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Full example of CEF 2 file

!------------------- CEF ASCII File --------------------|
! Free width data entries separated by delimiters       |
!                                                       |
! ASCII Format                                          |
! Native C ordering, last index varies fastest          |
! Blank lines are ignored                               |
! "!" escapes rest of line as comment                   |
!-------------------------------------------------------|
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!                                  File Metadata      !
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

FILE_NAME = "SC_RR_INS_YYYYMMDD_Extn_V01.cef"
FILE_FORMAT_VERSION = "CEF-2.0" !this is case insensitive
END_OF_RECORD_MARKER = "$"
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!                                  Global Metadata    !
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!
! This metadata is CSDS and ISTP compliant
! A CAA metadata dictionary compliant version must be produced
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

START_META = Logical_file_id
   ENTRY = "SC_RR_INS_YYYYMMDD_Extn_V01.cef"
END_META = Logical_file_id
!
START_META = Project
   ENTRY = "PROJ>LONG PROJECT NAME"    
END_META = Project
!
START_META = Discipline
   ENTRY = "SPACE PHYSICS> MAGNETOSPHERIC PHYSICS"   
END_META = Discipline
!
START_META = Source_name
   ENTRY = "SC_RR_INS_YYYYMMDD_Extn_V01.cdf"        
END_META = Source_name
!
START_META = Data_type
   ENTRY = "RES>RESOLUTION"             
END_META = Data_type
!
START_META = Descriptor
   ENTRY = "INS>LONG INSTRUMENT NAME"   
END_META = Descriptor
!
START_META = Data_version
   ENTRY = "01"                        
END_META = Data_version
!
START_META = Generation_date
   VALUE_TYPE = ISO_TIME
   ENTRY = 1904-01-23T12:13:14.5678Z 
END_META = Generation_date
!
START_META = Caveats
   ENTRY = "Dummy header only"  
END_META = Caveats
!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!                                        Variables    !
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
START_VARIABLE = time_tags
   ! scalar, no Size entry
   VALUE_TYPE      = ISO_TIME
   UNITS           = "s"
   DELTA_PLUS      = 2.0
   DELTA_MINUS     = 2.0
   LABLAXIS        = "UT"
   FIELDNAM        = "Universal Time"
END_VARIABLE       = time_tags

START_VARIABLE  = vector_B_field   
   SIZES           =  3
   VALUE_TYPE      = FLOAT
   FIELDNAM        = "Magnetic field"
   SI_CONVERSION   = "1.0e-9>T"
   ! if this variable had Frame = "vector>gse_rtp" then we'd have
   ! SI_conversion = "1.0e-9>T", "1>degree", "1>degree"
   ! UNITS         = "nT", "deg", "deg"
   UNITS           = "nT"
   FILLVAL         = -1.0E-10
   LABLAXIS        = "B"    
   LABEL_1         = "x", "y", "z"      
   REPRESENTATION_1   = "x", "y", "z"      
   TENSOR_ORDER     = 1     
   TENSOR_FRAME    = "gse"           
   DEPEND_0        = time_tags
END_VARIABLE       = vector_B_field

START_VARIABLE     = B_n_sigma     
! scalar, no Size entry
   VALUE_TYPE      = FLOAT
   FIELDNAM        = "Normalised delta B / B"
   LABLAXIS        = "dB/B"
   SI_CONVERSION   = "1.0>(ratio)"
   UNITS           =  "unitless"  
   FILLVAL         = -1.0E-10              
   DEPEND_0        = time_tags
END_VARIABLE       = B_n_sigma

START_VARIABLE    = He_psd   
   SIZES          =  5, 6
   VALUE_TYPE     = FLOAT
   FIELDNAM       = "Spin Ave Helium Partial Density"
   LABLAXIS       = "N_He"
   SI_CONVERSION  = "1.e6>(number) m^-3"  
   UNITS          = "/cc"
   FILLVAL        = -1.0E-10               
   Theta_Factor   = "TFactor[j] is cos(theta[j])-cos(theta[j]+Wth[j])"
   Energy_Factor  = "EFactor[i] for volume is E[i]^2 *2*WE[i] + (2/3)WE[i]^3"
   Volume_Factor  = "V[i][j] = EFactor[i]*TFactor[j]* pi * 15/180"
   Bin_volume_use = "Divide N_He by V[i][j] to get phase space density"
   DEPEND_0       = time_tags
   DEPEND_1       = Dimension_E
   DEPEND_2       = Dimension_th
END_VARIABLE      = He_psd

START_VARIABLE  =  Dimension_E  
    SIZES           =  5
    VALUE_TYPE      =  FLOAT
    FIELDNAM        =  "Energy bin edges"
    LABLAXIS        =  "E"
    SI_CONVERSION   =  "1.602e-19>J"
    UNITS           =  "eV"
    DELTA_PLUS      =  1.0e3
    DELTA_MINUS     =  0.0
    SCALING         =  LINEAR  
    DATA            =  0.0,1.0e3,2.0e3,3.0e3,4.0e3 
END_VARIABLE    =  Dimension_E

START_VARIABLE     = Dimension_th   
    SIZES          =  6
    VALUE_TYPE     = FLOAT
    FIELDNAM       = "Polar bin edges" 
    LABLAXIS       = "Theta"
    SI_CONVERSION  = "1>degree"
    UNITS          = "deg"
    DELTA_PLUS     = 30.0
    DELTA_MINUS    = 0.0
    SCALING        = LINEAR
    DATA           = 0.0,30.0,60.0,90.0,120.0,150.0 
END_VARIABLE = Dimension_th

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!                                        Data         !
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

! White space between entries (for readability) is safe but not needed
! Time field must be in form e.g. 1995-01-23T02:33:17.235Z

DATA_UNTIL = "End_of_file" 
1995-01-23T02:33:17.235Z, 2.7453, -0.15678, 77.456, 2.3475,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T02:33:21.124Z, 2.7453, -0.15678, 72.156, 2.1175,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T02:33:25.921Z, 2.729, -0.15678, 77.456, 3.2128,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T02:33:30.012Z, 2.7453, -0.12343, 72.156, 1e-10,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T02:33:34.235Z, 2.1268, -0.11253, 83.501, 1.1194,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T17:44:46.845Z, 12.341, 5.2345, 83.247, 2.1563,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T17:44:50.334Z, 12.341, 5.2345, 83.247, 2.1563,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T17:44:55.112Z, 12.341, 5.2345, 83.247, 2.1563,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T17:44:59.345Z, 12.341, 5.2345, 83.247, 2.1563,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T17:45:03.749Z, 12.341, 5.2345, 83.247, 2.1563,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
1995-01-23T17:45:08.153Z, 12.341, 5.2345, 83.247, 2.1563,
        12.341, 5.245, 83.247, 2.156, 12.341, 5.235, 
        13.442, 6.554, 60.244, 9.156, 15.341, 4.245, 
        22.341, 5.245, 80.247, 10.163, 16.341, 6.345, 
        11.366, 6.235, 73.247, 3.153, 18.341, 7.245, 
        10.551, 8.234, 65.247, 2.563, 20.341, 9.235   $
End_of_file



Anthony Allen 2009-10-19