{
  "startDate": "2008-11-09T06:08:01Z",
  "stopDate": "2024-09-13T17:44:04Z",
  "sampleStartDate": "2008-11-09T06:08:01Z",
  "sampleStopDate": "2024-09-13T17:44:04Z",
  "cadence": "PT32M32S",
  "x_cadence_fraction": 0.8856779425209683,
  "x_cadence_note": "Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/new-horizons/swap/ions/new_horizons_swap_pickup-ions_20081108180800_v1.0.0.cdf. The most common cadence, 1952000000000 [ns] = PT32M32S, occurred for 88.5678% of the 44562 timesteps. ",
  "maxRequestDuration": "PT500038563S",
  "resourceURL": "https://cdaweb.gsfc.nasa.gov/misc/NotesN.html#NEW_HORIZONS_SWAP_PICKUP-IONS",
  "contact": "David J. McComas @ Princeton",
  "resourceID": "https://doi.org/10.48322/d4g8-sm25",
  "additionalMetadata": {
    "name": "SPASE",
    "contentURL": "https://spase-metadata.org/NASA/NumericalData/NewHorizons/SWAP/PickupIon/ValidatedSummary/P1D.html"
  },
  "parameters": [
    {
      "name": "Time",
      "type": "isotime",
      "units": "UTC",
      "length": 30,
      "fill": null,
      "x_description": "The middle of the UTC time of the coarse-fine energy sweep used to determine the solar wind parameters.",
      "x_cdf_NAME": "Epoch",
      "x_cdf_DataType": "CDF_TIME_TT2000"
    },
    {
      "name": "START_TIME",
      "type": "string",
      "x_cdf_DataType": "CDF_CHAR",
      "description": "Start Date/Time of the measurement (No Plot)",
      "fill": null,
      "length": 19,
      "units": null,
      "x_cdf_FORMAT": "A26",
      "x_cdf_FIELDNAM": "NH SWAP: Start Time (UTC)",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "STOP_TIME",
      "type": "string",
      "x_cdf_DataType": "CDF_CHAR",
      "description": "Stop Date/Time of the measurement (No Plot)",
      "fill": null,
      "length": 19,
      "units": null,
      "x_cdf_FORMAT": "A26",
      "x_cdf_FIELDNAM": "NH SWAP: Stop Time (UTC)",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "DISTANCE",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Distance from Sun in AU",
      "fill": "-1.0E31",
      "units": "AU",
      "x_label": "DISTANCE",
      "x_format": ".5f",
      "x_fractionDigits": "5",
      "x_cdf_FORMAT": "F8.5",
      "x_cdf_FIELDNAM": "NH SWAP: Distance from the Sun to spacecraft in AU",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "DENSITY",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Pickup Ion Density in cm**-3",
      "fill": "-1.0E31",
      "units": "cm**-3",
      "x_label": "DENSITY",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E8.2",
      "x_cdf_FIELDNAM": "NH SWAP: Pickup Ion Density",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "TEMPERATURE",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Temperature in K",
      "fill": "-1.0E31",
      "units": "K",
      "x_label": "TEMPERATURE",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E8.2",
      "x_cdf_FIELDNAM": "NH SWAP: Pickup Ion Temperature",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "THERMAL_PRESSURE",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Thermal Pressure in pPa",
      "fill": "-1.0E31",
      "units": "pPa",
      "x_label": "THERMAL_PRESSURE",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E8.2",
      "x_cdf_FIELDNAM": "NH SWAP: Pickup Ion Thermal Pressure",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "IONIZATION_RATE",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Ionization Rate in s^-1",
      "fill": "-1.0E31",
      "units": "s^-1",
      "x_label": "IONIZATION_RATE",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E8.2",
      "x_cdf_FIELDNAM": "NH SWAP: Rate that incoming interstellar neutrals are ionized",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "FIT_COOLING_INDEX",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "An index that characterizes non-adiabatic cooling of interstellar pickup ions",
      "fill": "-1.0E31",
      "units": "index",
      "x_label": "FIT_COOLING_INDEX",
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      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E8.2",
      "x_cdf_FIELDNAM": "NH SWAP: Index that characterizes non-adiabatic cooling of interstellar pickup ions",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "FIT_INJECTION_SPEED",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Pickup ion injection speed into the solar wind",
      "fill": "-1.0E31",
      "units": "km s^-1",
      "x_label": "FIT_INJECTION_SPEED",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E8.2",
      "x_cdf_FIELDNAM": "NH SWAP: Pickup ion injection speed into the solar wind",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "BACKGROUND_RATE",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Noise background rate subtracted from distribution",
      "fill": "-1.0E31",
      "units": "Hz",
      "x_label": "BACKGROUND_RATE",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E8.2",
      "x_cdf_FIELDNAM": "NH SWAP: Noise background rate subtracted from distribution",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    }
  ],
  "x_info_author": "bw",
  "x_cdaweb_hapi_version": "20260130.0606",
  "x_info_caching": false,
  "status": {
    "code": 1200,
    "message": "OK"
  },
  "HAPI": "3.2",
  "x_LastUpdate": "2026-04-12T15:11:52Z"
}