{
  "id": "TS1_L2_EFI_EAC",
  "url": "https://cdaweb.gsfc.nasa.gov/pub/software/cdawlib/0JSONS/ts1_l2_efi_eac_00000000_v01.json",
  "data-file": "./data/master/info/TS1_L2_EFI_EAC.json",
  "data": {
    "ts1_l2_efi_eac_00000000_v01.cdf": {
      "CDFFileInfo": [
        {
          "FileVersion": "3.9.1"
        },
        {
          "Format": "SINGLE"
        },
        {
          "Majority": "COLUMN"
        },
        {
          "Encoding": "IBMPC"
        }
      ],
      "CDFglobalAttributes": [
        {
          "Software_name": [
            {
              "0": " "
            }
          ]
        },
        {
          "Generation_date": [
            {
              "0": " "
            }
          ]
        },
        {
          "Software_version": [
            {
              "0": " "
            }
          ]
        },
        {
          "Data_version": [
            {
              "0": " "
            }
          ]
        },
        {
          "Parents": [
            {
              "0": " "
            }
          ]
        },
        {
          "Logical_file_id": [
            {
              "0": " "
            }
          ]
        },
        {
          "Project": [
            {
              "0": "STP>Solar-Terrestrial Physics"
            }
          ]
        },
        {
          "Source_name": [
            {
              "0": "TRACERS1>Tandem Reconnection and Cusp Electrodynamics Reconnaissance Satellite 1"
            }
          ]
        },
        {
          "Discipline": [
            {
              "0": "Space Physics>Magnetospheric Science"
            },
            {
              "1": "Space Physics>Ionospheric Science"
            }
          ]
        },
        {
          "Data_type": [
            {
              "0": "L2>Level 2 "
            }
          ]
        },
        {
          "Descriptor": [
            {
              "0": "EFI>Electric Fields Instrument"
            }
          ]
        },
        {
          "PI_name": [
            {
              "0": "J. W. Bonnell"
            }
          ]
        },
        {
          "PI_affiliation": [
            {
              "0": "Space Sciences Laboratory"
            }
          ]
        },
        {
          "TEXT": [
            {
              "0": "https://link-springer-com.libproxy.berkeley.edu/article/10.1007/s11214-025-01202-5','AC electric field measurements for SV1.'] "
            }
          ]
        },
        {
          "Instrument_type": [
            {
              "0": "Electric Fields (space)"
            }
          ]
        },
        {
          "Mission_group": [
            {
              "0": "TRACERS"
            }
          ]
        },
        {
          "Logical_source": [
            {
              "0": "ts1_l2_eac"
            }
          ]
        },
        {
          "Logical_source_description": [
            {
              "0": "TRACERS Satellite 1 Level 2 Electric Fields Instrument (EFI) AC Electric Field"
            }
          ]
        },
        {
          "Rules_of_use": [
            {
              "0": "https://tracers.physics.uiowa.edu/rules-use"
            }
          ]
        },
        {
          "Generated_by": [
            {
              "0": " "
            }
          ]
        },
        {
          "MODS": [
            {
              "0": " "
            }
          ]
        },
        {
          "LINK_TEXT": [
            {
              "0": "Portal at"
            }
          ]
        },
        {
          "LINK_TITLE": [
            {
              "0": "UIowa"
            }
          ]
        },
        {
          "HTTP_LINK": [
            {
              "0": "https://tracers.physics.uiowa.edu/"
            }
          ]
        }
      ],
      "CDFVariables": [
        {
          "ts1_l2_eac_TSCS": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_REAL4"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 1
                },
                {
                  "DimSizes": [
                    2
                  ]
                },
                {
                  "RecVariance": "VARY"
                },
                {
                  "DimVariances": [
                    "VARY"
                  ]
                },
                {
                  "PadValue": -1e+30
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Spin-plane electric field vector in the TRACERS spinning frame (TSCS). This frame is defined by X along the +X electric field stacer, Y along the +Y electric field stacer, and Z as the cross product of the X and Y (approximately along the spin-axis of the spacecraft). This AC coupled measurement is sampled at 2048 samples/second and has a resolution of .023 mV/m. Note that there are only 2 components in this vector as the third component cannot be directly inferred and derived for all plasma waves."
