The complete set of publications and time-data files can be accessed via anonymous ftp at ftp2.bipm.org. Further information is available on the Time Department Database.

The files are organized in the following subdirectories:

• Circular-T – the latest issues of BIPM Circular T, providing traceability to UTC;


• Rapid-UTC – the results of Rapid UTC;


• TT(BIPM) – the realization of Terrestrial Time, TT(BIPM);


• Data – all data used for the computation of TAI;


• Other-products – other products, including time differences, clock weights, and frequency drifts;