TNS Astronomical Transient Report No. 252601 [ 2025TNSTR1515....1M ]
Date Received (UTC): 2025-04-24 18:51:30
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE Discovery Data Source: ZTF
A. Munoz-Arancibia, F.E. Bauer, G. Pignata, F. Forster, A. Mourao, S. Jurado, 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, 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 2025iig
Discoverer internal name: ZTF25aaofxjv
Coordinates (J2000): RA = 14:46:46.252 (221.6927175) DEC = +02:20:58.63 (2.3496196)
Discovery date: 2025-04-24 08:03:11.002 (JD=2460789.835544)
Potential host galaxy: SDSS J144646.10+022058.4
Host redshift: 0.08005937
Remarks: Early SN candidate (g-rise > 0.13+-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/ZTF25aaofxjv
Photometry
Discovery (first detection):
Discovery date: 2025-04-24 08:03:11.002
Flux: 20.0907 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-04-22 08:46:44
Limiting flux: 20.6381 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/2025iig
Date Received (UTC): 2025-04-24 18:51:30
Date made public:
Sender: ALeRCE
Reporting Group: ALeRCE Discovery Data Source: ZTF
A. Munoz-Arancibia, F.E. Bauer, G. Pignata, F. Forster, A. Mourao, S. Jurado, 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, 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 2025iig
Discoverer internal name: ZTF25aaofxjv
Coordinates (J2000): RA = 14:46:46.252 (221.6927175) DEC = +02:20:58.63 (2.3496196)
Discovery date: 2025-04-24 08:03:11.002 (JD=2460789.835544)
Potential host galaxy: SDSS J144646.10+022058.4
Host redshift: 0.08005937
Remarks: Early SN candidate (g-rise > 0.13+-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/ZTF25aaofxjv
Photometry
Discovery (first detection):
Discovery date: 2025-04-24 08:03:11.002
Flux: 20.0907 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-04-22 08:46:44
Limiting flux: 20.6381 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/2025iig