                },
                {
                  "VAR_TYPE": "data"
                },
                {
                  "DEPEND_0": "Epoch"
                },
                {
                  "UNITS": "V/m"
                },
                {
                  "FIELDNAM": "AC Electric Field in TSCS"
                },
                {
                  "CATDESC": "AC Electric Field in TSCS"
                },
                {
                  "FILLVAL": -1e+31
                },
                {
                  "DISPLAY_TYPE": "time_series"
                },
                {
                  "COORD_FRAME": "TS1_TSCS"
                },
                {
                  "FORMAT": "F8.3"
                },
                {
                  "LABLAXIS": "EAC in TS1_TSCS"
                },
                {
                  "LABL_PTR_2": "ts1_l2_eac_TSCS_comp_lbl"
                },
                {
                  "VALIDMAX": 0.674
                },
                {
                  "VALIDMIN": -0.674
                }
              ]
            }
          ]
        },
        {
          "ts1_l2_eac_TSCS_comp_lbl": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_CHAR"
                },
                {
                  "NumElements": 6
                },
                {
                  "NumDims": 1
                },
                {
                  "DimSizes": [
                    2
                  ]
                },
                {
                  "RecVariance": "NOVARY"
                },
                {
                  "DimVariances": [
                    "VARY"
                  ]
                },
                {
                  "NumWrittenRecords": 1
                },
                {
                  "PadValue": " "
                },
                {
                  "BlockingFactor": 1
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_TYPE": "metadata"
                },
                {
                  "FIELDNAM": "EAC waveform timeseries labels"
                },
                {
                  "CATDESC": "EAC waveform timeseries labels"
                },
                {
                  "FORMAT": "%s"
                }
              ]
            },
            {
              "VarData": [
                "TSCS_x",
                "TSCS_y"
              ]
            }
          ]
        },
        {
          "ts1_eac_x_calibration": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_REAL4"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 2
                },
                {
                  "DimSizes": [
                    2,
                    257
                  ]
                },
                {
                  "RecVariance": "NOVARY"
                },
                {
                  "DimVariances": [
                    "VARY",
                    "VARY"
                  ]
                },
                {
                  "NumWrittenRecords": 1
                },
                {
                  "PadValue": -1e+30
                },
                {
                  "BlockingFactor": 1
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Full real and imaginary frequency response of EAC X antenna for phase and amplitude correction in the frequency domain. To use this table (1) Perform FFT of desired length on each Epoch of waveform data. (2) Interpolate calibration table to obtain transfer function at desired frequency (3) Divide positive FFT frequencies by listed complex calibration values (4) Divide negative FFT frequencies by complex conjugate of listed calibration     values. (5) Perform inverse FFT to return the signal to time domain if desired.  Note: this table significantly amplifies low frequency components"
                },
                {
                  "VAR_TYPE": "support_data"
                },
                {
                  "DEPEND_0": "Frequency"
                },
                {
                  "UNITS": " "
                },
                {
                  "FIELDNAM": "EAC_x calibration table"
                },
                {
                  "CATDESC": "Calibration table for AC Electric Field, X component "
                },
                {
                  "FILLVAL": -1e+31
                },
                {
                  "FORMAT": "F8.3"
                },
                {
                  "LABLAXIS": "EAC_x calibration table"
                },
                {
                  "LABL_PTR_2": "eac_calibration_lbl"
                },
                {
                  "VALIDMAX": 1.1
                },
                {
                  "VALIDMIN": -1.1
                }
              ]
            },
            {
              "VarData": [
                0.0,
                0.002,
                0.01,
                0.022,
                0.038,
                0.058,
                0.082,
                0.109,
                0.139,
                0.171,
                0.206,
                0.242,
                0.28,
                0.317,
                0.355,
                0.393,
                0.432,
                0.47,
                0.508,
                0.546,
                0.582,
                0.618,
                0.653,
                0.686,
                0.717,
                0.744,
                0.77,
                0.794,
                0.817,
                0.839,
                0.859,
                0.878,
                0.896,
                0.911,
                0.926,
                0.938,
                0.949,
                0.958,
                0.965,
                0.97,
                0.973,
                0.974,
                0.973,
                0.971,
                0.966,
                0.959,
                0.95,
                0.939,
                0.925,
                0.91,
                0.893,
                0.875,
                0.855,
                0.833,
                0.811,
                0.787,
                0.762,
                0.736,
                0.709,
                0.68,
                0.651,
                0.621,
                0.589,
                0.557,
                0.525,
                0.491,
                0.457,
                0.423,
                0.387,
                0.352,
                0.316,
                0.279,
                0.243,
                0.206,
                0.169,
                0.132,
                0.095,
                0.058,
                0.021,
                -0.016,
                -0.053,
                -0.089,
                -0.125,
                -0.16,
                -0.195,
                -0.229,
                -0.263,
                -0.296,
                -0.328,
                -0.36,
                -0.391,
                -0.421,
                -0.45,
                -0.478,
                -0.505,
                -0.532,
