TNS Astronomical Transient Report No. 246571 [ 2025TNSTR.867....1H ]

Date Received (UTC): 2025-03-03 00:58:16
Date made public:
Sender: DESIRT_Bot
Reporting Group: DESIRT     Discovery Data Source: DESIRT

Xander J. Hall (Carnegie Mellon U.), Lei Hu (Carnegie Mellon U.), Antonella Palmese (Carnegie Mellon U.), Brendan O'Connor (Carnegie Mellon U.), Yuhan Chen (UC Berkeley), Aidan Catalano (Carnegie Mellon U.), Xingzhuo Chen (Texas A&M U.), Lifan Wang (Texas A&M U.), Tomás Cabrera (Carnegie Mellon U.), Keerthi Kunnumkai (Carnegie Mellon U.) on behalf of the DECam DESI Transients Survey team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2025dey
Discoverer internal name: C202502031442178p001618
Coordinates (J2000): RA = 14:42:17.840 (220.57433344731) DEC = +00:16:18.47 (0.27179720590566)
Discovery date: 2025-02-03 08:19:32.160 (JD=2460709.8469036)



Photometry

Discovery (first detection):
Discovery date: 2025-02-03 08:19:32.160
Flux: 21.2421 ABMag
Filter: g-Sloan
Instrument: DECAM
Telescope: CTIO - 4-m Victor M. Blanco Telescope

Last non-detection:
Archival info: Other
Remarks: DECam Legacy Survey

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