– the intergovernmental organization through which Member States act together on
     matters related to measurement science and measurement standards.
Search facility:

| Site map | News | Contact us
WGMRA working documents (Open access)
 FileTitleAuthorLatest updateFile type/ size
WGMRA/MRA-01Guideline 1 - Classification of services in Time and FrequencyCCTF WGMRA2014/12/09PDF
13 kbytes
WGMRA/MRA-02Guideline 2 - The estimation of uncertainties for T&F CMC entriesCCTF WGMRA2014/12/09PDF
66 kbytes
WGMRA/MRA-03Guideline 3 - The uncertainty interpolation for T&F CMC entriesCCTF WGMRA2014/12/09PDF
70 kbytes
WGMRA/MRA-04Guideline 4 - Uncertainty in frequencyCCTF WGMRA2014/12/09PDF
137 kbytes
WGMRA/MRA-05Guideline 5 - The prediction uncertainty of [UTC - UTC(k)]CCTF WGMRA2015/10/12PDF
458 kbytes
WGMRA/MRA-06Guideline 6 - Requirements for participation in the computation of UTC at the BIPMCCTF WGMRA2017/08/31PDF
92 kbytes
WGMRA/MRA-07Guideline 7 - Participation in the ongoing key comparison in time CCTF - K001.UTCCCTF WGMRA2015/10/12PDF
7 kbytes
WGMRA/MRA-08Guideline 8 - Requirements for the time laboratories for the participation in UTCCCTF WGMRA2017/08/31PDF
90 kbytes
WGMRA/MRA-09Guideline 9 - CCTF criteria for obtaining traceability in time and frequencyCCTF WGMRA2017/08/31PDF
64 kbytes
WGMRA/MRA-10CCTF - WGMRA Time and Frequency Supplementary Guide for Appendix B and C of CIPM MRA. CCTF WGMRA2017/10/25PDF
264 kbytes
Fast download
Download Acrobat Reader
CCTF summary
General information
CCTF members
Strategy documents
CCTF Working Groups
CCTF publications and bibliography
CCTF Task Groups
Photographs of the CCTF
Open documents
CCTF documents
WG-ALGO documents
WGATFT documents
WGFS documents
WGGNSS documents
WGMRA documents
WGPSFS documents
WGTAI documents
WGTWSTFT documents