! Skeleton table for the "thg_l2_mag_hon_00000000_v01.cdf" CDF. ! Generated: Friday, 17-Jul-2026 09:30:47 ! CDF created/modified by CDF V3.9.1 ! Skeleton table created by CDF V3.8.1_0 #header CDF NAME: thg_l2_mag_hon_00000000_v01.cdf DATA ENCODING: NETWORK MAJORITY: ROW FORMAT: SINGLE ! Variables G.Attributes V.Attributes Records Dims Sizes ! --------- ------------ ------------ ------- ---- ----- 0/11 28 35 0/z 0 ! CDF_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! CDF_CHECKSUM: None ! (Valid checksum: None, MD5) #GLOBALattributes ! Attribute Entry Data ! Name Number Type Value ! --------- ------ ---- ----- "Project" 1: CDF_CHAR { "THEMIS" } . "Source_name" 1: CDF_CHAR { "THG_L2>THEMIS Ground Based" - " Observatory" } . "Data_type" 1: CDF_CHAR { "MAG" } . "Data_version" 1: CDF_CHAR { " " } . "Logical_source" 1: CDF_CHAR { "thg_l2_mag_hon" } . "Logical_file_id" 1: CDF_CHAR { " " } . "Time_resolution" 1: CDF_CHAR { "1.0 s" } . "Generated_by" 1: CDF_CHAR { " " } . "Generation_date" 1: CDF_CHAR { " " } . "ADID_ref" 1: CDF_CHAR { "NSSD0110" } . "File_naming_convention" 1: CDF_CHAR { "source_datatype_descriptor" } . "Software_version" 1: CDF_CHAR { "xxxx" } . "TEXT" 1: CDF_CHAR { "Part of the USGS " - "magnetometer network." } . "spase_DatasetResourceID" 1: CDF_CHAR { "spase://NASA/NumericalData" - "/THEMIS/Ground/Ewa.Beach/M" - "agnetometer/PT1S" } . "DOI" 1: CDF_CHAR { "10.48322/bd4v-8y55" } . "LINK_TEXT" 1: CDF_CHAR { "United States Geological " - "Survey (USGS) Geomagnetism" - " Program information can " - "be found at" } 2: CDF_CHAR { "USGS Geomagnetism Program " - "data can be accessed at " - "the" } 3: CDF_CHAR { "Further information about " - "the Time History of Events" - " and Macroscale " - "Interactions During " - "Substorms (THEMIS) mission" - " can be found at the" } 4: CDF_CHAR { "Information about the " - "Fluxgate Magnetometers " - "(GMAGS) can be found at " - "the" } 5: CDF_CHAR { "Site-specific data is " - "archived at the" } . "HTTP_LINK" 1: CDF_CHAR { "https://www.usgs.gov/progr" - "ams/geomagnetism/" } 2: CDF_CHAR { "https://www.usgs.gov/progr" - "ams/geomagnetism/data" } 3: CDF_CHAR { "https://themis.ssl.berkele" - "y.edu/index.shtml" } 4: CDF_CHAR { "https://themis.ssl.berkele" - "y.edu/instrument_gmags.sht" - "ml" } 5: CDF_CHAR { "https://themis.ssl.berkele" - "y.edu/data/themis/thg/l2/m" - "ag/hon/" } . "Mission_group" 1: CDF_CHAR { "THEMIS" } . "Instrument_type" 1: CDF_CHAR { "Ground-Based " - "Magnetometers, Riometers, " - "Sounders" } . "Acknowledgement" 1: CDF_CHAR { "Original data provided by " - "the USGS Geomagnetism " - "Program." } . "Descriptor" 1: CDF_CHAR { "HON>Ewa Beach, HI" } . "LINK_TITLE" 1: CDF_CHAR { "USGS Geomagnetism home page" } 2: CDF_CHAR { "USGS Geomagnetism Program " - "data page" } 3: CDF_CHAR { "THEMIS home page" } 4: CDF_CHAR { "THEMIS GMAG instrument " - "information page" } 5: CDF_CHAR { "THEMIS ftp site" } . "Logical_source_description" 1: CDF_CHAR { "Lower latitude chain (Lat " - "21.3, Long 202.0), " - "Ground-based Vector " - "Magnetic Field at Ewa " - "Beach, HI, 1 sec, USGS " - "Network" } . "MODS" 