{
  "startDate": "2015-09-02T00:27:42Z",
  "stopDate": "2025-08-29T23:04:48Z",
  "sampleStartDate": "2025-08-25T16:07:33Z",
  "sampleStopDate": "2025-08-26T07:15:13Z",
  "cadence": "PT58.084069S",
  "x_cadence_fraction": 0.027522935779816515,
  "x_cadence_note": "Counts based on variable 'Epoch' in https://cdaweb.gsfc.nasa.gov/sp_phys/data/mms/mms3/fpi/slow/l2/dis-momsaux/2015/09/mms3_fpi_slow_l2_dis-momsaux_20150902002742_v3.4.0.cdf. The most common cadence, 58084069000 [ns] = PT58.084069S, occurred for 2.7523% of the 3 timesteps.",
  "maxRequestDuration": "PT2723000S",
  "resourceURL": "https://cdaweb.gsfc.nasa.gov/misc/NotesM.html#MMS3_FPI_SLOW_L2_DIS-MOMSAUX",
  "contact": "J. Burch, D. Gershman @ SwRI, GSFC",
  "parameters": [
    {
      "name": "Time",
      "type": "isotime",
      "units": "UTC",
      "length": 30,
      "fill": null,
      "x_description": "Nanoseconds since J2000",
      "x_cdf_NAME": "Epoch",
      "x_cdf_DataType": "CDF_TIME_TT2000"
    },
    {
      "name": "mms3_dis_errorflags_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_UINT4",
      "description": "MMS3 FPI/DIS vector of data-quality indicators at survey-start time. Note: CDF_UINT4 data was converted to HAPI double.",
      "fill": "4.294967295E9",
      "units": "32-bit error flags",
      "x_label": "errFlags",
      "x_cdf_FORMAT": "I10",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS dataQuality errorFlags",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_numberdensity_part_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion number density during this survey",
      "fill": "-1.0E31",
      "units": "cm^-3",
      "x_label": "N",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS partial number density",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_bulkv_part_dbcs_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion bulk-velocity vector in DBCS during this survey",
      "fill": "-1.0E31",
      "units": "km/s",
      "x_label": [
        "Vx_DBCS",
        "Vy_DBCS",
        "Vz_DBCS"
      ],
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS DBCS partial bulk v",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
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        3
      ]
    },
    {
      "name": "mms3_dis_bulkv_part_gse_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion bulk-velocity vector in GSE during this survey",
      "fill": "-1.0E31",
      "units": "km/s",
      "x_label": [
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        "Vy_GSE",
        "Vz_GSE"
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      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS GSE partial bulk v",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_prestensor_part_dbcs_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion pressure tensor in DBCS during this survey",
      "fill": "-1.0E31",
      "units": "nPa",
      "x_label": "P_DBCS",
      "x_labelComponents": [
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      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS DBCS partial pres tensor",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
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      ]
    },
    {
      "name": "mms3_dis_prestensor_part_gse_slow",
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      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion pressure tensor in GSE during this survey",
      "fill": "-1.0E31",
      "units": "nPa",
      "x_label": "P_GSE",
      "x_labelComponents": [
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      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS GSE partial pres tensor",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_temptensor_part_dbcs_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion temperature tensor in DBCS during this survey",
      "fill": "-1.0E31",
      "units": "eV",
      "x_label": "T_DBCS",
      "x_labelComponents": [
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          "y",
          "z"
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        [
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          "z"
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      ],
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      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS DBCS partial temp tensor",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
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      ]
    },
    {
      "name": "mms3_dis_temptensor_part_gse_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion temperature tensor in GSE during this survey",
      "fill": "-1.0E31",
      "units": "eV",
      "x_label": "T_GSE",
      "x_labelComponents": [
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        [
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          "z"
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      ],
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      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS GSE partial temp tensor",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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        3,
        3
      ]
    },
    {
      "name": "mms3_dis_temppara_part_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion parallel temperature during this survey",
      "fill": "-1.0E31",
      "units": "eV",
      "x_label": "eT_para",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI3/DIS partial tempPara",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_tempperp_part_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS partial ion perpendicular temperature during this survey",
      "fill": "-1.0E31",
      "units": "eV",
      "x_label": "eT_perp",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI3/DIS partial tempPerp",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_part_index_slow",
      "type": "integer",
      "x_cdf_DataType": "CDF_UINT2",
      "description": "MMS3 FPI/DIS recommended energy index for partial moments during this survey",
      "fill": "65535",
      "units": "0-31",
      "x_label": "part_index",
      "x_cdf_FORMAT": "I4",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS part_index",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_startdelphi_count_slow",
      "type": "integer",
      "x_cdf_DataType": "CDF_UINT2",
      "description": "MMS3 FPI/DIS Del-Phi (obs spin-phase) count at survey-start time",
      "fill": "65535",
      "units": "del-phi counts",
      "x_label": "DelPhi_cnt",
