%           mjd     real     imag    sigma  (all in microas)
1984.0  45709.3   -282.10   -189.08     21.23
1984.5  45891.9   -301.18   -204.15     19.00
1985.0  46074.5   -267.77   -192.42     17.41
1985.5  46257.1   -264.11   -174.02     15.55
1986.0  46439.8   -246.52   -166.04     14.11
1986.5  46622.4   -202.91   -161.62     12.34
1987.0  46805.0   -198.13    -80.22     10.96
1987.5  46987.6   -196.22    -89.75     10.23
1988.0  47170.3   -183.91    -63.39      9.45
1988.5  47352.9   -186.69    -40.47      8.67
1989.0  47535.5   -164.11    -31.85      8.20
1989.5  47718.1   -168.87     -0.81      7.84
1990.0  47900.8   -160.45     -5.12      7.50
1990.5  48083.4   -150.59     10.46      7.07
1991.0  48266.0   -147.25     10.03      6.21
1991.5  48448.6   -132.67     13.13      5.74
1992.0  48631.3   -135.06     19.95      5.41
1992.5  48813.9   -124.71      8.72      5.12
1993.0  48996.5   -119.83     17.60      4.93
1993.5  49179.1   -120.85      7.15      4.59
1994.0  49361.8   -118.55     19.47      4.54
1994.5  49544.4   -120.95     20.48      4.38
1995.0  49727.0   -111.73     16.08      4.33
1995.5  49909.6   -107.94     18.76      4.30
1996.0  50092.3   -105.36     12.41      4.27
1996.5  50274.9    -94.81      2.86      4.30
1997.0  50457.5    -86.53     -3.56      4.22
1997.5  50640.1    -71.18    -12.87      4.27
1998.0  50822.8    -46.62    -28.53      4.55
1998.5  51005.4    -36.80    -41.42      4.61
1999.0  51188.0    -26.79    -57.33      4.60
1999.5  51370.6     -8.53    -59.07      4.58
2000.0  51553.3      5.95    -60.98      4.50
2000.5  51735.9     27.88    -59.91      4.50
2001.0  51918.5     33.93    -71.02      4.30
2001.5  52101.1     53.97    -73.39      4.21
2002.0  52283.8     60.43    -66.18      4.31
2002.5  52466.4     76.76    -75.72      4.13
2003.0  52649.0     92.51    -60.98      4.19
2003.5  52831.6     98.10    -51.14      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    141.93      4.33      4.19
2005.5  53562.1    146.84     34.14      3.90
2006.0  53744.8    153.04     53.41      3.88
2006.5  53927.4    148.67     75.13      3.65
2007.0  54110.0    142.92     82.03      3.73
2007.5  54292.6    133.55     97.05      3.78
2008.0  54475.3    133.46    113.98      3.75
2008.5  54657.9    128.35    147.65      3.92
2009.0  54840.5    126.83    156.47      3.89
2009.5  55023.1    125.48    174.43      3.81
2010.0  55205.8    121.95    179.96      3.73
2010.5  55388.4    131.91    186.79      3.75
2011.0  55571.0    126.20    190.71      3.44
2011.5  55753.6    128.73    192.45      3.39
2012.0  55936.3    125.89    199.08      3.15
2012.5  56118.9    114.09    179.23      3.21
2013.0  56301.5    111.76    175.88      3.17
2013.5  56484.1    110.44    169.40      3.17
2014.0  56666.8    121.67    165.09      3.07
2014.5  56849.4    122.91    171.17      2.94
2015.0  57032.0    123.55    166.01      2.92
2015.5  57214.6    127.16    159.55      2.98
2016.0  57397.3    126.57    155.59      2.96
2016.5  57579.9    130.06    148.19      2.98
2017.0  57762.5    129.19    148.25      3.01
2017.5  57945.1    124.41    146.31      3.09
2018.0  58127.8    117.18    150.74      3.22
2018.5  58310.4    114.61    144.92      3.40
2019.0  58493.0    116.98    146.03      3.71
2019.5  58675.6    116.87    157.13      3.98
2020.0  58858.3    128.88    159.38      4.28