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          Met Office Generic BUFR Decoder
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Reading GRAS_1B_M02_20140101000329Z_20140101000436Z_R_O_20140709200600Z_G23_NN.bufr

 ===== Message no. 1 =====

 BUFR Section 0
  Length of section:            8 octets
  Total Message length:     10466 octets
  BUFR Edition:                 4

 BUFR Section 1
  Length of section:           22 octets
  BUFR Master Table:            0 (Meteorology)
  Originating Centre:         254 (EUMETSAT Operations Centre)
  Originating Sub-Centre:       0 (EUMETSAT (Germany))
  Update Sequence No:           0 (Original)
  Data  Category:               3 (Vertical soundings (satellite))
  Inter sub-Category:          50 (Radio Occultation sounding)
  Local sub-Category:          14
  Master Table version:        12 (2 November 2005)
  Local  Table version:         0 (not used)
  Message time:          00:03:29 01-Jan-2014

 BUFR Section 2
  Section 2 not present

 BUFR Section 3
  Length of section:            9 octets
  No. of obs. in Section 4:     1
  Message contains observed data
  Data is not compressed
  Descriptor   1: 310026

 BUFR Section 4
  Length of data:           10423 octets

 BUFR Section 5
  OK

 Data in Section 4:

 SATELLITE IDENTIFIER                                  Code 001007 METOP-2 (Met
 SATELLITE INSTRUMENTS                                 Code 002019         GRAS
 IDENTIFICATION OF ORIGINATING/GENERATING CENTRE       Code 001033     EUMETSAT
 PRODUCT TYPE FOR RETRIEVED ATMOSPHERIC GASES          Code 002172         Limb
 SOFTWARE IDENTIFICATION (SEE NOTE 2)                  NUMERIC        - - - - -
 TIME SIGNIFICANCE                                     Code 008021 START OF PHE
 YEAR                                                  YEAR                2014
 MONTH                                                 MONTH                  1
 DAY                                                   DAY                    1
 HOUR                                                  HOUR                   0
 MINUTE                                                MINUTE                 3
 SECOND                                                SECOND            29.259
 QUALITY FLAGS FOR RADIO OCCULTATION DATA              Flag 033039 
 .......1........