                -0.557,
                -0.582,
                -0.606,
                -0.628,
                -0.65,
                -0.671,
                -0.69,
                -0.709,
                -0.727,
                -0.744,
                -0.759,
                -0.774,
                -0.788,
                -0.801,
                -0.814,
                -0.825,
                -0.835,
                -0.845,
                -0.854,
                -0.862,
                -0.869,
                -0.876,
                -0.881,
                -0.886,
                -0.891,
                -0.895,
                -0.898,
                -0.9,
                -0.902,
                -0.904,
                -0.905,
                -0.905,
                -0.905,
                -0.904,
                -0.903,
                -0.901,
                -0.899,
                -0.896,
                -0.893,
                -0.89,
                -0.886,
                -0.882,
                -0.877,
                -0.872,
                -0.867,
                -0.861,
                -0.856,
                -0.849,
                -0.843,
                -0.836,
                -0.83,
                -0.823,
                -0.815,
                -0.808,
                -0.8,
                -0.792,
                -0.784,
                -0.776,
                -0.768,
                -0.76,
                -0.751,
                -0.743,
                -0.734,
                -0.725,
                -0.716,
                -0.708,
                -0.699,
                -0.69,
                -0.681,
                -0.672,
                -0.662,
                -0.653,
                -0.644,
                -0.635,
                -0.626,
                -0.617,
                -0.608,
                -0.598,
                -0.589,
                -0.58,
                -0.571,
                -0.562,
                -0.553,
                -0.544,
                -0.535,
                -0.526,
                -0.517,
                -0.508,
                -0.5,
                -0.491,
                -0.482,
                -0.474,
                -0.465,
                -0.456,
                -0.448,
                -0.44,
                -0.431,
                -0.423,
                -0.415,
                -0.407,
                -0.399,
                -0.391,
                -0.383,
                -0.375,
                -0.367,
                -0.36,
                -0.352,
                -0.344,
                -0.337,
                -0.33,
                -0.322,
                -0.315,
                -0.308,
                -0.301,
                -0.294,
                -0.287,
                -0.28,
                -0.273,
                -0.266,
                -0.259,
                -0.253,
                -0.246,
                -0.24,
                -0.233,
                -0.227,
                -0.221,
                -0.215,
                -0.209,
                -0.203,
                -0.197,
                -0.191,
                -0.185,
                -0.179,
                -0.173,
                -0.168,
                -0.162,
                -0.157,
                -0.152,
                -0.146,
                -0.141,
                -0.136,
                -0.131,
                -0.126,
                -0.121,
                -0.116,
                -0.111,
                -0.106,
                -0.102,
                -0.097,
                -0.092,
                -0.088,
                -0.083,
                -0.079,
                -0.075,
                -0.071,
                -0.066,
                -0.062,
                -0.058,
                -0.054,
                -0.05,
                -0.047,
                0.001,
                0.059,
                0.117,
                0.173,
                0.227,
                0.278,
                0.326,
                0.369,
                0.407,
                0.442,
                0.473,
                0.499,
                0.52,
                0.535,
                0.547,
                0.555,
                0.559,
                0.56,
                0.558,
                0.552,
                0.542,
                0.53,
                0.515,
                0.497,
                0.476,
                0.452,
                0.425,
                0.397,
                0.368,
                0.337,
                0.305,
                0.272,
                0.238,
                0.203,
                0.167,
                0.131,
                0.093,
                0.055,
                0.016,
                -0.023,
                -0.062,
                -0.102,
                -0.142,
                -0.182,
                -0.221,
                -0.261,
                -0.3,
                -0.338,
                -0.376,
                -0.413,
                -0.449,
                -0.484,
                -0.519,
                -0.553,
                -0.585,
                -0.617,
                -0.648,
                -0.677,
                -0.706,
                -0.733,
                -0.759,
                -0.784,
                -0.808,
                -0.83,
                -0.851,
                -0.871,
                -0.889,
                -0.906,
                -0.922,
                -0.936,
                -0.949,
                -0.96,
                -0.97,
                -0.979,
                -0.986,
                -0.991,
                -0.995,
                -0.998,
                -0.999,
                -0.999,
                -0.997,
                -0.994,
                -0.989,
                -0.983,
                -0.976,
                -0.968,
                -0.958,
                -0.947,
                -0.935,
                -0.922,
                -0.907,
                -0.892,
                -0.876,
                -0.859,
                -0.841,
                -0.822,
                -0.803,
                -0.783,
                -0.762,
                -0.741,
                -0.72,
                -0.698,
                -0.675,
                -0.652,
                -0.629,
                -0.605,
                -0.582,
                -0.558,
                -0.534,
                -0.51,
                -0.486,
                -0.461,
                -0.437,
                -0.413,
                -0.389,
                -0.365,
                -0.341,
                -0.317,
                -0.294,
                -0.27,
                -0.247,
                -0.224,
                -0.202,
                -0.179,
                -0.157,
                -0.135,
                -0.113,
                -0.092,
                -0.071,
                -0.05,
                -0.03,
                -0.01,
                0.01,
                0.029,
                0.048,
                0.067,
