{"mms3_fpi_brst_l2_dis-pseudomoms_00000000_v01.cdf":{"CDFFileInfo":[{"FileVersion":"3.9.1"},{"Format":"SINGLE"},{"Majority":"COLUMN"},{"Encoding":"IBMPC"}],"CDFglobalAttributes":[{"Project":[{"0":"STP>Solar-Terrestrial Physics"}]},{"Source_name":[{"0":"MMS3>MMS Satellite Number 3"}]},{"Discipline":[{"0":"Space Physics>Magnetospheric Science"}]},{"Data_type":[{"0":"brst_l2_dis-pseudomoms"}]},{"Descriptor":[{"0":"DIS>Dual Ion Spectrometers"}]},{"Data_version":[{"0":" "}]},{"PI_name":[{"0":"J. Burch, D. Gershman"}]},{"PI_affiliation":[{"0":"SwRI, GSFC"}]},{"TEXT":[{"0":"The Fast Plasma Investigation onboard the Magnetospheric Multiscale (MMS) mission captures full-sky particle data over a range of 10 eV to 30 keV every 30 ms for electrons and 150 ms for ions. Only about 5% of the count data at this time resolution are sent to the ground due to telemetry limitations; however, a complete set of onboard trigger terms are sent due to their small data volume. These trigger terms are composed of simplified integrals that scale proportionally to plasma moments. They were initially conceived as a mechanism to rank scientific data for priority downlink; however, they can be adapted to represent pseudo moment quantities that are accurate to within several percent of fully corrected plasma moments. Tuning the dynamic range per plasma region and correcting via a trained neural network allow for far greater accuracy than previous missions. Corrections are performed based on statistical sampling of 90% of the burst data from the same sub-phase. The corrections are validated by comparing pseudo moments to remaining 10% of the burst data from the same sub-phase. The model was validated by comparing pseudo moments to a published event showcasing detection of kinetic Alfven waves. Physically accurate pseudo plasma moment quantities are available for the entirety of the MMS prime science regions, and can be a valuable asset for future scientific analysis of the MMS data repository. See https://doi.org/10.1029/2018EA000407."}]},{"Instrument_type":[{"0":"Plasma and Solar Wind"},{"1":"Particles (space)"}]},{"Mission_group":[{"0":"MMS"}]},{"Logical_source":[{"0":"mms3_fpi_brst_l2_dis-pseudomoms"}]},{"Logical_file_id":[{"0":"mms3_fpi_brst_l2_dis-pseudomoms"}]},{"Logical_source_description":[{"0":"MMS Satellite Number 3 Dual Ion Spectrometer Burst-resolution distribution pseudo moments"}]},{"Time_resolution":[{"0":"150 milliseconds"}]},{"Rules_of_use":[{"0":"See FPI Version Release Notes (https://lasp.colorado.edu/mms/sdc/public/datasets/fpi/) for rules of use."}]},{"Generated_by":[{"0":"FPI ITF, NASA/GSFC Code 673"}]},{"Generation_date":[{"0":" "}]},{"MODS":[{"0":"See FPI Version Release Notes (https://lasp.colorado.edu/mms/sdc/public/datasets/fpi/) for data set modification history."}]},{"LINK_TEXT":[{"0":"MMS home page"},{"1":"MMS at NASA GSFC"},{"2":"Science Data Center"},{"3":"FPI overview"}]},{"LINK_TITLE":[{"0":"at GSFC"},{"1":"Homepage"},{"2":"at LASP"},{"3":"at NASA"}]},{"HTTP_LINK":[{"0":"https://mms.gsfc.nasa.gov"},{"1":"https://mms.gsfc.nasa.gov/index.html"},{"2":"http://lasp.colorado.edu/mms/sdc"},{"3":"https://mms.gsfc.nasa.gov"}]},{"Skeleton_version":[{"0":" "}]},{"Skeleton_revdate":[{"0":" "}]},{"Trigger_filename":[{"0":" "}]},{"Weights_filename":[{"0":" "}]},{"Scaler_filename":[{"0":" "}]},{"Debug_filename":[{"0":" "}]}],"CDFVariables":[{"Epoch":[{"VarDescription":[{"DataType":"CDF_TIME_TT2000"},{"NumElements":1},{"NumDims":0},{"RecVariance":"VARY"},{"PadValue":"0000-01-01T00:00:00.000000000"}]},{"VarAttributes":[{"CATDESC":"Nanoseconds