TNS Astronomical Transient Report No. 259057 [ 2025TNSTR2267....1M ]
Date Received (UTC): 2025-06-18 15:14:43
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 2025nzp
Discoverer internal name: ZTF25aavpewr
Coordinates (J2000): RA = 15:09:13.071 (227.3044632) DEC = +08:48:33.08 (8.8091884)
Discovery date: 2025-06-18 07:18:41.000 (JD=2460844.8046412)
Potential host galaxy: SDSS J150913.66+084836.2
Host redshift: 0.09396689
Remarks: Early SN candidate (g-rise > 0.27+-0.08 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/ZTF25aavpewr
Photometry
Discovery (first detection):
Discovery date: 2025-06-18 07:18:41.000
Flux: 19.907 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-06-16 08:15:25
Limiting flux: 19.9931 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/2025nzp
Date Received (UTC): 2025-06-18 15:14:43
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 2025nzp
Discoverer internal name: ZTF25aavpewr
Coordinates (J2000): RA = 15:09:13.071 (227.3044632) DEC = +08:48:33.08 (8.8091884)
Discovery date: 2025-06-18 07:18:41.000 (JD=2460844.8046412)
Potential host galaxy: SDSS J150913.66+084836.2
Host redshift: 0.09396689
Remarks: Early SN candidate (g-rise > 0.27+-0.08 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/ZTF25aavpewr
Photometry
Discovery (first detection):
Discovery date: 2025-06-18 07:18:41.000
Flux: 19.907 ABMag
Filter: g-ZTF
Instrument: ZTF-Cam
Telescope: Palomar 1.2m Oschin
Remarks: Data provided by ZTF
Last non-detection:
Last non-detection date: 2025-06-16 08:15:25
Limiting flux: 19.9931 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/2025nzp