TNS Astronomical Transient Report No. 264691 [ 2025TNSTR3044....1S ]
Date Received (UTC): 2025-08-02 11:12:20
Date made public:
Sender: Fritz
Reporting Group: ZTF Discovery Data Source: ZTF
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF report/s the discovery of a new astronomical transient.
IAU Designation: AT 2025syy
Discoverer internal name: ZTF25abfmede
Coordinates (J2000): RA = 23:47:51.456 (356.9644007) DEC = -26:04:59.35 (-26.0831529)
Discovery date: 2025-07-29 10:29:28.999 (JD=2460885.9371412)
Photometry
Discovery (first detection):
Discovery date: 2025-07-29 10:29:28.999
Flux: 19.3876 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Last non-detection:
Archival info: Other
Remarks: No non-detections prior to first detection in ZTF Public, ZTF Public+Partnership alert streams
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025syy
Date Received (UTC): 2025-08-02 11:12:20
Date made public:
Sender: Fritz
Reporting Group: ZTF Discovery Data Source: ZTF
Jesper Sollerman (SU), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF report/s the discovery of a new astronomical transient.
IAU Designation: AT 2025syy
Discoverer internal name: ZTF25abfmede
Coordinates (J2000): RA = 23:47:51.456 (356.9644007) DEC = -26:04:59.35 (-26.0831529)
Discovery date: 2025-07-29 10:29:28.999 (JD=2460885.9371412)
Photometry
Discovery (first detection):
Discovery date: 2025-07-29 10:29:28.999
Flux: 19.3876 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Last non-detection:
Archival info: Other
Remarks: No non-detections prior to first detection in ZTF Public, ZTF Public+Partnership alert streams
Details of the new object can be viewed here: https://www.wis-tns.org/object/2025syy