{
  "startDate": "1981-08-08T15:54Z",
  "stopDate": "1983-02-17T17:15:23Z",
  "sampleStartDate": "1983-02-16T04:29:57Z",
  "sampleStopDate": "1983-02-16T23:39:23Z",
  "cadence": "PT2S",
  "x_cadence_fraction": 0.43218197135636055,
  "x_cadence_note": "Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/de/de2/neutral_gas_wats/wind2s_wats_cdaweb/1981/de2_wind2s_wats_19810808_v01.cdf. The most common cadence, 2000 [ms] = PT2S, occurred for 43.2182% of the 513 timesteps. ",
  "maxRequestDuration": "PT3448300S",
  "resourceURL": "https://cdaweb.gsfc.nasa.gov/misc/NotesD.html#DE2_WIND2S_WATS",
  "contact": "Nelson W. Spencer @ NASA/GSFC",
  "resourceID": "https://doi.org/10.48322/z50y-hd65",
  "additionalMetadata": {
    "name": "SPASE",
    "contentURL": "https://spase-metadata.org/NASA/NumericalData/DE2/WATS/PT2S.html"
  },
  "parameters": [
    {
      "name": "Time",
      "type": "isotime",
      "units": "UTC",
      "length": 24,
      "fill": null,
      "x_description": "NSSDC standard-reference time value. ",
      "x_cdf_NAME": "Epoch",
      "x_cdf_DataType": "CDF_EPOCH"
    },
    {
      "name": "Mode",
      "type": "integer",
      "x_cdf_DataType": "CDF_INT1",
      "description": "Mode = 3,4 measuring the horizontal velocity, =5,6 measuring the vertical velocity",
      "fill": "9",
      "units": " ",
      "x_label": "Mode",
      "x_cdf_FORMAT": "i2",
      "x_cdf_FIELDNAM": "Mode",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "Mass",
      "type": "integer",
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      "description": "Mass of neutrals in AMU",
      "fill": "9",
      "units": "amu",
      "x_label": "Mass",
      "x_cdf_FORMAT": "i3",
      "x_cdf_FIELDNAM": "Mass",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "density",
      "type": "double",
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      "description": "Density of neutrals in cm-3",
      "fill": "-9.0",
      "units": "cm-3",
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      "x_format": ".5e",
      "x_fractionDigits": "5",
      "x_cdf_FORMAT": "e12.5",
      "x_cdf_FIELDNAM": "neutral density",
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      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "Tn",
      "type": "double",
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      "description": "Neutral Temperature in Kelvin",
      "fill": "-9.0",
      "units": "K",
      "x_label": "Tn",
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      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f7.1",
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    },
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      "description": "-------------------> Vertical velocity (positive in the Y-axis direction)",
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      "name": "V_H_geo",
      "type": "double",
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      "x_fractionDigits": "1",
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      "x_cdf_DEPEND_0": "Epoch"
    },
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      "name": "V_V_geo",
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      "description": "-------------------> Vertical velocity (positive upward)",
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      "x_label": "V_vert",
      "x_format": ".1f",
      "x_fractionDigits": "1",
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      "x_cdf_DEPEND_0": "Epoch"
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      "name": "V_H_geo_corr",
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      "x_cdf_DataType": "CDF_REAL4",
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      "units": "m/s",
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      "x_cdf_FORMAT": "f8.1",
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    {
      "name": "V_V_geo_corr",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "-------------------> Vertical velocity",
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      "x_label": "V_vert_corr",
      "x_format": ".1f",
      "x_fractionDigits": "1",
      "x_cdf_FORMAT": "f8.1",
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      "x_cdf_DISPLAY_TYPE": "default_dimensionscatter",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "OrbitNumber",
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      "x_cdf_DataType": "CDF_INT4",
      "description": "Orbit Number",
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      "units": " ",
      "x_label": "Orbit #",
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      "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": "-9.0",
      "units": "km",
      "x_label": "Altitude",
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      "name": "glat",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "Geographic Latitude in degrees",
      "fill": "-9.0",
      "units": "deg",
      "x_label": "Geog Lat",
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      "name": "glon",
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      "units": "deg",
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      "name": "lst",
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      "description": "Local Solar Time",
      "fill": "-9.0",
      "units": "hr",
      "x_label": "LST",
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      "name": "lmt",
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      "description": "Local Magnetic Time",
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      "x_label": "LMT",
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      "description": "Solar Zenith Angle in degrees",
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      "description": "McIllwain L value",
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      "units": " ",
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      "name": "ilat",
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      "description": "Invariant latitude in degrees",
      "fill": "-9.0",
      "units": "deg",
      "x_label": "Inv Lat",
      "x_format": ".2f",
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  "x_info_author": "bw",
  "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"
}