TNS Astronomical Transient Report No. 264338 [ 2025TNSTR2992....1S ]

Date Received (UTC): 2025-07-30 12:36:57
Date made public:
Sender: SNAD_bot
Reporting Group: SNAD     Discovery Data Source: ZTF

Timofey Semenikhin on behalf of the SNAD team report/s the discovery of a new astronomical transient.

IAU Designation: AT 2018mpv
Discoverer internal name: ZTF19aaltuxk
Coordinates (J2000): RA = 16:15:05.383 (243.77243) DEC = +08:50:04.02 (8.83445)
Discovery date: 2018-05-08 09:15:11.520 (JD=2458246.88555)


Remarks: Transient identified by PineForest. See more info at: https://ztf.snad.space/view/533202300011210. The ZTF Alert ID for this object is ZTF19aaltuxk. The internal SNAD Object ID is SNAD287. Additionally, there was another supernova candidate AT2023kuz in the same galaxy, exploded 5 years after this transient.

Photometry

Discovery (first detection):
Discovery date: 2018-05-08 09:15:11.520
Flux: 20.1 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: For the first photometric point reference magnitude is 19.61 mag. ZTF DR OID 533202300011210 (zr). ZTF Alert ID ZTF19aaltuxk.

Last non-detection:
Archival info: DSS

Details of the new object can be viewed here: https://www.wis-tns.org/object/2018mpv