1: CDF_CHAR { " " } . "Discipline" 1: CDF_CHAR { "Space " - "Physics>Magnetospheric " - "Science" } 2: CDF_CHAR { "Space Physics>Ionospheric " - "Science" } . "PI_affiliation" 1: CDF_CHAR { "United States Geological " - "Survey, 1711 Illinois St, " - "Golden, CO 80401-1865, USA" } . "PI_name" 1: CDF_CHAR { "Carol A. Finn" } . "Rules_of_use" 1: CDF_CHAR { "Access to preliminary data" - " is provided as-is. We " - "request that you " - "acknowledge the USGS " - "Geomagnetism Program in " - "all published documents " - "which make use of USGS " - "data." } . #VARIABLEattributes "CATDESC" "DEPEND_0" "DEPEND_1" "DEPEND_2" "DEPEND_3" "DICT_KEY" "DISPLAY_TYPE" "FIELDNAM" "FILLVAL" "FORMAT" "LABLAXIS" "LABL_PTR_1" "LABL_PTR_2" "LABL_PTR_3" "UNITS" "UNIT_PTR" "VALIDMIN" "VALIDMAX" "VAR_TYPE" "SCALETYP" "SCAL_PTR" "VAR_NOTES" "FORM_PTR" "VIRTUAL" "FUNCT" "COMPONENT_0" "COMPONENT_1" "COMPONENT_2" "DEPEND_TIME" "DEPEND_EPOCH0" "COORDINATE_SYSTEM" "STATION_LATITUDE" "STATION_LONGITUDE" "STATION_ELEVATION" "STATION_DECLINATION" #variables ! No rVariables. #zVariables ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_mag_hon" CDF_REAL4 1 1 3 T T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: -1.0e+30 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "Magnetic field variation B in HEZ " - "vector components" } "DEPEND_0" CDF_CHAR { "thg_mag_hon_epoch" } "DEPEND_1" CDF_CHAR { "thg_mag_hon_compno" } "DISPLAY_TYPE" CDF_CHAR { "time_series" } "FIELDNAM" CDF_CHAR { "B in HEZ Components" } "FILLVAL" CDF_REAL4 { nan } "FORMAT" CDF_CHAR { "f9.2" } "LABL_PTR_1" CDF_CHAR { "thg_mag_hon_labl" } "UNIT_PTR" CDF_CHAR { "thg_mag_hon_unit" } "VALIDMIN" CDF_REAL4 { -60000.00, -60000.00, -60000.00 } "VALIDMAX" CDF_REAL4 { 60000.00, 60000.00, 60000.00 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "linear" } "DEPEND_TIME" CDF_CHAR { "thg_mag_hon_time" } "DEPEND_EPOCH0" CDF_CHAR { "thg_mag_hon_epoch0" } "COORDINATE_SYSTEM" CDF_CHAR { "HEZ" } "STATION_LATITUDE" CDF_CHAR { "21.32" } "STATION_LONGITUDE" CDF_CHAR { "202.00" } "STATION_ELEVATION" CDF_CHAR { "4.00000" } "STATION_DECLINATION" CDF_CHAR { "" } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_mag_hon_unit" CDF_CHAR 2 1 3 F T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: " " ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "thg_mag_hon_unit" } "DICT_KEY" CDF_CHAR { "label" } "FIELDNAM" CDF_CHAR { "thg_mag_hon_unit" } "FORMAT" CDF_CHAR { "a2" } "VAR_TYPE" CDF_CHAR { "metadata" } . ! NRV values follow... [1] = { "nT" } [2] = { "nT" } [3] = { "nT" } ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_mag_hon_compno" CDF_INT4 1 1 3 F T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: -2147483647 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "HDZ Component Number" } "DICT_KEY" CDF_CHAR { "number" } "FIELDNAM" CDF_CHAR { "HDZ Component Number" } "FILLVAL" CDF_INT4 { -2147483648 } "FORMAT" CDF_CHAR { "i2" } "LABL_PTR_1" CDF_CHAR { "thg_mag_hon_labl" } "VALIDMIN" CDF_INT4 { 1, 1, 1 } "VALIDMAX" CDF_INT4 { 3, 3, 3 } "VAR_TYPE" CDF_CHAR { "support_data" } "SCALETYP" CDF_CHAR { "linear" } . ! NRV values follow... [1] = 1 [2] = 2 [3] = 3 ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_mag_hon_time" CDF_REAL8 1 0 T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: -1.0e+30 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "thg_mag_hon_time,.UTC, in seconds " - "since 01-Jan-1970 00:00:00" } "DEPEND_0" CDF_CHAR { "thg_mag_hon_epoch" } "FIELDNAM" CDF_CHAR { "thg_mag_hon_time" } "FILLVAL" CDF_REAL8 { nan } "FORMAT" CDF_CHAR { "E13.6" } "LABLAXIS" CDF_CHAR { "UT" } "UNITS" CDF_CHAR { "sec" } "VALIDMIN" CDF_REAL8 { 0.000000e+00 } "VALIDMAX" CDF_REAL8 { 5.000000e+09 } "VAR_TYPE" CDF_CHAR { "support_data" } "VAR_NOTES" CDF_CHAR { "Unleaped seconds" } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_mag_hon_epoch" CDF_EPOCH 1 0 T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: 01-Jan-0000 00:00:00.000 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "thg_mag_hon_Epoch" } "FIELDNAM" CDF_CHAR { "thg_mag_hon_Epoch" } "FILLVAL" CDF_EPOCH { 31-Dec-9999 23:59:59.999 } "LABLAXIS" CDF_CHAR { "UT" } "VALIDMIN" CDF_EPOCH { 01-Jan-2001 00:00:00.000 } "VALIDMAX" CDF_EPOCH { 31-Dec-2100 23:59:59.999 } "VAR_TYPE" CDF_CHAR { "support_data" } "VIRTUAL" CDF_CHAR { "TRUE" } "FUNCT" CDF_CHAR { "comp_themis_epoch" } "COMPONENT_0" CDF_CHAR { "thg_mag_hon_epoch0" } "COMPONENT_1" CDF_CHAR { "thg_mag_hon_time" } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_mag_hon_epoch0" CDF_EPOCH 1 0 F ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: 01-Jan-0000 00:00:00.000 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "EPOCH0 of THEMIS TIME BASE" } "FIELDNAM" CDF_CHAR { "thg_mag_hon_epoch0" } "FILLVAL" CDF_EPOCH { 31-Dec-9999 23:59:59.999 } "LABLAXIS" CDF_CHAR { "timebase" } "UNITS" CDF_CHAR { "msec" } "VALIDMIN" CDF_EPOCH { 01-Jan-1900 00:00:00.000 } "VALIDMAX" CDF_EPOCH { 31-Dec-2029 23:59:59.999 } "VAR_TYPE" CDF_CHAR { "support_data" } "VAR_NOTES" CDF_CHAR { "EPOCH of 01-Jan-1970 00:00:00" } . ! NRV values follow... [] = 01-Jan-1970 00:00:00.000 ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "range_epoch" CDF_EPOCH 1 0 T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: 01-Jan-0000 00:00:00.000 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "range_epoch" } "FIELDNAM" CDF_CHAR { "range_epoch" } "FILLVAL" CDF_EPOCH { 31-Dec-9999 23:59:59.999 } "LABLAXIS" CDF_CHAR { "UT" } "UNITS" CDF_CHAR { "msec" } "VALIDMIN" CDF_EPOCH { 01-Jan-2001 00:00:00.000 } "VALIDMAX" CDF_EPOCH { 31-Dec-2100 23:59:59.999 } "VAR_TYPE" CDF_CHAR { "support_data" } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_magh_hon" CDF_REAL4 1 1 3 T T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: -1.0e+30 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "---> H - Local magnetic North " - "component of B" } "DEPEND_0" CDF_CHAR { "thg_mag_hon_epoch" } "DEPEND_1" CDF_CHAR { "thg_mag_hon_compno" } "DISPLAY_TYPE" CDF_CHAR { "time_series>y=thg_magh_hon(0)" } "FIELDNAM" CDF_CHAR { "H component of B" } "FILLVAL" CDF_REAL4 { nan } "FORMAT" CDF_CHAR { "f9.2" } "LABLAXIS" CDF_CHAR { "Magnetic North - H" } "UNITS" CDF_CHAR { "nT" } "VALIDMIN" CDF_REAL4 { -60000.00 } "VALIDMAX" CDF_REAL4 { 60000.00 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "linear" } "VIRTUAL" CDF_CHAR { "true" } "FUNCT" CDF_CHAR { "alternate_view" } "COMPONENT_0" CDF_CHAR { "thg_mag_hon" } "DEPEND_TIME" CDF_CHAR { "thg_mag_hon_time" } "DEPEND_EPOCH0" CDF_CHAR { "thg_mag_hon_epoch0" } "STATION_LATITUDE" CDF_FLOAT { 21.32 } "STATION_LONGITUDE" CDF_FLOAT { 202.00 } "STATION_ELEVATION" CDF_FLOAT { 4.00 } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_magd_hon" CDF_REAL4 1 1 3 T T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: -1.0e+30 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "---> E - Local magnetic East component" - " of B" } "DEPEND_0" CDF_CHAR { "thg_mag_hon_epoch" } "DEPEND_1" CDF_CHAR { "thg_mag_hon_compno" } "DISPLAY_TYPE" CDF_CHAR { "time_series>y=thg_magd_hon(1)" } "FIELDNAM" CDF_CHAR { "E component of B" } "FILLVAL" CDF_REAL4 { nan } "FORMAT" CDF_CHAR { "f9.2" } "LABLAXIS" CDF_CHAR { "Magnetic East - E" } "UNITS" CDF_CHAR { "nT" } "VALIDMIN" CDF_REAL4 { -60000.00 } "VALIDMAX" CDF_REAL4 { 60000.00 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "linear" } "VIRTUAL" CDF_CHAR { "true" } "FUNCT" CDF_CHAR { "alternate_view" } "COMPONENT_0" CDF_CHAR { "thg_mag_hon" } "DEPEND_TIME" CDF_CHAR { "thg_mag_hon_time" } "DEPEND_EPOCH0" CDF_CHAR { "thg_mag_hon_epoch0" } "STATION_LATITUDE" CDF_FLOAT { 21.32 } "STATION_LONGITUDE" CDF_FLOAT { 202.00 } "STATION_ELEVATION" CDF_FLOAT { 4.00 } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_magz_hon" CDF_REAL4 1 1 3 T T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: -1.0e+30 ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "---> Z - Local vertical down component" - " of B" } "DEPEND_0" CDF_CHAR { "thg_mag_hon_epoch" } "DEPEND_1" CDF_CHAR { "thg_mag_hon_compno" } "DISPLAY_TYPE" CDF_CHAR { "time_series>y=thg_magz_hon(2)" } "FIELDNAM" CDF_CHAR { "Z component of B" } "FILLVAL" CDF_REAL4 { nan } "FORMAT" CDF_CHAR { "f9.2" } "LABLAXIS" CDF_CHAR { "Vertical Down - Z" } "UNITS" CDF_CHAR { "nT" } "VALIDMIN" CDF_REAL4 { -60000.00 } "VALIDMAX" CDF_REAL4 { 60000.00 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "linear" } "VIRTUAL" CDF_CHAR { "true" } "FUNCT" CDF_CHAR { "alternate_view" } "COMPONENT_0" CDF_CHAR { "thg_mag_hon" } "DEPEND_TIME" CDF_CHAR { "thg_mag_hon_time" } "DEPEND_EPOCH0" CDF_CHAR { "thg_mag_hon_epoch0" } "STATION_LATITUDE" CDF_FLOAT { 21.32 } "STATION_LONGITUDE" CDF_FLOAT { 202.00 } "STATION_ELEVATION" CDF_FLOAT { 4.00 } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "thg_mag_hon_labl" CDF_CHAR 18 1 3 F T ! VAR_COMPRESSION: None ! (Valid compression: None, GZIP.1-9, RLE.0, HUFF.0, AHUFF.0) ! VAR_SPARSERECORDS: None ! (Valid sparserecords: None, sRecords.PAD, sRecords.PREV) ! VAR_PADVALUE: " " ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "thg_mag_hon_labl" } "DICT_KEY" CDF_CHAR { "label" } "FIELDNAM" CDF_CHAR { "thg_mag_hon_labl" } "FORMAT" CDF_CHAR { "a18" } "VAR_TYPE" CDF_CHAR { "metadata" } . ! NRV values follow... [1] = { "Magnetic North - H" } [2] = { "Magnetic East - E " } [3] = { "Vertical Down - Z " } #end