! Skeleton table for the "wi_h2_swe_00000000_v01" CDF. ! Generated: Friday, 25-May-2007 12:54:39 ! CDF created/modified by CDF V2.7.2 ! Skeleton table created by CDF V2.7.2 #header CDF NAME: wi_h2_swe_00000000_v01 DATA ENCODING: NETWORK MAJORITY: ROW FORMAT: SINGLE ! Variables G.Attributes V.Attributes Records Dims Sizes ! --------- ------------ ------------ ------- ---- ----- 0/7 25 24 0/z 0 #GLOBALattributes ! Attribute Entry Data ! Name Number Type Value ! --------- ------ ---- ----- "Project" 1: CDF_CHAR { "ISTP" } . "Source_name" 1: CDF_CHAR { "WIND>Wind Interplanetary " - "Plasma Laboratory" } . "Discipline" 1: CDF_CHAR { "Space " - "Physics>Interplanetary " - "Studies" } . "Data_type" 1: CDF_CHAR { "H2>9 sec solar wind " - "electron moments" } . "Descriptor" 1: CDF_CHAR { "SWE>Solar Wind Experiment" } . "File_naming_convention" 1: CDF_CHAR { "source_datatype_descriptor" } . "Data_version" 1: CDF_CHAR { "1" } . "PI_name" 1: CDF_CHAR { "K. Ogilvie" } . "PI_affiliation" 1: CDF_CHAR { "NASA/GSFC" } . "TEXT" 1: CDF_CHAR { "Explanatory notes:..The " - "electron moments included " - "in this data set are " - "derived from fitting a " - "Kappa model to energy " - "spectra of solar wind " - "electron distributions " - "measured by the Wind/SWE " - "electron instrument (see " - 'Ogilvie et al., "SWE, a ' - "comprehensive plasma " - "instrument for the Wind " - 'spacecraft", Space Sci. ' - "Rev., 71, 55, 1955). " - "Moments parameters are " - "computed from 9s " - "measurements which are " - "usually separated by one " - "or more 3s spin-periods. " - "These quantities are " - "reliable and citable with " - "caution, meaning that the " - "PI advises that the user " - "should discuss their " - "interpretations with a " - "member of the SWE science " - "team before " - "publishing...The following" - " comments are intended to " - "aid in the use and " - "interpretation of the " - "prime quantities of this " - "data set, the electron " - "density and temperature. " - "We begin our analysis by " - "assuming that the solar " - "wind plasma being observed" - " has electron density, N " - "[#/cc], and electron " - "temperature, T [K]; the " - "goal being to indirectly " - "determine these. The (13)" - " energy channels over " - "which observations are " - "made are: E = 19.34, " - "38.68, 58.03, 77.37, " - "96.71, 116.1, 193.4, " - "290.1, 425.5, 580.3, " - "773.7, 1006., and 1238. " - "eV; f(E) [#/{cc*(cm/s)^3}]" - " is obtained for each " - "E--constituting an 'energy" - " spectrum'. The unitless " - "parameter, Kappa, varies " - "over the open--endpoints " - "excluded--interval: (1.6, " - "6), with a typical value " - "of 3. W [eV], the average" - " thermal energy of an " - "electron in the observed " - "plasma, is defined as: " - "{[Kappa - " - "(3/2)]/Kappa}*kT, where k " - "is Boltzmann's constant " - '[eV/K]. The "Kappa model"' - " is defined as: " - "f(E;A,s,eta) = A*[1 + " - "(E/eta)]^-s, where A = " - "{N/[2*pi*(eta/m)]^(3/2)}*[" - "Gamma(s)/Gamma(s-{3/2})], " - "s = Kappa+1, and eta [eV] " - "= Kappa*W. Note that A " - "has the same units as " - "f(E), m is the mass of an " - "electron, and 'Gamma' " - 'refers to the "gamma ' - 'function". If--by ' - "selection of A, s, and " - 'eta--we successfully "fit"' - " f(E) to our (E,f) " - "measurements, we may " - '"unpack" (solve ' - "algebraicly for) N and T. " - " Note that a constrained " - "nonlinear optimization " - "algorithm is used in the " - "fitting process, with each" - " energy channel's counts " - "being weighted according " - "to the standard error " - "assumed for a " - "Poisson-distributed " - 'process. The "quality" of' - " each fit is indicated as " - "a unitless value, 0 <= Q " - "<= 1, such that Q will be " - "near 0 for a poor quality " - "fit, and near 1 for a good" - " quality fit. The data " - "set reported here " - "contains: N, T, W, Kappa, " - "A, and Q (as described " - "above).." } . "Instrument_type" 1: CDF_CHAR { "Plasma and Solar Wind" } . "Mission_group" 1: CDF_CHAR { "Wind" } . "Logical_source" 1: CDF_CHAR { "wi_h2_swe" } . "Logical_file_id" 1: CDF_CHAR { "wi_h2_swe_00000000_v01" } . "Logical_source_description" 1: CDF_CHAR { "Wind SOLAR WIND EXPERIMENT" - " 9 sec solar wind electron" - " moments" } . "Time_resolution" 1: CDF_CHAR { "9 seconds" } . "Rules_of_use" . "Generated_by" . "Generation_date" 1: CDF_CHAR { " 20070525" } . "Acknowledgement" . "MODS" 1: CDF_CHAR { "Skeleton created " - "5/17/2007.Incremented to " - "H2 data type 