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NIST UTC 2010 Archive
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 |
|---|---|---|
| 2010-12-29 | 55559 | 6.7 |
| 2010-12-19 | 55549 | 5.5 |
| 2010-12-09 | 55539 | 3.9 |
| 2010-11-29 | 55529 | 0.9 |
| 2010-11-19 | 55519 | 1.1 |
| 2010-11-09 | 55509 | -0.6 |
| 2010-10-30 | 55499 | -1.6 |
| 2010-10-20 | 55489 | -3.7 |
| 2010-10-10 | 55479 | -4.6 |
| 2010-09-30 | 55469 | -3.3 |
| 2010-09-10 | 55449 | -0.1 |
| 2010-08-31 | 55439 | -2.2 |
| 2010-08-21 | 55429 | -3.6 |
| 2010-08-11 | 55419 | -5.1 |
| 2010-08-01 | 55409 | -7.4 |
| 2010-07-22 | 55399 | -9.4 |
| 2010-07-12 | 55389 | -9.5 |
| 2010-07-02 | 55379 | -10.6 |
| 2010-06-22 | 55369 | -11.8 |
| 2010-06-12 | 55359 | -10.7 |
| 2010-06-02 | 55349 | -9.3 |
| 2010-05-23 | 55339 | -8.1 |
| 2010-05-13 | 55329 | -6.8 |
| 2010-05-03 | 55319 | -5.6 |
| 2010-04-23 | 55309 | -4.6 |
| 2010-04-13 | 55299 | -3.9 |
| 2010-04-03 | 55289 | -4.0 |
| 2010-03-24 | 55279 | -3.4 |
| 2010-03-14 | 55269 | -2.5 |
| 2010-03-04 | 55259 | -1.8 |
| 2010-02-22 | 55249 | -2.2 |
| 2010-02-12 | 55239 | -0.4 |
| 2010-02-02 | 55229 | 3.7 |
| 2010-01-23 | 55219 | 5.7 |
| 2010-01-13 | 55209 | 10.1 |
| 2010-01-03 | 55199 | 15.0 |
Created June 2, 2011, Updated October 7, 2020