{
  "HAPI": "3.2",
  "x_description": "This dataset contains differential fluxes of Helium ions from 8 energy channels, 16 azimuthal sectors and 12 polar directions with only synchronous sectors appearing in any one record (split distributions) observed by the IIMS detector heads of the RAPID instrument onboard Cluster SC2",
  "cadence": "PT128.000000S",
  "parameters": [
    {
      "type": "isotime",
      "units": "UTC",
      "name": "Time_tags",
      "description": "Interval centered time tag",
      "label": "Universal Time",
      "length": 23,
      "fill": null
    },
    {
      "type": "double",
      "name": "Time_half_interval",
      "description": "Time half interval",
      "units": "s",
      "fill": "-1.000"
    },
    {
      "type": "integer",
      "name": "Rec_Key",
      "description": "Key for split ion distributions: eg '32' means record 2 of 3 records",
      "label": "3D ion record key",
      "units": null,
      "fill": "99"
    },
    {
      "type": "double",
      "name": "Helium_Dif_flux_3D",
      "description": "Helium Differential Flux",
      "label": "Helium Differential Flux",
      "units": "Particles/(cm^2 s sr keV)",
      "fill": "-1.000E+31",
      "bins": [
        {
          "name": "Dimension_E__C2_CP_RAP_I3D_He",
          "centers": [
            29.9,
            137.8,
            172.3,
            235.1,
            351,
            737,
            1689,
            3799
          ],
          "units": null
        },
        {
          "name": "Dimension_Az__C2_CP_RAP_I3D_He",
          "centers": [
            11.25,
            33.75,
            56.25,
            78.75,
            101.25,
            123.75,
            146.25,
            168.75,
            191.25,
            213.75,
            236.25,
            258.75,
            281.25,
            303.75,
            326.25,
            348.75
          ],
          "units": null
        },
        {
          "name": "Dimension_Pol__C2_CP_RAP_I3D_He",
          "centers": [
            7.5,
            22.5,
            37.5,
            52.5,
            67.5,
            82.5,
            97.5,
            112.5,
            127.5,
            142.5,
            157.5,
            172.5
          ],
          "units": null
        }
      ],
      "size": [
        8,
        16,
        12
      ]
    },
    {
      "type": "double",
      "name": "Helium_Dif_flux_3D_SD",
      "description": "Standard Deviation of Helium Differential Flux",
      "label": "Std. Dev. Helium Differential Flux",
      "units": "Particles/(cm^2 s sr keV)",
      "fill": "-1.000E+31",
      "bins": [
        {
          "name": "Dimension_E__C2_CP_RAP_I3D_He",
          "centers": [
            29.9,
            137.8,
            172.3,
            235.1,
            351,
            737,
            1689,
            3799
          ],
          "units": null
        },
        {
          "name": "Dimension_Az__C2_CP_RAP_I3D_He",
          "centers": [
            11.25,
            33.75,
            56.25,
            78.75,
            101.25,
            123.75,
            146.25,
            168.75,
            191.25,
            213.75,
            236.25,
            258.75,
            281.25,
            303.75,
            326.25,
            348.75
          ],
          "units": null
        },
        {
          "name": "Dimension_Pol__C2_CP_RAP_I3D_He",
          "centers": [
            7.5,
            22.5,
            37.5,
            52.5,
            67.5,
            82.5,
            97.5,
            112.5,
            127.5,
            142.5,
            157.5,
            172.5
          ],
          "units": null
        }
      ],
      "size": [
        8,
        16,
        12
      ]
    },
    {
      "type": "integer",
      "name": "Quality",
      "description": "CSA Data quality: 0 N/A, 2 rates, 3 processed data",
      "label": "Data quality flag",
      "units": null,
      "fill": "-1"
    }
  ],
  "startDate": "2000-12-01T00:00Z",
  "stopDate": "2024-02-02T00:00Z",
  "x_tap_url": "https://csa.esac.esa.int/csa-sl-tap/data?retrieval_type=HEADER&DATASET_ID=C2_CP_RAP_I3D_He&FORCEPACK=false",
  "sampleStartDate": "2022-03-31T10:00Z",
  "sampleStopDate": "2022-03-31T17:00Z",
  "x_tap_data_url": "https://csa.esac.esa.int/csa-sl-tap/data?RETRIEVAL_TYPE=product&RETRIEVAL_ACCESS=streamed&DATASET_ID=C2_CP_RAP_I3D_He&START_DATE=2022-03-31T10:00:00.000Z&END_DATE=2022-03-31T17:00:00.000Z",
  "status": {
    "code": 1200,
    "message": "OK"
  },
  "x_LastUpdate": "2026-04-12T15:08:41Z"
}