%           mjd      real      imag     sigma  (all in microas)
1984.1  45724.2   -247.72   -172.63     20.77
1985.1  46089.5   -237.69    -95.98     18.15
1986.1  46454.7   -216.38    -91.08     15.98
1987.1  46820.0   -179.18    -33.00     12.21
1988.1  47185.2   -168.33     -7.69      9.89
1989.1  47550.5   -140.11     12.77      8.10
1990.1  47915.7   -141.90     21.48      7.43
1991.1  48281.0   -139.23     17.19      5.72
1992.1  48646.2   -120.58     25.71      4.72
1993.1  49011.5   -111.11     16.97      4.33
1994.1  49376.7   -124.18     19.77      4.03
1995.1  49742.0   -112.87     16.61      3.83
1996.1  50107.2    -99.72     15.29      3.65
1997.1  50472.5    -81.67     -0.56      3.65
1998.1  50837.7    -45.29    -31.46      4.21
1999.1  51203.0    -27.00    -61.21      4.28
2000.1  51568.2      9.75    -61.56      4.12
2001.1  51933.5     39.95    -63.14      3.70
2002.1  52298.7     60.82    -54.43      3.67
2003.1  52664.0     93.18    -52.45      3.50
2004.1  53029.2    123.20    -27.70      3.47
2005.1  53394.5    137.93      4.64      3.39
2006.1  53759.7    147.29     49.18      3.24
2007.1  54125.0    138.08     73.92      3.18
2008.1  54490.2    131.35    106.97      3.31
2009.1  54855.5    122.40    156.23      3.56
2010.1  55220.7    118.12    183.97      3.29
2011.1  55586.0    122.93    188.24      3.02
2012.1  55951.2    122.40    198.77      2.81
2013.1  56316.5    110.09    176.69      2.98
2014.1  56681.7    119.78    166.71      2.89
2015.1  57047.0    121.91    172.23      2.75
2016.1  57412.2    125.20    163.54      2.83
2017.1  57777.5    124.01    153.52      2.81
2018.1  58142.7    111.13    137.36      3.02
2019.1  58508.0     84.31     98.51      3.59
2020.1  58873.2     64.74     90.35      3.76
2021.1  59238.5     40.00     74.24      3.64
2022.1  59603.7     37.96     56.26      3.77
2023.1  59969.0     24.13     42.80      3.83
2024.1  60334.2     17.69     26.45      3.71