TNS Astronomical Transient Report No. 267390 [ 2025TNSTR3330....1F ]
Date Received (UTC): 2025-08-23 22:12:03
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 2025vey
Discoverer internal name: ZTF25abkwweb
Coordinates (J2000): RA = 17:45:51.151 (266.4631276) DEC = +21:28:55.09 (21.4819689)
Discovery date: 2025-08-23 04:08:33.996 (JD=2460910.6726157)
Potential host galaxy: LEDA 1650887
Host redshift: 0.08583
Remarks: Early SN candidate (r-rise > 0.12+-0.03 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/ZTF25abkwweb
Photometry
Discovery (first detection):
Discovery date: 2025-08-23 04:08:33.996
Flux: 19.7755 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-08-18 04:08:19
Limiting flux: 20.6596 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/2025vey
Date Received (UTC): 2025-08-23 22:12:03
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 2025vey
Discoverer internal name: ZTF25abkwweb
Coordinates (J2000): RA = 17:45:51.151 (266.4631276) DEC = +21:28:55.09 (21.4819689)
Discovery date: 2025-08-23 04:08:33.996 (JD=2460910.6726157)
Potential host galaxy: LEDA 1650887
Host redshift: 0.08583
Remarks: Early SN candidate (r-rise > 0.12+-0.03 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/ZTF25abkwweb
Photometry
Discovery (first detection):
Discovery date: 2025-08-23 04:08:33.996
Flux: 19.7755 ABMag
Filter: r-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-08-18 04:08:19
Limiting flux: 20.6596 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/2025vey