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NIST UTC 2013 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 |
|---|---|---|
| 2013-12-23 | 56649 | -2.6 |
| 2013-12-13 | 56639 | -4.6 |
| 2013-12-03 | 56629 | -5.1 |
| 2013-11-23 | 56619 | -5.9 |
| 2013-11-13 | 56609 | -4.8 |
| 2013-11-03 | 56599 | -2.8 |
| 2013-10-24 | 56589 | 1.1 |
| 2013-10-14 | 56579 | 3.8 |
| 2013-10-04 | 56569 | 6.9 |
| 2013-09-24 | 56559 | 10.9 |
| 2013-09-14 | 56549 | 13.1 |
| 2013-09-04 | 56539 | 13.9 |
| 2013-08-25 | 56529 | 14.0 |
| 2013-08-15 | 56519 | 14.5 |
| 2013-08-05 | 56509 | 14.6 |
| 2013-07-26 | 56499 | 14.4 |
| 2013-07-16 | 56489 | 14.0 |
| 2013-07-06 | 56479 | 13.5 |
| 2013-06-26 | 56469 | 12.3 |
| 2013-06-16 | 56459 | 9.8 |
| 2013-06-06 | 56449 | 7.9 |
| 2013-05-27 | 56439 | 6.4 |
| 2013-05-17 | 56429 | 4.3 |
| 2013-05-07 | 56419 | -0.6 |
| 2013-04-27 | 56409 | -4.8 |
| 2013-04-17 | 56399 | -8.9 |
| 2013-04-07 | 56389 | -11.9 |
| 2013-03-28 | 56379 | -14.4 |
| 2013-03-18 | 56369 | -16.5 |
| 2013-03-08 | 56359 | -17.9 |
| 2013-02-26 | 56349 | -18.5 |
| 2013-02-16 | 56339 | -20.2 |
| 2013-02-06 | 56329 | -19.0 |
| 2013-01-27 | 56319 | -16.8 |
| 2013-01-17 | 56309 | -14.8 |
| 2013-01-07 | 56299 | -11.8 |
Created April 1, 2014, Updated October 7, 2020