TNS Astronomical Transient Report No. 278583 [ 2025TNSTR4751....1R ]

Date Received (UTC): 2025-11-28 13:08:22
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 2025afcr
Discoverer internal name: ZTF25acemaph
Coordinates (J2000): RA = 12:38:41.774 (189.6740593) DEC = +07:36:37.68 (7.6104653)
Discovery date: 2025-11-24 13:03:28.002 (JD=2461004.0440741)


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: 2025-11-24 13:03:28.002
Flux: 18.8161 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Last non-detection:
Last non-detection date: 2025-10-31 13:17:01
Limiting flux: 17.7626 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin


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