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 |
| 2002-12-31 | 52639 | -2 |
| 2002-12-21 | 52629 | -3 |
| 2002-12-12 | 52619 | -4 |
| 2002-12-02 | 52609 | -3 |
| 2002-11-22 | 52599 | 2 |
| 2002-11-12 | 52589 | 3 |
| 2002-11-02 | 52579 | 5 |
| 2002-10-22 | 52569 | 5 |
| 2002-10-12 | 52559 | 4 |
| 2002-10-02 | 52549 | 4 |
| 2002-09-22 | 52539 | 3 |
| 2002-09-12 | 52529 | 0 |
| 2002-09-02 | 52519 | -1 |
| 2002-08-23 | 52509 | -6 |
| 2002-08-13 | 52499 | -13 |
| 2002-08-03 | 52589 | -11 |
| 2002-07-24 | 52479 | -4 |
| 2002-07-14 | 52469 | 0 |
| 2002-07-04 | 52459 | 3 |
| 2002-06-24 | 52449 | 8 |
| 2002-06-14 | 52439 | 12 |
| 2002-06-04 | 52429 | 11 |
| 2002-05-25 | 52419 | 12 |
| 2002-05-15 | 52409 | 14 |
| 2002-05-05 | 52399 | 0 |
| 2002-04-25 | 52389 | -2 |
| 2002-04-15 | 52379 | -7 |
| 2002-04-05 | 52369 | -14 |
| 2002-03-26 | 52359 | -15 |
| 2002-03-16 | 52349 | -13 |
| 2002-03-06 | 52339 | -9 |
| 2002-02-24 | 52329 | -12 |
| 2002-02-14 | 52319 | -19 |
| 2002-02-04 | 52309 | -19 |
| 2002-01-25 | 52299 | -20 |
| 2002-01-15 | 52289 | -19 |
| 2002-01-05 | 52279 | -11 |