# ------------------------------------------------------------------------
# 
#      B U F R   E N C O D I N G   A N D   D E C O D I N G   S O F T W A R E 
# 
# FILE:          DESCR.TXT
# 
# AUTHOR:        Konrad Koeck
#                Institute of Communication and Wave Propagation, 
#                Technical University Graz, Austria
# 
# VERSION NUMBER:1.8 beta
# 
# DATE CREATED:  23-FEB-1994
# 
# STATUS:        DEVELOPMENT FINISHED
# 
# 
# FUNCTIONAL DESCRIPTION:
# -----------------------
# 
# List of data descriptors to be handled by the BUFR-coding and decoding software.
# see: World Meteorological Organization: Manual on Codes Volume I, International 
# Codes, Part B: Binary Codes.
# 
# This File will be read by the coding and decoding software. Therefore all 
# comment-lines must start with a '#'
# 
# lines starting with a '.' are command-Lines to enable the coding- and decoding
# software to read this file
# 
#
# AMENDMENT RECORD:
# 
# ISSUE       DATE            SCNREF      CHANGE DETAILS
# -----       ----            ------      --------------
# V1.0        23-FEB-1994     Koeck       Initial Issue
# 
#
#Table Ref. Unit      Scale  Ref.  Data   Element Name                          
#F X  Y                      Vaule Width                                        
#-------------------------------------------------------------------------------
.descriptors
 0 01 001   Numeric     0        0   7    WMO block number
 0 01 002   Numeric     0        0  10    WMO station number
 0 04 001   Year        0        0  12    Time of observation (year)            
 0 04 002   Month       0        0   4    Time of observation (month)           
 0 04 003   Day         0        0   6    Time of observation (day)             
 0 04 004   Hour        0        0   5    Time of observation (hour)            
 0 04 005   Minute      0        0   6    Time of observation (minute)          
 0 04 006   Second      0        0   6    Time of observation (second)          
 0 05 002   Degree      2    -9000  15    Latitude (coarse accuracy)            
 0 05 021   Degree      2        0  16    Bearing or azimuth
 0 05 022   Degree      2        0  16    Solar azimuth
 0 05 031   Numeric     0        0  12    Row number                            
 0 05 033   m          -1        0  16    Pixel size on horizontal -1           
 0 06 033   m          -1        0  16    Pixel size on horizontal -2           
 0 06 002   Degree      2   -18000  16    Longitude (coarse accuracy)           
 0 21 036   mm*h-1      1        0  12    Radar rainfall intensity (modified !) 
 0 25 006   Table       0        0   3    Z to R conversion                     
 0 25 007   Numeric     0        0  12    T to R conversion factor              
 0 25 008   Numeric     2        0   9    Z to R conversion exponent            
 0 25 009   Flag-table  0        0   4    Calibration method                    
 0 25 010   Table       0        0   4    Clutter treatment                     
 0 25 011   Table       0        0   2    Ground occultation correction         
 0 25 012   Table       0        0   2    Range attenuation correction          
 0 25 013   Flag-table  0        0   2    Bright band correction                
 0 25 015   Flag-table  0        0   2    Radome attenuation correction         
 0 25 016   dB*m-1      5        0   6    Clear-air attenuation correction      
 0 25 017   Flag-Table  0        0   2    Precipitation attenuation correction  
 0 29 001   Table       0        0   3    Projection type                       
 0 29 002   Table       0        0   2    Co-ordinate grid type                 
 0 30 001   Numeric     0        0   4    Pixel value (4 bits)                  
 0 30 002   Numeric     0        0   8    Pixel value (8 bits)                  
 0 30 021   Numeric     0        0  12    Number of pixels per row              
 0 30 022   Numeric     0        0  12    Number of pixels per column           
 0 30 031   Table       0        0   4    Picture type                          
 0 30 032   Flag-table  0        0  16    Combination with other data           
 0 31 001   Numeric     0        0   8    Delayed descriptor replication factor 
 0 31 002   Numeric     0        0  16    Extended delayed descriptor replication factor 
 0 31 011   Numeric     0        0   8    Delayed descriptor and data repetition factor
 0 31 012   Numeric     0        0  16    Extended delayed descriptor and data repetition factor


