TNS Astronomical Transient Report No. 258772 [ 2025TNSTR2233....1M ]

Date Received (UTC): 2025-06-16 18:54:03
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 2025nro
Discoverer internal name: ZTF25aavahqh
Coordinates (J2000): RA = 15:46:05.528 (236.52303305) DEC = -05:40:38.93 (-5.67748135)
Discovery date: 2025-06-14 05:30:31.003 (JD=2460840.7295255)

Potential host galaxy: WISEA J154605.45-054038.3

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/ZTF25aavahqh

Photometry

Discovery (first detection):
Discovery date: 2025-06-14 05:30:31.003
Flux: 20.166 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin

Remarks: Data provided by ZTF

Last non-detection:
Last non-detection date: 2025-06-12 07:06:51
Limiting flux: 19.183 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/2025nro