%           mjd     real     imag    sigma  (all in microas)
1984.0  45709.3   -282.07   -189.12     21.23
1984.5  45891.9   -301.16   -204.18     19.00
1985.0  46074.5   -267.74   -192.44     17.41
1985.5  46257.1   -264.08   -174.04     15.55
1986.0  46439.8   -246.51   -166.05     14.11
1986.5  46622.4   -202.89   -161.63     12.34
1987.0  46805.0   -198.12    -80.23     10.97
1987.5  46987.6   -196.20    -89.76     10.23
1988.0  47170.3   -183.89    -63.40      9.45
1988.5  47352.9   -186.70    -40.49      8.67
1989.0  47535.5   -164.13    -31.86      8.20
1989.5  47718.1   -168.92     -0.83      7.84
1990.0  47900.8   -160.49     -5.13      7.50
1990.5  48083.4   -150.62     10.45      7.07
1991.0  48266.0   -147.28     10.05      6.21
1991.5  48448.6   -132.71     13.14      5.74
1992.0  48631.3   -135.09     19.97      5.41
1992.5  48813.9   -124.75      8.72      5.12
1993.0  48996.5   -119.86     17.59      4.93
1993.5  49179.1   -120.92      7.14      4.59
1994.0  49361.8   -118.60     19.46      4.54
1994.5  49544.4   -120.99     20.49      4.38
1995.0  49727.0   -111.76     16.09      4.33
1995.5  49909.6   -107.96     18.78      4.30
1996.0  50092.3   -105.38     12.43      4.27
1996.5  50274.9    -94.83      2.88      4.30
1997.0  50457.5    -86.54     -3.55      4.22
1997.5  50640.1    -71.20    -12.86      4.27
1998.0  50822.8    -46.64    -28.52      4.55
1998.5  51005.4    -36.81    -41.42      4.61
1999.0  51188.0    -26.81    -57.33      4.60
1999.5  51370.6     -8.54    -59.06      4.58
2000.0  51553.3      5.94    -60.97      4.50
2000.5  51735.9     27.89    -59.90      4.50
2001.0  51918.5     33.93    -71.01      4.30
2001.5  52101.1     53.98    -73.39      4.21
2002.0  52283.8     60.43    -66.18      4.31
2002.5  52466.4     76.76    -75.73      4.13
2003.0  52649.0     92.51    -60.99      4.19
2003.5  52831.6     98.11    -51.15      4.22
2004.0  53014.3    125.99    -33.06      4.24
2004.5  53196.9    126.44    -14.11      4.21
2005.0  53379.5    141.94      4.32      4.19
2005.5  53562.1    146.85     34.12      3.90
2006.0  53744.8    153.05     53.39      3.88
2006.5  53927.4    148.69     75.11      3.65
2007.0  54110.0    142.93     82.00      3.73
2007.5  54292.6    133.57     97.03      3.78
2008.0  54475.3    133.47    113.96      3.75
2008.5  54657.9    128.36    147.61      3.92
2009.0  54840.5    126.83    156.45      3.89
2009.5  55023.1    125.49    174.39      3.81
2010.0  55205.8    121.95    179.93      3.73
2010.5  55388.4    131.91    186.77      3.75
2011.0  55571.0    126.21    190.70      3.44
2011.5  55753.6    128.73    192.44      3.39
2012.0  55936.3    125.89    199.07      3.14
2012.5  56118.9    114.09    179.23      3.21
2013.0  56301.5    111.76    175.89      3.17
2013.5  56484.1    110.44    169.41      3.17
2014.0  56666.8    121.68    165.10      3.07
2014.5  56849.4    122.92    171.20      2.94
2015.0  57032.0    123.56    166.04      2.92
2015.5  57214.6    127.17    159.59      2.98
2016.0  57397.3    126.59    155.63      2.96
2016.5  57579.9    130.08    148.23      2.98
2017.0  57762.5    128.92    148.32      3.01
2017.5  57945.1    123.33    145.90      3.08
2018.0  58127.8    116.05    150.43      3.22
2018.5  58310.4    113.37    144.62      3.39
2019.0  58493.0    115.72    145.69      3.70
2019.5  58675.6    115.19    156.62      3.97
2020.0  58858.3    126.82    158.65      4.27
2020.5  59040.9    129.25    174.93      4.38