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First meeting of the INTER-PROGRAMME EXPERT TEAM ON DATA REPRESENTATION AND CODES
(Geneva, 15 - 18 September 2009)
Contact point in the WMO Secretariat: Pierre Kerhervé, Atsushi Shimazaki

 

Report  of the meeting

First meeting of the Inter-Programme Expert Team on Data Representation and Codes (IPET-DRC)


Reference documents

Report of the Joint meeting of the Coordination Team on Migration to Table Driven Code Forms (CT-MTDCF) and the Expert Team on Data Representation and Codes (ET-DRC), Summary  Annex
Introduction of the Manual on Codes, Vol. I.1 and Vol. I.2
Outcomes of sessions of the Executive Council and the Commission for Basic Systems related to data representation

 

Documentation (last update: 14 September 2009)

Agenda item
Title
Document
No.
Submitted by
-
Information for participants
-
List of participants
 1 ORGANIZATION OF THE MEETING    
   1.1    Opening of the meeting    
   1.2    Approval of the agenda Doc 1.2(1)
Doc 1.2(2)
Secretariat
   1.3    Working arrangement    
 2 GRIB    
   2.1    Status of proposals at the last Joint meeting of CT-MTDCF and ET-DRC Doc 2.1 Secretariat
   2.2    Common features of GRIB    
      2.2(1)       Hybrid height levels in GRIB edition 1 Doc 2.2(1) BoM
       
   2.3    Additions and modifications of GRIB2 Templates and tables    
      2.3(1)       Hybrid height levels Doc 2.3(1) Milan Dragosavac
      2.3(2)       Proposal for update to GRIB2 Tables Doc 2.3(2) Jeff Ator
      2.3(3)       Additional code table entries for METEOSAT data Doc 2.3(3) r1 Simon Elliott
      2.3(4)       Coding of synthetic satellite data in GRIB2 Doc 2.3(4) DWD
      2.3(5)       Some suspicious disunity within the documentations of TDCF Doc 2.3(5) Fang Zhao
      2.3(6)       Clarification needed for GDT 3.90 template in GRIB2 Doc 2.3(6) UKMO
      2.3(7)       Proposal for update to GRIB2 Tables Doc 2.3(7) Yves Pelletier
      2.3(8)       Proposal for update to GRIB2 Tables Doc 2.3(8) Michelle Mainelli
      2.3(9)       Proposal for update to GRIB2 Tables Doc 2.3(9) Michelle Mainelli
      2.3(10)       New GRIB2 table entries for WAFS data Doc 2.3(10) UKMO
       
 3 BUFR AND CREX    
   3.1    Status of proposals at the last Joint meeting of CT-MTDCF and ET-DRC Doc 3.1 Secretariat
   3.2    Common features of BUFR/CREX    
      3.2(1)       Specification of octet contents in BUFR Section 1 (octets for local use) Doc 3.2(1) Eva Cervena
      3.2(2)       Proposal for update to BUFR regulations Doc 3.2(2) Jeff Ator
      3.2(3)       Specification of octet contents in BUFR Section 1 (local table version) Doc 3.2(3) Stan Kellett
      3.2(4)       Specification of multiple instruments contributing to a single
      measurement
Doc 3.2(4) Simon Elliott
       