                0.086,
                0.104,
                0.121,
                0.139,
                0.155,
                0.172,
                0.188,
                0.204,
                0.22,
                0.235,
                0.249,
                0.264,
                0.278,
                0.292,
                0.305,
                0.318,
                0.33,
                0.343,
                0.355,
                0.366,
                0.378,
                0.389,
                0.399,
                0.41,
                0.42,
                0.429,
                0.439,
                0.448,
                0.457,
                0.465,
                0.473,
                0.481,
                0.489,
                0.496,
                0.504,
                0.511,
                0.517,
                0.524,
                0.53,
                0.536,
                0.541,
                0.547,
                0.552,
                0.557,
                0.562,
                0.567,
                0.571,
                0.575,
                0.579,
                0.583,
                0.587,
                0.59,
                0.594,
                0.597,
                0.6,
                0.603,
                0.605,
                0.608,
                0.61,
                0.612,
                0.614,
                0.616,
                0.618,
                0.62,
                0.621,
                0.623,
                0.624,
                0.625,
                0.626,
                0.627,
                0.628,
                0.629,
                0.629,
                0.63,
                0.63,
                0.63,
                0.631,
                0.631,
                0.631,
                0.63,
                0.63,
                0.63,
                0.63,
                0.629,
                0.628,
                0.628,
                0.627,
                0.626,
                0.625,
                0.624,
                0.623,
                0.622,
                0.621,
                0.62,
                0.619,
                0.617,
                0.616,
                0.614,
                0.613,
                0.611,
                0.61,
                0.608,
                0.606,
                0.604,
                0.602,
                0.601,
                0.599,
                0.597,
                0.595,
                0.593,
                0.59,
                0.588,
                0.586,
                0.584,
                0.582,
                0.579,
                0.577,
                0.574,
                0.572,
                0.57,
                0.567
              ]
            }
          ]
        },
        {
          "eac_calibration_lbl": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_CHAR"
                },
                {
                  "NumElements": 9
                },
                {
                  "NumDims": 1
                },
                {
                  "DimSizes": [
                    2
                  ]
                },
                {
                  "RecVariance": "NOVARY"
                },
                {
                  "DimVariances": [
                    "VARY"
                  ]
                },
                {
                  "NumWrittenRecords": 1
                },
                {
                  "PadValue": " "
                },
                {
                  "BlockingFactor": 1
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_TYPE": "metadata"
                },
                {
                  "FIELDNAM": "Calibration table labels"
                },
                {
                  "CATDESC": "Calibration table labels"
                },
                {
                  "FORMAT": "%s"
                }
              ]
            },
            {
              "VarData": [
                "real",
                "imaginary"
              ]
            }
          ]
        },
        {
          "ts1_eac_y_calibration": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_REAL4"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 2
                },
                {
                  "DimSizes": [
                    2,
                    257
                  ]
                },
                {
                  "RecVariance": "NOVARY"
                },
                {
                  "DimVariances": [
                    "VARY",
                    "VARY"
                  ]
                },
                {
                  "NumWrittenRecords": 1
                },
                {
                  "PadValue": -1e+30
                },
                {
                  "BlockingFactor": 1
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Full real and imaginary frequency response of EAC Y antenna for phase and amplitude correction in the frequency domain. To use this table (1) Perform FFT of desired length on each Epoch of waveform data. (2) Interpolate calibration table to obtain transfer function at desired frequency (3) Divide positive FFT frequencies by listed complex calibration values (4) Divide negative FFT frequencies by complex conjugate of listed calibration     values. (5) Perform inverse FFT to return the signal to time domain if desired.  Note: this table significantly amplifies low frequency components"
                },
                {
                  "VAR_TYPE": "support_data"
                },
                {
                  "DEPEND_0": "Frequency"
                },
                {
                  "UNITS": " "
                },
                {
                  "FIELDNAM": "EAC_y calibration table"
                },
                {
                  "CATDESC": "Calibration table for AC Electric Field, Y component "
                },
                {
                  "FILLVAL": -1e+31
                },
                {
                  "FORMAT": "F8.3"
                },
                {
                  "LABLAXIS": "EAC_y calibration table"
                },
                {
                  "LABL_PTR_2": "eac_calibration_lbl"
                },
                {
                  "VALIDMAX": 1.1
                },
                {
                  "VALIDMIN": -1.1
                }
              ]
            },
            {
              "VarData": [
                0.0,
                0.002,
                0.01,
                0.021,
                0.038,
                0.058,
                0.082,
                0.109,
                0.139,
                0.171,
                0.206,
                0.242,
                0.279,
                0.316,
                0.354,
                0.392,
                0.431,
                0.47,
                0.508,
                0.545,
                0.581,
                0.617,
                0.652,
