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NIST Time Scale Data Archive

Updated monthly


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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
2016-03-22

57469

2.8

2016-03-12

57459

0.9

2016-03-02

57449

-0.4

2016-02-21

57439

-4.9

2016-02-11

57429

-7.6

2016-02-01

57419

-8.6

2016-01-22

57409

-7.4

2016-01-12

57399

-3.0

2016-01-02

57389

1.7