#Sequence descriptors:
#-------------------------------------------------------------------------------
#F X  Y     F X  Y
.sequences
 3 01 001   0 01 001
            0 01 002

 3 01 011   0 04 001
            0 04 002
            0 04 003
 
 3 01 012   0 04 004
            0 04 005
 
 3 01 023   0 05 002
            0 06 002
 
 3 01 192   3 01 011
            3 01 012
            3 01 023
            3 01 023
            3 01 023
            3 01 023
            0 29 001
            0 05 002
            0 05 002
            0 05 033
            0 06 033
            0 30 021
            0 30 022
 
 3 13 010   0 21 036
            1 01 000
            0 31 001
            0 21 036
 
 3 21 007   0 25 009
            0 25 010
            0 25 011
            0 25 012
            0 25 013
            0 25 015
            0 25 016
            0 25 017
 
 3 21 008   0 25 006
            0 25 007
            0 25 008
 
 3 21 011   0 30 031
            0 30 032
            0 29 002
 
# for 4 bit per pixel radar-images:
 3 21 192   1 10 000
            0 31 002
            0 05 031
            1 07 000
            0 31 001
            1 02 000
            0 31 001
            0 31 012
            0 30 001
            1 01 000
            0 31 001
            0 30 001

# for 8 bit per pixel radar-images:
 3 21 193   1 10 000
            0 31 002
            0 05 031
            1 07 000
            0 31 001
            1 02 000
            0 31 001
            0 31 012
            0 30 002
            1 01 000
            0 31 001
            0 30 002

#Code Tables:
#-------------------------------------------------------------------------------
#Table Ref.   Code   meaning
#F X  Y
.tables
 0 25 006      0     ZH to R conversion
               1     (ZH,ZDR) to (NO,DO) to R
               2     (Z(F1),Z(F2)) to attenuation to R
               6     Other
               7     Missing value
 
 0 25 009      1     None
               2     Calibration target on signal
               3     Against raingauges
               4     Against other instruments (distrometer - attenuation)
               5     Missing Value
 
 0 25 010      0     None
               1     Map
               2     Insertion of higher elevation data and map
               3     Analysis of the fluctuating logarithm signal (clutter detection)
               4     Extraction of the fluctuating part of linear signal (clutter suppression)
               5     Clutter suppression - Doppler
               6     Multi-parameter analysis
              15     Missing value
 
 0 25 011      0     None
               1     Map of correction factors
               2     Interpolation (azimuth and elevation)
               3     Missing value
 
 0 25 012      0     Hardware
               1     Software
               2     Hardware and Software
               3     Missing value
 
 0 25 013      1     Bright-Band correction
               2     Missing value
 
 0 25 015      1     Radome attenuation correction
               2     Missing value
 
 0 25 017      1     Precipitation attenuation correction
               2     Missing value
 
 0 29 001      0     Gnomic projection
               1     Polar stereographic projection
               2     Lambert's conformal conical projection
               3     Mercator's projection
               7     Missing value
 
 0 29 002      0     Cartesian
               1     Polar
               2     Other
               3     Missing Value
 
 0 30 031      0     PPI
               1     Composite
               2     CAPPI
               3     Vertical section
               4     Alphanumeric data
               5     Map of subject clutter
               6     Map
               7     Test picture
               8     Comments
              14     Other
              15     Missing Value
 
 0 30 032      1     Map
               2     Satellite IR
               3     Satellite VIS
               4     Satellite WV
               5     Satellite multispectral
               6     Synoptic observations
               7     Forecast parameters
               8     Lightning data
              15     Other data
              16     Missing value

#end of file