                0.685,
                0.716,
                0.744,
                0.769,
                0.793,
                0.816,
                0.838,
                0.859,
                0.877,
                0.895,
                0.911,
                0.925,
                0.938,
                0.948,
                0.957,
                0.964,
                0.97,
                0.973,
                0.974,
                0.973,
                0.97,
                0.965,
                0.958,
                0.949,
                0.938,
                0.925,
                0.91,
                0.893,
                0.875,
                0.855,
                0.833,
                0.811,
                0.787,
                0.762,
                0.736,
                0.709,
                0.68,
                0.651,
                0.621,
                0.59,
                0.558,
                0.525,
                0.491,
                0.457,
                0.423,
                0.387,
                0.352,
                0.316,
                0.279,
                0.243,
                0.206,
                0.169,
                0.132,
                0.095,
                0.058,
                0.021,
                -0.016,
                -0.053,
                -0.089,
                -0.125,
                -0.16,
                -0.195,
                -0.229,
                -0.263,
                -0.296,
                -0.328,
                -0.36,
                -0.391,
                -0.421,
                -0.45,
                -0.478,
                -0.506,
                -0.532,
                -0.558,
                -0.582,
                -0.606,
                -0.629,
                -0.65,
                -0.671,
                -0.691,
                -0.71,
                -0.728,
                -0.744,
                -0.76,
                -0.775,
                -0.789,
                -0.802,
                -0.815,
                -0.826,
                -0.837,
                -0.846,
                -0.855,
                -0.863,
                -0.871,
                -0.877,
                -0.883,
                -0.888,
                -0.893,
                -0.896,
                -0.9,
                -0.902,
                -0.904,
                -0.906,
                -0.907,
                -0.907,
                -0.907,
                -0.906,
                -0.905,
                -0.904,
                -0.901,
                -0.899,
                -0.896,
                -0.892,
                -0.889,
                -0.884,
                -0.88,
                -0.875,
                -0.87,
                -0.864,
                -0.859,
                -0.852,
                -0.846,
                -0.84,
                -0.833,
                -0.826,
                -0.819,
                -0.811,
                -0.804,
                -0.796,
                -0.788,
                -0.78,
                -0.772,
                -0.763,
                -0.755,
                -0.746,
                -0.738,
                -0.729,
                -0.72,
                -0.711,
                -0.703,
                -0.694,
                -0.685,
                -0.676,
                -0.667,
                -0.657,
                -0.648,
                -0.639,
                -0.63,
                -0.621,
                -0.612,
                -0.603,
                -0.594,
                -0.584,
                -0.575,
                -0.566,
                -0.557,
                -0.548,
                -0.539,
                -0.53,
                -0.522,
                -0.513,
                -0.504,
                -0.495,
                -0.486,
                -0.478,
                -0.469,
                -0.461,
                -0.452,
                -0.444,
                -0.436,
                -0.427,
                -0.419,
                -0.411,
                -0.403,
                -0.395,
                -0.387,
                -0.379,
                -0.371,
                -0.364,
                -0.356,
                -0.348,
                -0.341,
                -0.333,
                -0.326,
                -0.319,
                -0.311,
                -0.304,
                -0.297,
                -0.29,
                -0.283,
                -0.276,
                -0.27,
                -0.263,
                -0.256,
                -0.25,
                -0.243,
                -0.237,
                -0.23,
                -0.224,
                -0.218,
                -0.212,
                -0.206,
                -0.2,
                -0.194,
                -0.188,
                -0.182,
                -0.176,
                -0.171,
                -0.165,
                -0.16,
                -0.154,
                -0.149,
                -0.143,
                -0.138,
                -0.133,
                -0.128,
                -0.123,
                -0.118,
                -0.113,
                -0.108,
                -0.103,
                -0.099,
                -0.094,
                -0.09,
                -0.085,
                -0.081,
                -0.076,
                -0.072,
                -0.068,
                -0.064,
                -0.059,
                -0.055,
                -0.051,
                -0.048,
                0.001,
                0.059,
                0.117,
                0.173,
                0.227,
                0.277,
                0.325,
                0.368,
                0.406,
                0.441,
                0.472,
                0.498,
                0.519,
                0.534,
                0.546,
                0.554,
                0.558,
                0.559,
                0.557,
                0.551,
                0.541,
                0.529,
                0.514,
                0.496,
                0.475,
                0.451,
                0.425,
                0.397,
                0.367,
                0.337,
                0.305,
                0.272,
                0.238,
                0.203,
                0.167,
                0.13,
                0.093,
                0.055,
                0.016,
                -0.023,
                -0.062,
                -0.102,
                -0.142,
                -0.182,
                -0.221,
                -0.261,
                -0.3,
                -0.338,
                -0.376,
                -0.413,
                -0.449,
                -0.484,
                -0.519,
                -0.552,
                -0.585,
                -0.617,
                -0.648,
                -0.677,
                -0.706,
                -0.733,
                -0.759,
                -0.784,
                -0.808,
                -0.83,
                -0.851,
