time

{
  "id": "NISTq3",
  "unitsml_id": "q:time",
  "name": "time",
  "names": [
    {
      "value": "time",
      "lang": "en"
    },
    {
      "value": "duration",
      "lang": "en"
    },
    {
      "value": "temps",
      "lang": "fr"
    }
  ],
  "short": "time",
  "type": "base",
  "dimension": {
    "id": "NISTd3",
    "name": "time",
    "expression": "T",
    "components": [
      {
        "key": "time",
        "symbol": "T",
        "power": 1
      }
    ],
    "dimensionless": false
  },
  "units": [
    {
      "id": "NISTu106",
      "name": "year (365 days)",
      "symbol": "a"
    },
    {
      "id": "NISTu245",
      "name": "natural unit of time",
      "symbol": "ℏ/𝑚ₑ𝑐²"
    },
    {
      "id": "NISTu251",
      "name": "atomic unit of time",
      "symbol": "ℏ/𝐸ₕ"
    },
    {
      "id": "NISTu3",
      "name": "second",
      "symbol": "″"
    },
    {
      "id": "NISTu338",
      "name": "year, tropical",
      "symbol": "a"
    },
    {
      "id": "NISTu339",
      "name": "year, sidereal",
      "symbol": "a"
    },
    {
      "id": "NISTu340",
      "name": "day, sidereal",
      "symbol": "d"
    },
    {
      "id": "NISTu341",
      "name": "hour, sidereal",
      "symbol": "h"
    },
    {
      "id": "NISTu342",
      "name": "minute, sidereal",
      "symbol": "min"
    },
    {
      "id": "NISTu343",
      "name": "second, sidereal",
      "symbol": "s"
    },
    {
      "id": "NISTu345",
      "name": "shake",
      "symbol": "shake"
    },
    {
      "id": "NISTu36",
      "name": "minute",
      "symbol": "′"
    },
    {
      "id": "NISTu37",
      "name": "hour",
      "symbol": "h"
    },
    {
      "id": "NISTu38",
      "name": "day",
      "symbol": "d"
    }
  ],
  "unit_count": 14,
  "identifiers": [
    {
      "type": "nist",
      "id": "NISTq3"
    },
    {
      "type": "unitsml",
      "id": "q:time"
    }
  ],
  "references": [
    {
      "type": "normative",
      "authority": "si-digital-framework",
      "uri": "http://si-digital-framework.org/quantities/TIME"
    },
    {
      "type": "informative",
      "authority": "qudt",
      "uri": "http://qudt.org/vocab/quantitykind/Time"
    }
  ]
}