%           mjd     real     imag    sigma  (all in microas)
1984.1  45724.2   -248.65   -221.51     24.39
1984.6  45906.9   -252.27   -195.13     22.49
1985.1  46089.5   -246.47   -134.49     20.72
1985.6  46272.1   -254.69   -122.21     19.33
1986.1  46454.7   -238.07   -119.06     18.69
1986.6  46637.4   -229.86   -115.98     17.39
1987.1  46820.0   -195.87    -96.94     15.73
1987.6  47002.6   -198.20    -81.64     14.80
1988.1  47185.2   -178.39    -63.25     14.44
1988.6  47367.9   -160.81    -14.05     14.64
1989.1  47550.5   -143.53     -5.79     13.52
1989.6  47733.1   -152.41     20.65     13.08
1990.1  47915.7   -141.58     26.47     12.50
1990.6  48098.4   -137.18     45.49     11.27
1991.1  48281.0   -122.63     46.60     11.06
1991.6  48463.6   -107.31     32.28     10.54
1992.1  48646.2   -100.77     34.28     10.41
1992.6  48828.9    -97.47     33.59     10.70
1993.1  49011.5   -102.71     48.03      9.53
1993.6  49194.1   -107.15     30.46      9.04
1994.1  49376.7   -119.05     64.73      8.86
1994.6  49559.4   -112.23     53.43      7.27
1995.1  49742.0   -105.98     40.60      6.77
1995.6  49924.6    -96.63     38.84      6.12
1996.1  50107.2    -84.33     34.69      5.80
1996.6  50289.9    -70.01     23.67      5.77
1997.1  50472.5    -59.58      7.65      5.35
1997.6  50655.1    -41.84    -10.57      5.40
1998.1  50837.7    -24.32    -29.78      5.66
1998.6  51020.4    -21.20    -46.31      5.65
1999.1  51203.0     -8.90    -60.69      5.47
1999.6  51385.6     11.36    -59.48      4.93
2000.1  51568.2     28.07    -59.41      4.70
2000.6  51750.9     33.72    -54.12      4.58
2001.1  51933.5     41.17    -63.33      4.27
2001.6  52116.1     60.72    -62.60      4.19
2002.1  52298.7     66.06    -55.66      4.20
2002.6  52481.4     85.04    -61.58      3.98
2003.1  52664.0     92.77    -53.62      4.04
2003.6  52846.6     98.71    -47.90      4.08
2004.1  53029.2    124.11    -29.81      4.01
2004.6  53211.9    126.95    -14.04      4.00
2005.1  53394.5    135.07     -3.68      4.02
2005.6  53577.1    139.37     30.89      3.83
2006.1  53759.7    146.05     46.30      3.91
2006.6  53942.4    145.11     67.18      3.71
2007.1  54125.0    138.78     72.52      3.82
2007.6  54307.6    130.87     88.66      3.95
2008.1  54490.2    130.93    101.99      4.05
2008.6  54672.9    119.46    143.56      4.48
2009.1  54855.5    118.71    154.24      4.56
2009.6  55038.1    118.03    182.10      4.33
2010.1  55220.7    115.51    183.74      4.27
2010.6  55403.4    121.22    191.65      4.24
2011.1  55586.0    121.25    187.27      3.71
2011.6  55768.6    124.60    191.78      3.67
2012.1  55951.2    123.76    195.06      3.35
2012.6  56133.9    113.75    168.21      3.54
2013.1  56316.5    110.34    163.94      3.42
2013.6  56499.1    109.29    155.65      3.35
2014.1  56681.7    121.20    152.84      3.17
2014.6  56864.4    121.11    166.09      3.12
2015.1  57047.0    121.08    163.80      2.97
2015.6  57229.6    127.77    160.71      2.98
2016.1  57412.2    123.42    157.09      2.87
2016.6  57594.9    127.14    148.85      2.76
2017.1  57777.5    122.40    148.86      2.79
2017.6  57960.1    115.49    134.29      2.92
2018.1  58142.7    111.59    135.66      2.94
2018.6  58325.4     88.91    119.72      3.30
2019.1  58508.0     86.38     99.28      3.48
2019.6  58690.6     74.96    104.97      3.55
2020.1  58873.2     75.93    100.96      3.69
2020.6  59055.9     74.07    107.18      3.81
2021.1  59238.5     60.01     94.79      3.79
2021.6  59421.1     64.69     83.38      4.13
2022.1  59603.7     54.70     74.57      4.15
2022.6  59786.4     52.44     60.88      4.15