                -0.871,
                -0.89,
                -0.907,
                -0.922,
                -0.936,
                -0.949,
                -0.96,
                -0.97,
                -0.979,
                -0.986,
                -0.992,
                -0.996,
                -0.998,
                -0.999,
                -0.999,
                -0.997,
                -0.994,
                -0.99,
                -0.984,
                -0.976,
                -0.968,
                -0.958,
                -0.947,
                -0.935,
                -0.922,
                -0.908,
                -0.893,
                -0.876,
                -0.859,
                -0.842,
                -0.823,
                -0.804,
                -0.784,
                -0.763,
                -0.742,
                -0.72,
                -0.698,
                -0.676,
                -0.653,
                -0.63,
                -0.606,
                -0.582,
                -0.559,
                -0.534,
                -0.51,
                -0.486,
                -0.462,
                -0.438,
                -0.414,
                -0.39,
                -0.366,
                -0.342,
                -0.318,
                -0.294,
                -0.271,
                -0.248,
                -0.225,
                -0.202,
                -0.18,
                -0.157,
                -0.135,
                -0.114,
                -0.092,
                -0.071,
                -0.05,
                -0.03,
                -0.01,
                0.01,
                0.029,
                0.049,
                0.067,
                0.086,
                0.104,
                0.122,
                0.139,
                0.156,
                0.173,
                0.189,
                0.205,
                0.22,
                0.236,
                0.25,
                0.265,
                0.279,
                0.293,
                0.306,
                0.319,
                0.332,
                0.344,
                0.356,
                0.368,
                0.379,
                0.391,
                0.401,
                0.412,
                0.422,
                0.432,
                0.441,
                0.45,
                0.459,
                0.468,
                0.476,
                0.484,
                0.492,
                0.5,
                0.507,
                0.514,
                0.521,
                0.527,
                0.534,
                0.54,
                0.545,
                0.551,
                0.556,
                0.562,
                0.567,
                0.571,
                0.576,
                0.58,
                0.584,
                0.588,
                0.592,
                0.596,
                0.599,
                0.602,
                0.605,
                0.608,
                0.611,
                0.614,
                0.616,
                0.619,
                0.621,
                0.623,
                0.625,
                0.627,
                0.628,
                0.63,
                0.631,
                0.632,
                0.634,
                0.635,
                0.636,
                0.636,
                0.637,
                0.638,
                0.638,
                0.638,
                0.639,
                0.639,
                0.639,
                0.639,
                0.639,
                0.639,
                0.638,
                0.638,
                0.637,
                0.637,
                0.636,
                0.636,
                0.635,
                0.634,
                0.633,
                0.632,
                0.631,
                0.63,
                0.629,
                0.627,
                0.626,
                0.625,
                0.623,
                0.622,
                0.62,
                0.618,
                0.617,
                0.615,
                0.613,
                0.612,
                0.61,
                0.608,
                0.606,
                0.604,
                0.602,
                0.6,
                0.598,
                0.595,
                0.593,
                0.591,
                0.589,
                0.586,
                0.584,
                0.582,
                0.579
              ]
            }
          ]
        },
        {
          "ts1_l2_eac_x_spec": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_REAL4"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 1
                },
                {
                  "DimSizes": [
                    257
                  ]
                },
                {
                  "RecVariance": "VARY"
                },
                {
                  "DimVariances": [
                    "VARY"
                  ]
                },
                {
                  "PadValue": -1e+30
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Spectrogram produced from the X component of the AC-coupled electric field. Spectra are performed with a 512 point hanning window, with 7/8 overlap."
                },
                {
                  "VAR_TYPE": "data"
                },
                {
                  "DEPEND_0": "ts1_l2_eac_packet_start"
                },
                {
                  "UNITS": "(V/m)^2/Hz"
                },
                {
                  "FIELDNAM": "AC Electric Field X Spectrum"
                },
                {
                  "CATDESC": "AC electric field spectrum X component"
                },
                {
                  "FILLVAL": -1e+31
                },
                {
                  "DISPLAY_TYPE": "time_series"
                },
                {
                  "FORMAT": "F8.3"
                },
                {
                  "LABLAXIS": "EAC X spec"
                },
                {
                  "VALIDMAX": 1.0
                },
                {
                  "VALIDMIN": 0.0
                },
                {
                  "DEPEND_1": "Frequency"
                }
              ]
            }
          ]
        },
        {
          "ts1_l2_eac_y_spec": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_REAL4"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 1
                },
                {
                  "DimSizes": [
                    257
                  ]
                },
                {
                  "RecVariance": "VARY"
                },
                {
                  "DimVariances": [
                    "VARY"
                  ]
                },
                {
                  "PadValue": -1e+30
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Spectrogram produced from the Y component of the AC-coupled electric field. Spectra are performed with a 512 point hanning window, with 7/8 overlap."
