{
  "SN2025yyn": {
    "schema": "https://github.com/astrocatalogs/supernovae/blob/d3ef5fc/SCHEMA.md",
    "name": "SN2025yyn",
    "sources": [
      {
        "name": "Transient Name Server",
        "url": "https://www.wis-tns.org/object/2025yyn",
        "alias": "1"
      },
      {
        "name": "2025TNSTR3935....1H",
        "bibcode": "2025TNSTR3935....1H",
        "reference": "K-Ryan Hinds (Caltech)",
        "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": "2025yyn",
        "source": "1"
      },
      {
        "value": "AT2025yyn",
        "source": "1"
      },
      {
        "value": "GOTO25ikr",
        "source": "1"
      },
      {
        "value": "SN2025yyn",
        "source": "1"
      },
      {
        "value": "ATLAS25mio",
        "source": "1"
      },
      {
        "value": "SN 2025yyn",
        "source": "1"
      },
      {
        "value": "ZTF25abupdae",
        "source": "1"
      }
    ],
    "ra": [
      {
        "value": "09:54:16.549",
        "u_value": "hours",
        "source": "1"
      }
    ],
    "dec": [
      {
        "value": "+68:19:56.29",
        "u_value": "degrees",
        "source": "1"
      }
    ],
    "claimedtype": [
      {
        "value": "IIb",
        "source": "1"
      }
    ],
    "redshift": [
      {
        "value": "0.01463",
        "kind": "spectroscopic",
        "source": "1"
      }
    ],
    "discoverer": [
      {
        "value": "K-Ryan Hinds (Caltech), Christoffer Fremling (Caltech), Daniel Perley (LJMU), Theophile du Laz (Caltech) on behalf of ZTF",
        "source": "1"
      }
    ],
    "discoverdate": [
      {
        "value": "2025/09/30",
        "source": "1"
      }
    ],
    "photometry": [
      {
        "time": "60948.51897",
        "magnitude": "18.31",
        "band": "g",
        "u_time": "MJD",
        "source": "2",
        "telescope": "ZTF"
      }
    ],
    "velocity": [
      {
        "value": "4,354",
        "derived": true,
        "u_value": "km/s",
        "kind": "heliocentric"
      }
    ],
    "lumdist": [
      {
        "value": "63.36",
        "derived": true,
        "u_value": "Mpc",
        "dist_mly": 206.7,
        "dist_mod": 34.01
      }
    ],
    "comovingdist": [
      {
        "value": "62.45",
        "derived": true,
        "u_value": "Mpc"
      }
    ],
    "ebv": [
      {
        "value": "0.0900",
        "derived": true,
        "u_value": "mag",
        "a_v": 0.279,
        "source_name": "Schlafly & Finkbeiner (2011)"
      }
    ],
    "maxappmag": [
      {
        "value": "18.31 (g)",
        "derived": true,
        "band": "g"
      }
    ],
    "maxdate": [
      {
        "value": "2025/09/30 (MJD 60948.5)",
        "derived": true
      }
    ],
    "maxabsmag": [
      {
        "value": "-15.70 mag",
        "derived": true,
        "dereddened": "-15.98 mag (A_V corrected)"
      }
    ]
  }
}