-detection:
Last non-detection date: 2025-08-12 21:07:12
Limiting flux: 17.3 ABMag
Filter: g-Sloan
Instrument: Payne-Gaposchkin
Telescope: ASASSN-Payne-Gaposchkin


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