5/25/2007" } . "ADID_ref" . "LINK_TEXT" . "LINK_TITLE" . "HTTP_LINK" . #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" "MONOTON" "FORM_PTR" #variables ! No rVariables. #zVariables ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "Epoch" CDF_EPOCH 1 0 T ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "Default time" } "FIELDNAM" CDF_CHAR { "Epoch" } "FILLVAL" CDF_EPOCH { 31-Dec-9999 23:59:59.999 } "VALIDMIN" CDF_EPOCH { 01-Jan-1990 00:00:00.000 } "VALIDMAX" CDF_EPOCH { 31-Dec-2029 23:59:59.999 } "VAR_TYPE" CDF_CHAR { "support_data" } "SCALETYP" CDF_CHAR { "linear" } "MONOTON" CDF_CHAR { "INCREASE" } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "el_density" CDF_REAL4 1 0 T ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "Electron density" } "DEPEND_0" CDF_CHAR { "Epoch" } "DICT_KEY" CDF_CHAR { "density>electron_number" } "DISPLAY_TYPE" CDF_CHAR { "time_series" } "FIELDNAM" CDF_CHAR { "el_density" } "FILLVAL" CDF_REAL4 { -1.0e+31 } "FORMAT" CDF_CHAR { "E9.3" } "LABLAXIS" CDF_CHAR { "Ne" } "UNITS" CDF_CHAR { "#/cc" } "VALIDMIN" CDF_REAL4 { 0.1 } "VALIDMAX" CDF_REAL4 { 100.0 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "log" } "VAR_NOTES" CDF_CHAR { "Unpacked from parameters of fitted " - "Kappa model." } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "Te" CDF_REAL4 1 0 T ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "Electron temperature" } "DEPEND_0" CDF_CHAR { "Epoch" } "DICT_KEY" CDF_CHAR { "temperature>electron" } "DISPLAY_TYPE" CDF_CHAR { "time_series" } "FIELDNAM" CDF_CHAR { "Te" } "FILLVAL" CDF_REAL4 { -1.0e+31 } "FORMAT" CDF_CHAR { "E10.3" } "LABLAXIS" CDF_CHAR { "Te" } "UNITS" CDF_CHAR { "K" } "VALIDMIN" CDF_REAL4 { 10000.0 } "VALIDMAX" CDF_REAL4 { 1.0e+06 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "log" } "VAR_NOTES" CDF_CHAR { "Unpacked from parameters of fitted " - "Kappa model." } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "We" CDF_REAL4 1 0 T ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "Electron thermal energy (model)" } "DEPEND_0" CDF_CHAR { "Epoch" } "DICT_KEY" CDF_CHAR { "energy>electron_average" } "DISPLAY_TYPE" CDF_CHAR { "time_series" } "FIELDNAM" CDF_CHAR { "We" } "FILLVAL" CDF_REAL4 { -1.0e+31 } "FORMAT" CDF_CHAR { "F4.1" } "LABLAXIS" CDF_CHAR { "We" } "UNITS" CDF_CHAR { "eV" } "VALIDMIN" CDF_REAL4 { 0.0 } "VALIDMAX" CDF_REAL4 { 75.0 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "linear" } "VAR_NOTES" CDF_CHAR { "Parameter of fitted Kappa model." } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "Kappa" CDF_REAL4 1 0 T ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "Kappa-constant of Kappa model" } "DEPEND_0" CDF_CHAR { "Epoch" } "DISPLAY_TYPE" CDF_CHAR { "time_series" } "FIELDNAM" CDF_CHAR { "Kappa" } "FILLVAL" CDF_REAL4 { -1.0e+31 } "FORMAT" CDF_CHAR { "F4.2" } "LABLAXIS" CDF_CHAR { "Kappa" } "UNITS" CDF_CHAR { "unitless" } "VALIDMIN" CDF_REAL4 { 1.6 } "VALIDMAX" CDF_REAL4 { 6.0 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "linear" } "VAR_NOTES" CDF_CHAR { "Parameter of fitted Kappa model." } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "A_kappa" CDF_REAL4 1 0 T ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "A-constant of Kappa model" } "DEPEND_0" CDF_CHAR { "Epoch" } "DISPLAY_TYPE" CDF_CHAR { "time_series" } "FIELDNAM" CDF_CHAR { "A_kappa" } "FILLVAL" CDF_REAL4 { -1.0e+31 } "FORMAT" CDF_CHAR { "E12.5" } "LABLAXIS" CDF_CHAR { "A_kappa" } "UNITS" CDF_CHAR { "#/[cc*(cm/s)^3]" } "VALIDMIN" CDF_REAL4 { 1.0e-33 } "VALIDMAX" CDF_REAL4 { 1.0e-23 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "log" } "VAR_NOTES" CDF_CHAR { "Parameter of fitted Kappa model." } . ! RV values were not requested. ! Variable Data Number Record Dimension ! Name Type Elements Dims Sizes Variance Variances ! -------- ---- -------- ---- ----- -------- --------- "Q_flag" CDF_REAL4 1 0 T ! Attribute Data ! Name Type Value ! -------- ---- ----- "CATDESC" CDF_CHAR { "Quality (of Kappa-model fit) flag" } "DEPEND_0" CDF_CHAR { "Epoch" } "DICT_KEY" CDF_CHAR { "flag>quality" } "DISPLAY_TYPE" CDF_CHAR { "time_series" } "FIELDNAM" CDF_CHAR { "Q_flag" } "FILLVAL" CDF_REAL4 { -1.0e+31 } "FORMAT" CDF_CHAR { "F4.2" } "LABLAXIS" CDF_CHAR { "Quality" } "UNITS" CDF_CHAR { "unitless" } "VALIDMIN" CDF_REAL4 { 0.0 } "VALIDMAX" CDF_REAL4 { 1.0 } "VAR_TYPE" CDF_CHAR { "data" } "SCALETYP" CDF_CHAR { "linear" } "VAR_NOTES" CDF_CHAR { "Quality-of-fit indicator for applying " - "Kappa model to data." } . ! RV values were not requested. #end