{
  "_id": "4.79",
  "name": "Product definition template 4.79 - individual ensemble forecast, control and perturbed, at a horizontal level or in a horizontal layer in a continuous or non-continuous time interval for atmospheric chemical constituents with source or sink",
  "values": [
    {
      "CONTENTS": "53-64   Specification of the outermost (or only) time range over which statistical processing is done",
      "_id": null,
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "65-nn   These octets are included only if n > 1, where nn = 52 + 12 x n",
      "_id": null,
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Parameter category",
      "_id": "10",
      "note": "4.1",
      "status": "Operational"
    },
    {
      "CONTENTS": "Parameter number",
      "_id": "11",
      "note": "4.2",
      "status": "Operational"
    },
    {
      "CONTENTS": "Atmospheric chemical constituent type",
      "_id": "12-13",
      "note": "4.230",
      "status": "Operational"
    },
    {
      "CONTENTS": "Source or sink",
      "_id": "14",
      "note": "4.238",
      "status": "Operational"
    },
    {
      "CONTENTS": "Type of generating process",
      "_id": "15",
      "note": "4.3",
      "status": "Operational"
    },
    {
      "CONTENTS": "Background generating process identifier (defined by originating centre)",
      "_id": "16",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Forecast generating process identifier (defined by originating centre)",
      "_id": "17",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Hours after reference time of data cut-off",
      "_id": "18-19",
      "note": "(see Note 1)",
      "status": "Operational"
    },
    {
      "CONTENTS": "Minutes after reference time of data cut-off",
      "_id": "20",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Indicator of unit of time range",
      "_id": "21",
      "note": "4.4",
      "status": "Operational"
    },
    {
      "CONTENTS": "Forecast time in units defined by octet 21",
      "_id": "22-25",
      "note": "(see Note 2)",
      "status": "Operational"
    },
    {
      "CONTENTS": "Type of first fixed surface",
      "_id": "26",
      "note": "4.5",
      "status": "Operational"
    },
    {
      "CONTENTS": "Scale factor of first fixed surface",
      "_id": "27",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Scaled value of first fixed surface",
      "_id": "28-31",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Type of second fixed surface",
      "_id": "32",
      "note": "4.5",
      "status": "Operational"
    },
    {
      "CONTENTS": "Scale factor of second fixed surface",
      "_id": "33",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Scaled value of second fixed surface",
      "_id": "34-37",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Type of ensemble forecast",
      "_id": "38",
      "note": "4.6",
      "status": "Operational"
    },
    {
      "CONTENTS": "Perturbation number",
      "_id": "39",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Number of forecasts in ensemble",
      "_id": "40",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Year of end of overall time interval",
      "_id": "41-42",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Month of end of overall time interval",
      "_id": "43",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Day of end of overall time interval",
      "_id": "44",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Hour of end of overall time interval",
      "_id": "45",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Minute of end of overall time interval",
      "_id": "46",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Second of end of overall time interval",
      "_id": "47",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "n - number of time range specifications describing the time intervals used to calculate the statistically processed field",
      "_id": "48",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Total number of data values missing in statistical process",
      "_id": "49-52",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Statistical process used to calculate the processed field from the field at each time increment during the time range",
      "_id": "53",
      "note": "4.10",
      "status": "Operational"
    },
    {
      "CONTENTS": "Type of time increment between successive fields used in the statistical processing",
      "_id": "54",
      "note": "4.11",
      "status": "Operational"
    },
    {
      "CONTENTS": "Indicator of unit of time for time range over which statistical processing is done",
      "_id": "55",
      "note": "4.4",
      "status": "Operational"
    },
    {
      "CONTENTS": "Length of the time range over which statistical processing is done, in units defined by the previous octet",
      "_id": "56-59",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Indicator of unit of time for the increment between the successive fields used",
      "_id": "60",
      "note": "4.4",
      "status": "Operational"
    },
    {
      "CONTENTS": "Time increment between successive fields, in units defined by the previous octet",
      "_id": "61-64",
      "note": "(see Notes 3 and 4)",
      "status": "Operational"
    },
    {
      "CONTENTS": "As octets 53 to 64, next innermost step of processing",
      "_id": "65-76",
      "note": null,
      "status": "Operational"
    },
    {
      "CONTENTS": "Additional time range specifications, included in accordance with the value of n. Contents as octets 53 to 64, repeated as necessary",
      "_id": "77-nn",
      "note": null,
      "status": "Operational"
    }
  ]
}