NIST Time Scale Data Archive |
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UTC - UTC(NIST)
The deviation of UTC(NIST) from UTC has been less than +/-100 ns since July 6, 1994. The table below shows values of UTC - UTC(NIST) as supplied by the BIPM Circular T for the most recent period in which data are available.
UTC - UTC(NIST)Values (at 10-day intervals)
| Date | MJD | UTC-UTC(NIST) ns |
2008-12-29 | 54829 | 4.1 |
| 2008-12-19 | 54819 | 2.5 | 2008-12-09 | 54809 | 0.7 |
| 2008-11-29 | 54799 | 0.5 | 2008-11-19 | 54789 | -1.0 |
| 2008-11-09 | 54779 | -2.1 | 2008-10-30 | 54769 | -3.3 |
| 2008-10-20 | 54759 | -5.7 | 2008-10-10 | 54749 | -5.4 |
| 2008-09-30 | 54739 | -4.7 | 2008-09-20 | 54729 | -2.0 |
| 2008-09-10 | 54719 | -1.2 | 2008-08-31 | 54709 | -1.4 |
| 2008-08-21 | 54699 | 0.9 | 2008-08-11 | 54689 | 1.3 |
| 2008-08-01 | 54679 | 3.0 | 2008-07-22 | 54669 | 3.5 |
| 2008-07-12 | 54659 | 4.1 | 2008-07-02 | 54649 | 3.9 |
| 2008-06-22 | 54639 | 1.1 | 2008-06-12 | 54629 | -2.0 |
| 2008-06-02 | 54619 | -4.6 | 2008-05-23 | 54609 | -7.8 |
| 2008-05-13 | 54599 | -8.4 | 2008-05-03 | 54589 | -10.2 |
| 2008-04-23 | 54579 | -10.1 | 2008-04-13 | 54569 | -12.8 |
| 2008-04-03 | 54559 | -12.5 | 2008-03-24 | 54549 | -12.6 |
| 2008-03-14 | 54539 | -13.0 | 2008-03-04 | 54529 | -9.9 |
| 2008-02-23 | 54519 | -6.7 | 2008-02-13 | 54509 | -5.1 |
| 2008-02-03 | 54499 | -3.8 | 2008-01-24 | 54489 | -1.2 |
| 2008-01-14 | 54479 | -0.9 | 2008-01-04 | 54469 | 1.3 |
Online: September 2002 - Last update: January 23, 2009 - ep