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> BIPM Annual Report on Time Activities 2010
BIPM Annual Report on Time Activities 2010
Summary
International Atomic Time
Joint projects
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BIPM calibrations of time transfer equipment
BIPM services in the field of time, frequency and gravimetry
Technical partnerships of the Time Department
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BIPM Annual Report on Time Activities 2010
Clock comparisons
What time is it?
FTP server of the Time Department
Related articles
Work of the BIPM Time Department
FTP server
Special issue on
Modern Applications of Timescales
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•
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Download file:
Text of the BIPM Annual Report on Time Activities
(2010)
Contents:
BIPM Time Department
Practical information about the BIPM Time Department
Director's report on the scientific work of the BIPM Time, Frequency and Gravimetry Department (July 2009 - June 2010)
Access to electronic files on the FTP server of the BIPM Time Department
International Atomic Time (TAI) and Coordinated Universal Time (UTC)
Leap seconds
Establishment of International Atomic Time and of Coordinated Universal Time
Organization of the International Time Links
Relative frequency offsets and step adjustments of UTC -
Table 1
Relationship between TAI and UTC -
Table 2
Acronyms and locations of the timing centres which maintain a UTC(
k
) and/or a TA(
k
) -
Table 3
Equipment and source of UTC(
k
) of the laboratories contributing to TAI in 2010 -
Table 4
Differences between the normalized frequencies of EAL and TAI -
Table 5
Measurements of the duration of the TAI scale interval -
Table 6
Operation of IT-CsF1 primary frequency standard during 2010
Operation of Cs atomic fountain NICT-CsF1 in 2010
Operation of NIST-F1 in 2010
Operation of NMIJ-F1 primary frequency standard in 2010
Operation of the NPL-CsF2 primary frequency standard in 2010
Operation of the PTB primary clocks in 2010
Operation of the SYRTE primary clocks in 2010
Mean fractional deviation of the TAI scale interval from that of TT -
Table 7
Independent local atomic time scales and Local representations of UTC
International GPS Tracking Schedules
Relations of UTC and TAI with GPS time and GLONASS time
Clocks contributing to TAI in 2010
Rates relative to TAI -
Table 8
Relative weights -
Table 9A
Statistical data on the weights -
Table 9B
Appendix
Time Signals
Time Dissemination Services
Previous reports:
Text of the BIPM Annual Report on Time Activities
(2009)
Related articles
Work of the BIPM Time Department
FTP server
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