{
  "SN2025byj": {
    "schema": "https://github.com/astrocatalogs/supernovae/blob/d3ef5fc/SCHEMA.md",
    "name": "SN2025byj",
    "sources": [
      {
        "name": "Transient Name Server",
        "url": "https://www.wis-tns.org/object/2025byj",
        "alias": "1"
      },
      {
        "name": "2025TNSTR.652....1J",
        "bibcode": "2025TNSTR.652....1J",
        "reference": "S. Jurado",
        "alias": "2"
      },
      {
        "name": "The Open Supernova Catalog",
        "bibcode": "2017ApJ...835...64G",
        "reference": "Guillochon et al. (2017)",
        "secondary": true,
        "url": "https://sne.space",
        "alias": "3"
      }
    ],
    "alias": [
      {
        "value": "2025byj",
        "source": "1"
      },
      {
        "value": "PS25cel",
        "source": "1"
      },
      {
        "value": "AT2025byj",
        "source": "1"
      },
      {
        "value": "GOTO25aml",
        "source": "1"
      },
      {
        "value": "SN2025byj",
        "source": "1"
      },
      {
        "value": "ATLAS25btf",
        "source": "1"
      },
      {
        "value": "SN 2025byj",
        "source": "1"
      },
      {
        "value": "ZTF25aafvaqf",
        "source": "1"
      }
    ],
    "ra": [
      {
        "value": "08:09:45.694",
        "u_value": "hours",
        "source": "1"
      }
    ],
    "dec": [
      {
        "value": "+51:40:32.66",
        "u_value": "degrees",
        "source": "1"
      }
    ],
    "claimedtype": [
      {
        "value": "Ia",
        "source": "1"
      }
    ],
    "redshift": [
      {
        "value": "0.071",
        "kind": "spectroscopic",
        "source": "1"
      }
    ],
    "discoverer": [
      {
        "value": "S. Jurado, F.E. Bauer, F. Forster, 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",
        "source": "1"
      }
    ],
    "discoverdate": [
      {
        "value": "2025/02/18",
        "source": "1"
      }
    ],
    "photometry": [
      {
        "time": "60724.34991",
        "magnitude": "19.13",
        "band": "r",
        "u_time": "MJD",
        "source": "2",
        "telescope": "ALeRCE"
      }
    ],
    "velocity": [
      {
        "value": "20,531",
        "derived": true,
        "u_value": "km/s",
        "kind": "heliocentric"
      }
    ],
    "lumdist": [
      {
        "value": "320.39",
        "derived": true,
        "u_value": "Mpc",
        "dist_mly": 1045.0,
        "dist_mod": 37.53
      }
    ],
    "comovingdist": [
      {
        "value": "299.15",
        "derived": true,
        "u_value": "Mpc"
      }
    ],
    "ebv": [
      {
        "value": "0.0512",
        "derived": true,
        "u_value": "mag",
        "a_v": 0.159,
        "source_name": "Schlafly & Finkbeiner (2011)"
      }
    ],
    "maxappmag": [
      {
        "value": "19.13 (r)",
        "derived": true,
        "band": "r"
      }
    ],
    "maxdate": [
      {
        "value": "2025/02/18 (MJD 60724.3)",
        "derived": true
      }
    ],
    "maxabsmag": [
      {
        "value": "-18.40 mag",
        "derived": true,
        "dereddened": "-18.56 mag (A_V corrected)"
      }
    ],
    "host": [
      {
        "value": "LEDA 2398442 (PGC 2398442)",
        "derived": true
      }
    ],
    "hostra": [
      {
        "value": "08 09 40.9",
        "derived": true
      }
    ],
    "hostdec": [
      {
        "value": "+51 41 35",
        "derived": true
      }
    ],
    "hostoffsetang": [
      {
        "value": "76.6\u2033 (PA 144\u00b0) (~103.79 kpc)",
        "derived": true
      }
    ]
  }
}