TT-UT1 can be obtained from this table using the expression
TT-UT1 = 32.184s - (UT1-TAI).
This table was prepared by the Sub-bureau for Rapid Service and
Predictions (see this volume).
------------------------------------------------
DATE UT1-TAI Uncertainty
(s) (s)
------------------------------------------------
2000 Jan 1 -31.645 .001
Apr 1 -31.724 .001
Jul 1 -31.83 .01
Oct 1 -31.87 .02
2001 Jan 1 -31.96 .02
Apr 1 -32.7 .2
Jul 1 -32.9 .3
Oct 1 -33.1 .4
2002 Jan 1 -33.3 .4
Apr 1 -33.6 .5
Jul 1 -33.8 .6
Oct 1 -33.9 .8
2003 Jan 1 -34.2 .9
Apr 1 -35. 1.
Jul 1 -35. 1.
Oct 1 -35. 1.
2004 Jan 1 -35. 1.
Apr 1 -36. 2.
Jul 1 -36. 2.
Oct 1 -36. 2.
2005 Jan 1 -36. 2.
Apr 1 -37. 2.
Jul 1 -37. 2.
Oct 1 -37. 2.
2006 Jan 1 -37. 3.
Apr 1 -38. 3.
Jul 1 -38. 3.
Oct 1 -38. 3.
2007 Jan 1 -38. 3.
Apr 1 -38. 3.
Jul 1 -39. 3.
Oct 1 -39. 4.
2008 Jan 1 -39. 4.
------------------------------------------------