   3.3    Additions and modifications of BUFR/CREX Tables    
      3.3(1)       Editorial corrections of names of descriptors and addition of a Note to
      0 13 155
Doc 3.3(1) Eva Cervena
      3.3(2)       Update from JCOMM on developments for BUFR templates: New XBT
      template and queries about a revised VOS template
Doc 3.3(2) JCOMM
      3.3(3)       BUFR descriptors required by Recommendation 6.1/2 (CBS-XIV) Doc 3.3(3),
Add1
Eva Cervena
      3.3(4)       A proposal for Universal BUFR template for representation of Lightning
      data Formulated in June 2009
Doc 3.3(4) UKMO
      3.3(5)       Addition of UK Met Office sub-centres to Common Code Table C-12 Doc 3.3(5) Stan Kellett
      3.3(6)       Addition of UK Met Office sub-categories to Common Code Table C-13 Doc 3.3(6) Stan Kellett
      3.3(7)       Adjustment of units used in TDCFs and extension of Common Code
      Table C-6
Doc 3.3(7) Secretariat
      3.3(8)       New BUFR descriptors for ATMS data Doc 3.3(8) Jeff Ator
      3.3(9)       Proposal for update to Common Code Tables Doc 3.3(9) Jeff Ator
      3.3(10)       New BUFR descriptors for CrIS data Doc 3.3(10) Jeff Ator
      3.3(11)       Proposal for new version of 3-16-030 sequence Doc 3.3(11) Jeff Ator
      3.3(12)       Proposal for new Standardized BUFR Template for AMDAR Doc 3.3(12) Secretariat
      3.3(13)       Proposed new BUFR Template for Integration of routine Aircraft
      measurement into a Global Observing System (IAGOS)
Doc 3.3(13) Secretariat
      3.3(14)       BUFR Template for AMDAR, version 3 Doc 3.3(14) Eva Cervena
      3.3(15)       Updates to BUFR tables in support of the exchange of satellite data Doc 3.3(15) Simon Elliott
      3.3(16)       New entry in Common Code Table C1/C11 for COSMO Doc 3.3(16) DWD
      3.3(17)       Some suspicious disunity within the documentations of TDCF Doc 3.3(17) Fang Zhao
       
   3.4    Regulations for reporting traditional observation data in Table-Driven
   Code Forms (TDCF): BUFR and CREX
   
      3.4(1)       Additions to B/C Regulations Doc 3.4(1) Eva Cervena
       
   3.5    Master tables for scientific disciplines other than meteorology    
       
 4 TRADITIONAL ALPHANUMERIC CODES    
   4.1    Next amendments to the ICAO Annex 3    
   4.2    Clarification of METAR/SPECI Regulations Doc 4.2 Eva Cervena
       
 5 MIGRATION TO TABLE DRIVEN CODE FORMS (TDCF)    
   5.1    Migration status    
      5.1(1)       Result of WWW Monitoring Doc 5.1(1) Secretariat
      5.1(2)       Report on Migration to Table-driven Code Forms in RA VI Doc 5.1(2),
Add1
Eva Cervena
      5.1(3)       Report on Status of Migration to Table Driven Code Forms  in RAI
      (South and East Africa)
Doc 5.1(3) William Chillambo
      5.1(4)       Status of the migration to TDCF in Brazil Doc 5.1(4) José Mauro de Rezende
      5.1(5)       National practice on encoding AWS data in BUFR Doc 5.1(5) Fang Zhao
      5.1(x)       Activites by members of IPET-DRC   members
   5.2    Migration matrix and step-by-step migration by zone Doc 5.2 Secretariat
       
 6 MANUAL ON CODES    
   6.1    Electronic publication of the Manual on Codes Doc 6.1 Secretariat
   6.2    Electronic format of GRIB2, BUFR and CREX tables Doc 6.2 Secretariat
   6.3    Observation practice in the Manual on Codes Doc 6.3 Secretariat
   6.4    Comparison of encoded data and products Doc 6.4 Secretariat
       
 7 COLLABORATION WITH OTHER CBS TEAMS    
   7.1    Collaboration with the Inter-Programme Expert Team on Metadata and
   Data Interoperability (IPET-MDI):
   - ToRs of the IPET-MDI
   - Development of a WMO conceptual model of data representation
     - Three- level Modelling of WMO data products based on BUFR/CREX
       tables
  Secretariat
   7.2    Horizontal and vertical coordinates in Volume A and TDCF Doc 7.2 Eva Cervena
       
 8 CLOSURE OF THE MEETING    

 

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