                },
                {
                  "VAR_TYPE": "data"
                },
                {
                  "DEPEND_0": "ts1_l2_eac_packet_start"
                },
                {
                  "UNITS": "(V/m)^2/Hz"
                },
                {
                  "FIELDNAM": "AC Electric Field Y Spectrum"
                },
                {
                  "CATDESC": "AC electric field spectrum Y component"
                },
                {
                  "FILLVAL": -1e+31
                },
                {
                  "DISPLAY_TYPE": "time_series"
                },
                {
                  "FORMAT": "F8.3"
                },
                {
                  "LABLAXIS": "EAC Y spec"
                },
                {
                  "VALIDMAX": 1.0
                },
                {
                  "VALIDMIN": 0.0
                },
                {
                  "DEPEND_1": "Frequency"
                }
              ]
            }
          ]
        },
        {
          "Frequency": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_REAL4"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 1
                },
                {
                  "DimSizes": [
                    257
                  ]
                },
                {
                  "RecVariance": "NOVARY"
                },
                {
                  "DimVariances": [
                    "VARY"
                  ]
                },
                {
                  "NumWrittenRecords": 1
                },
                {
                  "PadValue": -1e+30
                },
                {
                  "BlockingFactor": 1
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Frequencies for the calibration table and spectrograms"
                },
                {
                  "VAR_TYPE": "support_data"
                },
                {
                  "UNITS": "Hz"
                },
                {
                  "FIELDNAM": "Frequency scale"
                },
                {
                  "CATDESC": "Frequency scale for included spectra"
                },
                {
                  "FILLVAL": -1e+31
                },
                {
                  "DISPLAY_TYPE": "time_series"
                },
                {
                  "FORMAT": "F8.3"
                },
                {
                  "LABLAXIS": "Freq"
                },
                {
                  "VALIDMAX": 1100.0
                },
                {
                  "VALIDMIN": 0.0
                }
              ]
            },
            {
              "VarData": [
                0.0,
                4.0,
                8.0,
                12.0,
                16.0,
                20.0,
                24.0,
                28.0,
                32.0,
                36.0,
                40.0,
                44.0,
                48.0,
                52.0,
                56.0,
                60.0,
                64.0,
                68.0,
                72.0,
                76.0,
                80.0,
                84.0,
                88.0,
                92.0,
                96.0,
                100.0,
                104.0,
                108.0,
                112.0,
                116.0,
                120.0,
                124.0,
                128.0,
                132.0,
                136.0,
                140.0,
                144.0,
                148.0,
                152.0,
                156.0,
                160.0,
                164.0,
                168.0,
                172.0,
                176.0,
                180.0,
                184.0,
                188.0,
                192.0,
                196.0,
                200.0,
                204.0,
                208.0,
                212.0,
                216.0,
                220.0,
                224.0,
                228.0,
                232.0,
                236.0,
                240.0,
                244.0,
                248.0,
                252.0,
                256.0,
                260.0,
                264.0,
                268.0,
                272.0,
                276.0,
                280.0,
                284.0,
                288.0,
                292.0,
                296.0,
                300.0,
                304.0,
                308.0,
                312.0,
                316.0,
                320.0,
                324.0,
                328.0,
                332.0,
                336.0,
                340.0,
                344.0,
                348.0,
                352.0,
                356.0,
                360.0,
                364.0,
                368.0,
                372.0,
                376.0,
                380.0,
                384.0,
                388.0,
                392.0,
                396.0,
                400.0,
                404.0,
                408.0,
                412.0,
                416.0,
                420.0,
                424.0,
                428.0,
                432.0,
                436.0,
                440.0,
                444.0,
                448.0,
                452.0,
                456.0,
                460.0,
                464.0,
                468.0,
                472.0,
                476.0,
                480.0,
                484.0,
                488.0,
                492.0,
                496.0,
                500.0,
                504.0,
                508.0,
                512.0,
                516.0,
                520.0,
                524.0,
                528.0,
                532.0,
                536.0,
                540.0,
                544.0,
                548.0,
                552.0,
                556.0,
                560.0,
                564.0,
                568.0,
                572.0,
                576.0,
                580.0,
                584.0,
                588.0,
                592.0,
                596.0,
                600.0,
                604.0,
                608.0,
                612.0,
                616.0,
                620.0,
                624.0,
                628.0,
                632.0,
                636.0,
                640.0,
                644.0,
                648.0,
                652.0,
                656.0,
                660.0,
                664.0,
                668.0,
                672.0,
                676.0,
                680.0,
                684.0,
                688.0,
                692.0,
                696.0,
                700.0,
                704.0,
                708.0,
                712.0,
                716.0,
                720.0,
                724.0,
                728.0,
                732.0,
                736.0,
                740.0,
                744.0,
                748.0,
                752.0,
                756.0,
                760.0,
                764.0,
                768.0,
                772.0,
                776.0,
                780.0,
                784.0,
                788.0,
                792.0,
                796.0,
                800.0,
                804.0,
                808.0,
                812.0,
                816.0,
                820.0,
                824.0,
                828.0,
                832.0,
                836.0,
                840.0,
                844.0,
                848.0,
                852.0,
                856.0,
                860.0,
                864.0,
                868.0,
                872.0,
                876.0,
                880.0,
                884.0,
                888.0,
                892.0,
                896.0,
                900.0,
                904.0,
                908.0,
                912.0,
                916.0,
                920.0,
                924.0,
                928.0,
                932.0,
                936.0,
                940.0,
                944.0,
                948.0,
                952.0,
                956.0,
                960.0,
                964.0,
                968.0,
                972.0,
                976.0,
                980.0,
                984.0,
                988.0,
                992.0,
                996.0,
                1000.0,
                1004.0,
                1008.0,
                1012.0,
                1016.0,
                1020.0,
                1024.0
              ]
            }
          ]
        },
        {
          "Epoch": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_TIME_TT2000"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 0
                },
                {
                  "RecVariance": "VARY"
                },
                {
                  "PadValue": "0000-01-01T00:00:00.000000000"
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Timestamps for HF timeseries in TT2000. The data is taken in packets and consists of 1024 samples taken over 0.5 s at a 2.048 kHz cadence. In backorbit mode, a packet is taken every 16 seconds."
