TNS Astronomical Transient Report No. 267900 [ 2025TNSTR3389....1M ]

Date Received (UTC): 2025-08-27 19:02:07
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE     Discovery Data Source: ZTF

A. Munoz-Arancibia, G. Pignata, F.E. Bauer, F. Forster, A. Mourao, S. Jurado, L. Hernandez-Garcia, L. Galbany, J. Silva-Farfan, R. Dastidar, J.P. Brandt, A. Alvarez, F. Andrades, G. Cabrera-Vives, R. Carrasco-Davis, P.A. Estevez, 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: AT 2025vqb
Discoverer internal name: ZTF25abmpuwf
Coordinates (J2000): RA = 08:23:25.820 (125.8575841) DEC = +41:24:55.54 (41.41542785)
Discovery date: 2025-08-26 12:20:59.997 (JD=2460914.0145833)

Potential host galaxy: SDSS J082325.84+412454.9

Remarks: SN candidate 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/ZTF25abmpuwf

Photometry

Discovery (first detection):
Discovery date: 2025-08-26 12:20:59.997
Flux: 19.3978 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2025-08-24 12:27:50
Limiting flux: 18.3364 ABMag
Filter: r-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/2025vqb