TNS Astronomical Transient Report No. 242283 [ 2025TNSTR.326....1M ]

Date Received (UTC): 2025-01-24 13:15:23
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, A. Mourao, F.E. Bauer, G. Pignata, F. Forster, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, B. Gamboa, P. Huijse, H. Larranaga, C. Mansilla, K. Medina, D. Moreno, E. Munoz, I. Reyes, P. Sanchez-Saez, D. Rodriguez-Mancini, M. Catelan, S. Eyheramendy, M.J. Graham on behalf of the ALeRCE broker report/s the discovery of a new astronomical transient.

IAU Designation: SN 2025acp
Discoverer internal name: ZTF25aaddjzf
Coordinates (J2000): RA = 13:23:11.031 (200.7959627) DEC = +32:10:41.33 (32.178148)
Discovery date: 2025-01-24 09:49:01.998 (JD=2460699.9090509)

Potential host galaxy: SDSS J132311.26+321043.3

Remarks: Early SN candidate (g-rise > 0.34+-0.02 mag/day) classified using ALeRCE's stamp classifier (Carrasco-Davis et al. 2021) and the public ZTF stream. Discovery image and light curve in http://alerce.online/object/ZTF25aaddjzf

Photometry

Discovery (first detection):
Discovery date: 2025-01-24 09:49:01.998
Flux: 18.3219 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2025-01-22 13:00:24
Limiting flux: 17.8614 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

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