TNS Astronomical Transient Report No. 265543 [ 2025TNSTR3169....1R ]

Date Received (UTC): 2025-08-12 10:09:05
Date made public:
Sender: BTSbot_bot
Reporting Group: ZTF     Discovery Data Source: ZTF

Nabeel Rehemtulla (CIERA, NU), Wynn Jacobson-Galán (Caltech), Theophile du Laz (Caltech) on behalf of ZTF report/s the discovery of a new astronomical transient.

IAU Designation: SN 2025tqf
Discoverer internal name: ZTF25abibaem
Coordinates (J2000): RA = 22:05:46.880 (331.4453344) DEC = -13:18:12.24 (-13.3034013)
Discovery date: 2025-08-05 09:03:04.999 (JD=2460892.8771412)


Remarks: Bright (m_peak <= 18.5) transient candidate identified autonomously by BTSbot (Rehemtulla et al. 2024; arXiv:2401.15167).

Photometry

Discovery (first detection):
Discovery date: 2025-08-05 09:03:04.999
Flux: 20.7268 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-08-05 07:40:56
Limiting flux: 20.2702 ABMag
Filter: i-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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