TNS Astronomical Transient Report No. 273053 [ 2025TNSTR4078....1F ]
Date Received (UTC): 2025-10-12 14:38:06
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: SN 2025aadf
Discoverer internal name: ZTF25abwophe
Coordinates (J2000): RA = 21:39:37.970 (324.90820757358) DEC = +32:18:20.12 (32.305589482969)
Discovery date: 2025-10-12 04:54:50.003 (JD=2460960.7047454)
Potential host galaxy: WISEA J213937.76+321821.5
Remarks: Early SN candidate (r-rise > 0.07+-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/ZTF25abwophe
Photometry
Discovery (first detection):
Discovery date: 2025-10-12 04:54:50.003
Flux: 20.3083 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-10-09 06:08:28
Limiting flux: 19.4943 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://sandbox.wis-tns.org/object/2025aadf
Date Received (UTC): 2025-10-12 14:38:06
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: SN 2025aadf
Discoverer internal name: ZTF25abwophe
Coordinates (J2000): RA = 21:39:37.970 (324.90820757358) DEC = +32:18:20.12 (32.305589482969)
Discovery date: 2025-10-12 04:54:50.003 (JD=2460960.7047454)
Potential host galaxy: WISEA J213937.76+321821.5
Remarks: Early SN candidate (r-rise > 0.07+-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/ZTF25abwophe
Photometry
Discovery (first detection):
Discovery date: 2025-10-12 04:54:50.003
Flux: 20.3083 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-10-09 06:08:28
Limiting flux: 19.4943 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://sandbox.wis-tns.org/object/2025aadf