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 |
| 2003-12-26 | 52999 | -4.0 |
| 2003-12-16 | 52989 | -2.8 |
| 2003-12-06 | 52979 | -0.2 |
| 2003-11-26 | 52969 | -1.1 |
| 2003-11-16 | 52959 | 2.0 |
| 2003-11-06 | 52949 | 2.1 |
| 2003-10-27 | 52939 | 1.8 |
| 2003-10-17 | 52929 | 1.2 |
| 2003-10-07 | 52919 | 3.9 |
| 2003-09-27 | 52909 | 7.9 |
| 2003-09-17 | 52899 | 7.5 |
| 2003-09-07 | 52889 | 7.6 |
| 2003-08-28 | 52879 | 7.7 |
| 2003-08-18 | 52869 | 8.0 |
| 2003-08-08 | 52859 | 10.2 |
| 2003-07-29 | 52849 | 10.7 |
| 2003-07-19 | 52839 | 12.7 |
| 2003-07-09 | 52829 | 12.6 |
| 2003-06-29 | 52819 | 9.2 |
| 2003-06-19 | 52809 | 7.5 |
| 2003-06-09 | 52799 | 3.8 |
| 2003-05-30 | 52789 | 0.6 |
| 2003-05-20 | 52779 | 4.0 |
| 2003-05-10 | 52769 | 10.4 |
| 2003-04-30 | 52759 | 8.9 |
| 2003-04-20 | 52749 | 10.7 | 2003-04-10 | 52739 | 10.9 |
| 2003-03-31 | 52729 | 11.0 |
| 2003-03-21 | 52719 | 12.0 |
| 2003-03-11 | 52709 | 11.0 |
| 2003-03-01 | 52699 | 7.0 |
| 2003-02-19 | 52689 | 8.0 |
| 2003-02-09 | 52679 | 7.0 |
| 2003-01-30 | 52669 | 2.0 |
| 2003-01-20 | 52659 | -1.0 |
| 2003-01-10 | 52649 | -5.0 |