BIPM Time Department Data Base
Participation guidelines	Participants Laboratories info UTC/UTCr Contributors	Lab. equipment GNSS TWSTFT	Clocks Clock stats & codes Obtain BIPM clock code by laboratory PSFS participation	Calibrations status GNSS TWSTFT	Interactive plots UTC-UTC(k) UTC-GNSS times	Contact

Primary and Secondary Frequency Standards participating to TAI, since september 2003