                },
                {
                  "VAR_TYPE": "support_data"
                },
                {
                  "UNITS": "ns"
                },
                {
                  "FIELDNAM": "Sample timestamp in UTC"
                },
                {
                  "CATDESC": "Sample timestamp in UTC"
                },
                {
                  "FILLVAL": "9999-12-31 23:59:59.999999999"
                },
                {
                  "DISPLAY_TYPE": "time_series"
                },
                {
                  "FORMAT": "I20"
                },
                {
                  "LABLAXIS": "Time"
                },
                {
                  "VALIDMAX": "2050-01-01T00:00:00.000000000"
                },
                {
                  "VALIDMIN": "2022-01-01T00:00:00.000000000"
                }
              ]
            }
          ]
        },
        {
          "ts1_l2_eac_packet_start": [
            {
              "VarDescription": [
                {
                  "DataType": "CDF_TIME_TT2000"
                },
                {
                  "NumElements": 1
                },
                {
                  "NumDims": 0
                },
                {
                  "RecVariance": "VARY"
                },
                {
                  "PadValue": "0000-01-01T00:00:00.000000000"
                }
              ]
            },
            {
              "VarAttributes": [
                {
                  "VAR_NOTES": "Timestamps of when each sampling packet is started. The 1024 data points including and after each start time belong to a packet and are evenly spaced at 2048 samples/ second. In back orbit mode, the packets are taken every 16 s."
                },
                {
                  "VAR_TYPE": "support_data"
                },
                {
                  "UNITS": "ns"
                },
                {
                  "FIELDNAM": "Sample timestamp in UTC"
                },
                {
                  "CATDESC": "Sample timestamp in UTC"
                },
                {
                  "FILLVAL": "9999-12-31 23:59:59.999999999"
                },
                {
                  "DISPLAY_TYPE": "time_series"
                },
                {
                  "FORMAT": "I20"
                },
                {
                  "LABLAXIS": "PackTime"
                },
                {
                  "VALIDMAX": "2050-01-01T00:00:00.000000000"
                },
                {
                  "VALIDMIN": "2022-01-01T00:00:00.000000000"
                }
              ]
            }
          ]
        }
      ]
    }
  },
  "request": {
    "url": "https://cdaweb.gsfc.nasa.gov/pub/software/cdawlib/0JSONS/ts1_l2_efi_eac_00000000_v01.json",
    "log": "\n  status_code: 200\n  from_cache:  False\n  revalidated: False\n  is_expired:  False\n  timeout:     30\n  max_retries: 5\n  user headers: None\n  cached_session_options: None\n  cache_key:   76b5b4e7a8d216e0\n  cache_file:  ./data/CachedSession/master/76b5b4e7a8d216e0.json\n  cache_file_stat: \n    st_atime: Fri, 24 Jul 2026 07:57:07.314961 GMT\n    st_mtime: Fri, 24 Jul 2026 15:18:38.301394 GMT\n    st_ctime: Fri, 24 Jul 2026 15:18:38.301394 GMT\n  Request Headers:\n    User-Agent: python-requests/2.25.1\n    Accept-Encoding: gzip, deflate\n    Accept: */*\n    Connection: keep-alive\n    If-None-Match: \"43e6-6574700438e7a\"\n    If-Modified-Since: Thu, 23 Jul 2026 13:11:58 GMT\n  Response Headers:\n    Date: Fri, 24 Jul 2026 15:18:38 GMT\n    Server: Apache\n    Strict-Transport-Security: max-age=63072000; includeSubdomains; preload\n    Content-Security-Policy: frame-ancestors 'self' *.gsfc.nasa.gov;\n    Access-Control-Allow-Origin: *\n    Access-Control-Allow-Methods: GET\n    Access-Control-Allow-Headers: Content-Type\n    Last-Modified: Fri, 24 Jul 2026 13:14:58 GMT\n    ETag: \"43e6-6575b28d0f8de\"\n    Accept-Ranges: bytes\n    Content-Length: 17382\n    Keep-Alive: timeout=2, max=40\n    Connection: Keep-Alive\n    Content-Type: application/json",
    "diff": null,
    "file": "./data/CachedSession/master/76b5b4e7a8d216e0.json",
    "file-header": {
      "Date": "Fri, 24 Jul 2026 15:18:38 GMT",
      "Server": "Apache",
      "Strict-Transport-Security": "max-age=63072000; includeSubdomains; preload",
      "Content-Security-Policy": "frame-ancestors 'self' *.gsfc.nasa.gov;",
      "Access-Control-Allow-Origin": "*",
      "Access-Control-Allow-Methods": "GET",
      "Access-Control-Allow-Headers": "Content-Type",
      "Last-Modified": "Fri, 24 Jul 2026 13:14:58 GMT",
      "ETag": "\"43e6-6575b28d0f8de\"",
      "Accept-Ranges": "bytes",
      "Content-Length": "17382",
      "Keep-Alive": "timeout=2, max=40",
      "Connection": "Keep-Alive",
      "Content-Type": "application/json"
    }
  }
}