%           mjd     real     imag    sigma  (all in microas)
1984.0  45709.3   -282.65   -188.30     21.24
1984.5  45891.9   -301.05   -203.02     19.00
1985.0  46074.5   -267.90   -191.61     17.41
1985.5  46257.1   -264.19   -173.32     15.54
1986.0  46439.8   -246.50   -165.37     14.11
1986.5  46622.4   -202.69   -161.20     12.34
1987.0  46805.0   -197.77    -79.46     10.94
1987.5  46987.6   -195.87    -89.18     10.21
1988.0  47170.3   -183.65    -62.79      9.43
1988.5  47352.9   -186.52    -40.00      8.66
1989.0  47535.5   -163.95    -31.42      8.19
1989.5  47718.1   -168.70     -0.43      7.83
1990.0  47900.8   -160.31     -4.78      7.49
1990.5  48083.4   -150.46     10.76      7.06
1991.0  48266.0   -147.16     10.14      6.20
1991.5  48448.6   -132.64     13.22      5.73
1992.0  48631.3   -135.07     19.99      5.41
1992.5  48813.9   -124.70      8.75      5.12
1993.0  48996.5   -119.83     17.61      4.93
1993.5  49179.1   -120.84      7.16      4.59
1994.0  49361.8   -118.58     19.48      4.54
1994.5  49544.4   -121.03     20.50      4.38
1995.0  49727.0   -111.81     16.11      4.33
1995.5  49909.6   -108.01     18.78      4.30
1996.0  50092.3   -105.45     12.39      4.27
1996.5  50274.9    -94.93      2.81      4.30
1997.0  50457.5    -86.55     -3.63      4.22
1997.5  50640.1    -71.16    -12.91      4.27
1998.0  50822.8    -46.66    -28.58      4.55
1998.5  51005.4    -36.86    -41.48      4.61
1999.0  51188.0    -26.86    -57.36      4.60
1999.5  51370.6     -8.60    -59.08      4.58
2000.0  51553.3      5.90    -60.98      4.50
2000.5  51735.9     27.82    -59.91      4.50
2001.0  51918.5     33.87    -71.02      4.29
2001.5  52101.1     53.94    -73.40      4.21
2002.0  52283.8     60.41    -66.20      4.31
2002.5  52466.4     76.73    -75.73      4.13
2003.0  52649.0     92.48    -60.96      4.19
2003.5  52831.6     98.10    -51.11      4.22
2004.0  53014.3    125.94    -33.04      4.23
2004.5  53196.9    126.39    -14.10      4.21
2005.0  53379.5    141.92      4.33      4.18
2005.5  53562.1    146.84     34.15      3.90
2006.0  53744.8    153.05     53.41      3.88
2006.5  53927.4    148.70     75.11      3.65
2007.0  54110.0    142.94     82.01      3.73
2007.5  54292.6    133.57     97.01      3.78
2008.0  54475.3    133.44    113.92      3.75
2008.5  54657.9    128.37    147.60      3.92
2009.0  54840.5    126.84    156.43      3.89
2009.5  55023.1    125.50    174.37      3.81
2010.0  55205.8    121.97    179.91      3.73
2010.5  55388.4    131.93    186.74      3.75
2011.0  55571.0    126.21    190.69      3.45
2011.5  55753.6    128.69    192.43      3.39
2012.0  55936.3    125.88    199.08      3.15
2012.5  56118.9    114.07    179.21      3.21
2013.0  56301.5    111.77    175.85      3.17
2013.5  56484.1    110.43    169.37      3.17
2014.0  56666.8    121.65    165.07      3.07
2014.5  56849.4    122.90    171.18      2.94
2015.0  57032.0    123.53    166.01      2.92
2015.5  57214.6    127.13    159.54      2.98
2016.0  57397.3    126.55    155.59      2.96
2016.5  57579.9    130.04    148.20      2.98
2017.0  57762.5    129.65    148.26      3.04
2017.5  57945.1    124.87    146.34      3.12
2018.0  58127.8    117.53    150.79      3.26
2018.5  58310.4    114.91    144.98      3.45
2019.0  58493.0    117.27    146.12      3.77
2019.5  58675.6    117.31    157.62      4.06
2020.0  58858.3    129.33    159.91      4.37