CCTF Working Group on the CIPM MRA (CCTF-WGMRA)
Chair
National Metrology Institute of South Africa
South Africa
Secretary
Bureau international des poids et mesures
France
Membership
- Chairpersons of the RMO TCs for Time and Frequency
- Experts from time laboratories
Meetings and related documents
Publications
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Terms of reference
The functions of the CCTF-WGMRA are:
- to authorize on a provisional basis for any action needed between meetings of the CCTF as indicated by the CIPM MRA, in consultation with the CCTF President;
- to perform coordination activities relating to the CIPM MRA between RMOs;
- to act as point of contact for the BIPM and JCRB on CIPM MRA matters;
- to report actions to the next CCTF meeting, the CCTF revising the decisions as required;
- to identify areas where additional key comparisons and supplementary comparisons are needed, and develop the necessary guidelines and procedures;
- to provide guidance on the range of CMCs supported by particular key and supplementary comparisons;
- to establish and maintain a list of service categories, and where necessary rules for the preparation of CMC entries;
- to agree on detailed technical review criteria;
- to coordinate the review of existing CMCs in the context of new results of key and supplementary comparisons.
Working Groups