TNS Astronomical Transient Report No. 268711 [ 2025TNSTR3470....1F ]
Date Received (UTC): 2025-08-31 02:08:13
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE Discovery Data Source: ZTF
F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, A. Mourao, 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, E. Pizarro, 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 2025wkr
Discoverer internal name: ZTF25ablvdqr
Coordinates (J2000): RA = 02:44:20.142 (41.08392414781) DEC = -20:28:57.64 (-20.482678626061)
Discovery date: 2025-08-24 09:58:21.999 (JD=2460911.9155324)
Potential host galaxy: WISEA J024420.08-202859.8
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/ZTF25ablvdqr
Photometry
Discovery (first detection):
Discovery date: 2025-08-24 09:58:21.999
Flux: 20.1531 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-08-22 09:59:48
Limiting flux: 19.9464 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/2025wkr
Date Received (UTC): 2025-08-31 02:08:13
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE Discovery Data Source: ZTF
F. Forster, F.E. Bauer, G. Pignata, A. Munoz-Arancibia, A. Mourao, 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, E. Pizarro, 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 2025wkr
Discoverer internal name: ZTF25ablvdqr
Coordinates (J2000): RA = 02:44:20.142 (41.08392414781) DEC = -20:28:57.64 (-20.482678626061)
Discovery date: 2025-08-24 09:58:21.999 (JD=2460911.9155324)
Potential host galaxy: WISEA J024420.08-202859.8
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/ZTF25ablvdqr
Photometry
Discovery (first detection):
Discovery date: 2025-08-24 09:58:21.999
Flux: 20.1531 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-08-22 09:59:48
Limiting flux: 19.9464 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/2025wkr