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Predicted values of UT1-TAI, 1999-2007

TT-UT1 can be obtained from this table using the expression

TT-UT1 = 32.184s - (UT1-TAI).

This table was prepared by the former Sub-bureau for Rapid Service and Predictions.

DATEUT1-TAI
(s)
Uncertainty
(s)

1998

Jan 1
Apr 1
Jul 1
Oct 1
-30.781
-30.962
-31.11
-31.23
.000
.000
.01
.02
1999Jan 1
Apr 1
Jul 1
Oct 1
-31.42
-31.9
-32.2
-32.4
.02
.2
.3
.4
2000Jan 1
Apr 1
Jul 1
Oct 1
-32.6
-32.9
-33.1
-33.3
.4
.5
.6
.8
2001Jan 1
Apr 1
Jul 1
Oct 1
-33.6
-34.
-34.
-34.
.9
1.
1.
1.
2002Jan 1
Apr 1
Jul 1
Oct 1
-35.
-35.
-35.
-35.
1.
2.
2.
2.
2003Jan 1
Apr 1
Jul 1
Oct 1
-36.
-36.
-36.
-36.
2.
2.
2.
2.
2004Jan 1
Apr 1
Jul 1
Oct 1
-37.
-37.
-37.
-38.
3.
3.
3.
3.
2005Jan 1
Apr 1
Jul 1
Oct 1
-38.
-38.
-38.
-38.
3.
3.
3.
3.
2006 Jan 1
Apr 1
Jul 1
Oct 1
-38.
-38.
-39.
-39.
3.
3.
3.
4.
2007Jan 1 -39. 4.

Table provided by the former Central Bureau.

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