      "x_cdf_FORMAT": "I4.4",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS start Del-Phi count",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_startdelphi_angle_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS Del-Phi (obs spin-phase) angle at survey-start time",
      "fill": "-1.0E31",
      "units": "deg",
      "x_label": "DelPhi_ang",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS start Del-Phi angle",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_energyspectr_px_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion energy spectrum \"near\" +X_DBCS during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_px",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS energySpectr_pX",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_energyspectr_mx_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion energy spectrum \"near\" -X_DBCS during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_mx",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS energySpectr_mX",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_energyspectr_py_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion energy spectrum \"near\" +Y_DBCS during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_py",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS energySpectr_pY",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_energyspectr_my_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion energy spectrum \"near\" -Y_DBCS during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_my",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS energySpectr_mY",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_energyspectr_pz_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion energy spectrum \"near\" +Z_DBCS during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_pz",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS energySpectr_pZ",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_energyspectr_mz_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion energy spectrum \"near\" -Z_DBCS during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_mz",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS energySpectr_mZ",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_energyspectr_omni_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS omni-directional ion energy spectrum during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_omni",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS energySpectr_omni",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_spectr_bg_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion background energy during this survey",
      "fill": "-1.0E31",
      "units": "keV/(cm^2 s sr keV)",
      "x_label": "DEF_spect_bg",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS spectr_bg",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_numberdensity_bg_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion background number density during this survey",
      "fill": "-1.0E31",
      "units": "cm^-3",
      "x_label": "N_bg",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS background number density",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_numberdensity_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion number density during this survey",
      "fill": "-1.0E31",
      "units": "cm^-3",
      "x_label": "N",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS number density",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_densityextrapolation_low_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS estimated (via extrapolation to 0) contribution to density integral below 10eV",
      "fill": "-1.0E31",
      "units": "cm^-3",
      "x_label": "N",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS density extrapolation (low)",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_densityextrapolation_high_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS estimated (via extrapolation to infinity) contribution to density integral above 30keV",
      "fill": "-1.0E31",
      "units": "cm^-3",
      "x_label": "N",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS density extrapolation (high)",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
    },
    {
      "name": "mms3_dis_bulkv_dbcs_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion bulk-velocity vector in DBCS during this survey",
      "fill": "-1.0E31",
      "units": "km/s",
      "x_label": [
        "Vx_DBCS",
        "Vy_DBCS",
        "Vz_DBCS"
      ],
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS DBCS bulk v",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_bulkv_gse_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion bulk-velocity vector in GSE during this survey",
      "fill": "-1.0E31",
      "units": "km/s",
      "x_label": [
        "Vx_GSE",
        "Vy_GSE",
        "Vz_GSE"
      ],
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS GSE bulk v",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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      ]
    },
    {
      "name": "mms3_dis_prestensor_dbcs_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion pressure tensor in DBCS during this survey",
      "fill": "-1.0E31",
      "units": "nPa",
      "x_label": "P_DBCS",
      "x_labelComponents": [
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        [
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      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS DBCS pres tensor",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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        3
      ]
    },
    {
      "name": "mms3_dis_prestensor_gse_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion pressure tensor in GSE during this survey",
      "fill": "-1.0E31",
      "units": "nPa",
      "x_label": "P_GSE",
      "x_labelComponents": [
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        [
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      "x_cdf_FIELDNAM": "MMS3 FPI/DIS GSE pres tensor",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch",
      "size": [
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        3
      ]
    },
    {
      "name": "mms3_dis_pres_bg_slow",
      "type": "double",
      "x_cdf_DataType": "CDF_REAL4",
      "description": "MMS3 FPI/DIS ion background pressure during this survey",
      "fill": "-1.0E31",
      "units": "nPa",
      "x_label": "DEF_pres_bg",
      "x_format": ".2e",
      "x_fractionDigits": "2",
      "x_cdf_FORMAT": "E12.2",
      "x_cdf_FIELDNAM": "MMS3 FPI/DIS pres_bg",
      "x_cdf_DISPLAY_TYPE": "default_dimension",
      "x_cdf_DEPEND_0": "Epoch"
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