since J2000"},{"DELTA_PLUS_VAR":"Epoch_plus_var"},{"DELTA_MINUS_VAR":"Epoch_minus_var"},{"FIELDNAM":"Time tags"},{"FILLVAL":"9999-12-31T23:59:59.999999999"},{"LABLAXIS":"Epoch"},{"MONOTON":"INCREASE"},{"REFERENCE_POSITION":"Rotating Earth Geoid"},{"SCALETYP":"linear"},{"SI_CONVERSION":"1.0e-9>s"},{"TIME_BASE":"J2000"},{"TIME_SCALE":"Terrestrial Time"},{"UNITS":"ns"},{"VALIDMIN":"1990-01-01T00:00:00.000000000"},{"VALIDMAX":"2099-12-31T23:59:59.000000000"},{"VAR_NOTES":"MMS3 FPI/DIS burst data begin-time; derived from burst packet time."},{"VAR_TYPE":"support_data"}]}]},{"Epoch_plus_var":[{"VarDescription":[{"DataType":"CDF_REAL4"},{"NumElements":1},{"NumDims":0},{"RecVariance":"NOVARY"},{"NumWrittenRecords":1},{"PadValue":-1.0E+30},{"BlockingFactor":1}]},{"VarAttributes":[{"CATDESC":"MMS3 FPI/DIS epoch plus var"},{"FIELDNAM":"MMS3 FPI/DIS epoch plus var"},{"FORMAT":"F4.2"},{"SI_CONVERSION":"1.0>s"},{"UNITS":"s"},{"VALIDMIN":0.0},{"VALIDMAX":4.5},{"VAR_TYPE":"support_data"}]},{"VarData":[0.03]}]},{"Epoch_minus_var":[{"VarDescription":[{"DataType":"CDF_REAL4"},{"NumElements":1},{"NumDims":0},{"RecVariance":"NOVARY"},{"NumWrittenRecords":1},{"PadValue":-1.0E+30},{"BlockingFactor":1}]},{"VarAttributes":[{"CATDESC":"MMS3 FPI/DIS epoch minus var"},{"FIELDNAM":"MMS3 FPI/DIS epoch minus var"},{"FORMAT":"F4.2"},{"SI_CONVERSION":"1.0>s"},{"UNITS":"s"},{"VALIDMIN":0.0},{"VALIDMAX":4.5},{"VAR_TYPE":"support_data"}]},{"VarData":[0.0]}]},{"mms3_dis_pseudo_errorflags_brst":[{"VarDescription":[{"DataType":"CDF_UINT4"},{"NumElements":1},{"NumDims":0},{"RecVariance":"VARY"},{"PadValue":4294967294}]},{"VarAttributes":[{"CATDESC":"MMS3 FPI/DIS vector of data-quality indicators at burst-start time"},{"DEPEND_0":"Epoch"},{"DISPLAY_TYPE":"time_series"},{"FIELDNAM":"MMS3 FPI/DIS pseudo-moments dataQuality errorFlags"},{"FILLVAL":4294967295},{"FORMAT":"I10"},{"LABLAXIS":"errFlags"},{"SCALETYP":"linear"},{"SI_CONVERSION":" > "},{"UNITS":"32-bit error flags"},{"VALIDMIN":0},{"VALIDMAX":4294967294},{"VAR_NOTES":"Value of zero signifies no quality errors. For non-zero values: Bit-0 = manually flagged interval, Bit-1 = reported spacecraft potential above 20V, Bit-2 = invalid/unavailable spacecraft potential, Bit-3 = fast survey normalization not applied, Bit-4 = bentPipe magnetic field not available, Bit-5 = variable pseudo_numberdensity: raw term = 255; overcounting/saturation effects likely, Bit-6 = variable pseudo_numberdensity: raw term < 5; data is quantized, Bit-7 = variable pseudo_numberdensity: not enough points to estimate error empirically, Bit-8 = variable pseudo_spinplaneflux: raw term = 255; overcounting/saturation effects likely, Bit-9 = variable pseudo_spinplaneflux: raw term < 5; data is quantized, Bit-10 = variable pseudo_spinplaneflux: not enough points to estimate error empirically, Bit-11 = variable pseudo_outofplaneflux: raw term = 255; overcounting/saturation effects likely, Bit-12 = variable pseudo_outofplaneflux: raw term < 5; data is quantized, Bit-13 = variable pseudo_outofplaneflux: not enough points to 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