year      mjd     cos     sin      +-
                    uas     uas     uas
---------------------------------------
1984.0  45700.0    79.0  -125.3    18.9
1985.0  46066.0   -93.9  -128.4    12.3
1986.0  46431.0  -237.9  -154.2    14.2
1987.0  46796.0  -262.7  -152.2    13.6
1988.0  47161.0  -201.6   -27.6    14.2
1989.0  47527.0  -191.9   -87.8    11.9
1990.0  47892.0  -201.0   -60.2     9.2
1991.0  48257.0  -147.8    26.3     7.9
1992.0  48622.0  -118.8    40.6     6.5
1993.0  48988.0  -111.8     9.5     7.5
1994.0  49353.0  -120.5    34.4     7.0
1995.0  49718.0  -123.2    39.3     7.7
1996.0  50083.0  -143.3    17.2     7.4
1997.0  50449.0  -127.2    49.2     7.5
1998.0  50814.0   -82.0    30.8     7.6
1999.0  51179.0   -20.0   -35.5     6.3
2000.0  51544.0    29.1  -110.9     6.0
2001.0  51910.0    87.1  -123.8     7.4
2002.0  52275.0    80.1   -97.3     7.1
2003.0  52640.0   109.9   -54.2     4.6
2004.0  53005.0   131.5   -10.2     4.5
2005.0  53371.0   157.7   -15.3     3.2
2006.0  53736.0   160.4   -14.2     3.1
2007.0  54101.0   141.6    35.9     4.7