{
  "_id": "3.15",
  "name": "Code table 3.15 - Physical meaning of vertical coordinate",
  "values": [
    {
      "codeentry": "Reserved",
      "codefigure": "0-19",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Temperature",
      "codefigure": "20",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "K"
    },
    {
      "codeentry": "Reserved",
      "codefigure": "21-99",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Pressure",
      "codefigure": "100",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "Pa"
    },
    {
      "codeentry": "Pressure deviation from mean sea level",
      "codefigure": "101",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "Pa"
    },
    {
      "codeentry": "Altitude above mean sea level",
      "codefigure": "102",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "m"
    },
    {
      "codeentry": "Height above ground",
      "codefigure": "103",
      "flag_value": "",
      "note": "(see Note 1)",
      "status": "Operational",
      "unit": "m"
    },
    {
      "codeentry": "Sigma coordinate",
      "codefigure": "104",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Hybrid coordinate",
      "codefigure": "105",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Depth below land surface",
      "codefigure": "106",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "m"
    },
    {
      "codeentry": "Potential temperature (theta)",
      "codefigure": "107",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "K"
    },
    {
      "codeentry": "Pressure deviation from ground to level",
      "codefigure": "108",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "Pa"
    },
    {
      "codeentry": "Potential vorticity",
      "codefigure": "109",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "K m2 kg-1 s-1"
    },
    {
      "codeentry": "Geometrical height",
      "codefigure": "110",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "m"
    },
    {
      "codeentry": "Eta coordinate",
      "codefigure": "111",
      "flag_value": "",
      "note": "(see Note 2)",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Geopotential height",
      "codefigure": "112",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "gpm"
    },
    {
      "codeentry": "Logarithmic hybrid coordinate",
      "codefigure": "113",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Reserved",
      "codefigure": "114-159",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Depth below sea level",
      "codefigure": "160",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": "m"
    },
    {
      "codeentry": "Reserved",
      "codefigure": "161-191",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Reserved for local use",
      "codefigure": "192-254",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    },
    {
      "codeentry": "Missing",
      "codefigure": "255",
      "flag_value": "",
      "note": "",
      "status": "Operational",
      "unit": ""
    }
  ]
}