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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
2013-12-2356649-2.6
2013-12-1356639-4.6
2013-12-0356629-5.1
2013-11-2356619-5.9
2013-11-1356609-4.8
2013-11-0356599-2.8
2013-10-24565891.1
2013-10-14565793.8
2013-10-04565696.9
2013-09-245655910.9
2013-09-145654913.1
2013-09-045653913.9
2013-08-255652914.0
2013-08-155651914.5
2013-08-055650914.6
2013-07-265649914.4
2013-07-165648914.0
2013-07-065647913.5
2013-06-265646912.3
2013-06-16564599.8
2013-06-06564497.9
2013-05-27564396.4
2013-05-17564294.3
2013-05-0756419-0.6
2013-04-2756409-4.8
2013-04-1756399-8.9
2013-04-0756389-11.9
2013-03-2856379-14.4
2013-03-1856369-16.5
2013-03-0856359-17.9
2013-02-2656349-18.5
2013-02-1656339-20.2
2013-02-0656329-19.0
2013-01-2756319-16.8
2013-01-1756309-14.8
2013-01-0756299-11.8
Created April 1, 2014, Updated October 7, 2020