{
  "startDate": "1981-08-08T13:40:02Z",
  "stopDate": "1983-02-15T16:24:32Z",
  "sampleStartDate": "1983-02-14T00:33Z",
  "sampleStopDate": "1983-02-14T16:47:29Z",
  "cadence": "PT1S",
  "x_cadence_fraction": 0.7357558139534883,
  "x_cadence_note": "Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/de/de2/neutral_gas_nacs/neutral1s_nacs_cdaweb/1981/de2_neutral1s_nacs_19810808_v01.cdf. The most common cadence, 1000 [ms] = PT1S, occurred for 73.5756% of the 2531 timesteps. ",
  "maxRequestDuration": "PT2923450S",
  "resourceURL": "https://cdaweb.gsfc.nasa.gov/misc/NotesD.html#DE2_NEUTRAL1S_NACS",
  "contact": "Nelson W. Spencer @ NASA/GSFC",
  "resourceID": "https://doi.org/10.48322/j8kp-5y58",
  "additionalMetadata": {
    "name": "SPASE",
    "contentURL": "https://spase-metadata.org/NASA/NumericalData/DE2/NACS/PT1S.html"
  },
  "parameters": [
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      "type": "isotime",
      "units": "UTC",
      "length": 24,
      "fill": null,
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      "x_cdf_DataType": "CDF_EPOCH"
    },
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      "fill": "-999.0",
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      "x_fractionDigits": "6",
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    },
    {
      "name": "O_density_error_rate",
      "type": "double",
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      "description": "O Density error in %",
      "fill": "-999.0",
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      "x_label": "n(O) error",
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    },
    {
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      "name": "N2_density_error_rate",
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    {
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    {
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      "name": "Ar_density",
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    {
      "name": "Ar_density_error_rate",
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      "name": "OrbitNumber",
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      "description": "Orbit Number",
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      "units": " ",
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      "x_cdf_FIELDNAM": "Orbit Number",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
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      "name": "alt",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Altitude in km",
      "fill": "-999.0",
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      "units": "deg",
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      "description": "Geographic Longitude in degrees",
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      "units": "deg",
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      "name": "lmt",
      "type": "double",
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      "description": "Local Magnetic Time in hours",
      "fill": "-999.0",
      "units": "hr",
      "x_label": "LMT",
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      "name": "L",
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      "description": "McIllwain L value",
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      "units": " ",
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      "description": "Invariant latitude in degrees",
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      "description": "Solar Zenith Angle in degrees",
      "fill": "-999.0",
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      "x_label": "SZA",
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  "x_cdaweb_hapi_version": "20260130.0606",
  "x_info_caching": false,
  "status": {
    "code": 1200,
    "message": "OK"
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  "HAPI": "3.2",
  "x_LastUpdate": "2026-04-12T15:09:50Z"
}