Computer Ephemeris for 2019 from DE200/LE200.

Longitude of central meridian of Jupiter.

                                System 1
 Date    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
    1  229.4   79.9  179.1   34.2   93.7  312.8   13.4  229.2   81.4  133.1  340.8   30.4
    2   27.1  237.7  337.0  192.1  251.8  110.9  171.4   27.0  239.2  290.8  138.5  188.0
    3  184.8   35.5  134.9  350.1   49.8  268.9  329.3  184.9   36.9   88.5  296.1  345.7
    4  342.6  193.3  292.7  148.0  207.8   67.0  127.3  342.8  194.7  246.2   93.8  143.3
    5  140.3  351.1   90.6  306.0    5.8  225.0  285.3  140.6  352.4   43.9  251.5  301.0
    6  298.0  148.9  248.5  104.0  163.9   23.0   83.3  298.5  150.2  201.5   49.1   98.6
    7   95.8  306.7   46.3  261.9  321.9  181.1  241.2   96.3  307.9  359.2  206.8  256.3
    8  253.5  104.6  204.2   59.9  119.9  339.1   39.2  254.2  105.7  156.9    4.4   53.9
    9   51.3  262.4    2.1  217.9  277.9  137.1  197.1   52.0  263.4  314.6  162.1  211.6
   10  209.0   60.2  160.0   15.8   76.0  295.2  355.1  209.9   61.2  112.2  319.7    9.2
   11    6.8  218.0  317.9  173.8  234.0   93.2  153.0    7.7  218.9  269.9  117.4  166.9
   12  164.5   15.8  115.8  331.8   32.0  251.2  311.0  165.5   16.6   67.6  275.0  324.6
   13  322.3  173.6  273.7  129.8  190.1   49.3  108.9  323.4  174.4  225.3   72.7  122.2
   14  120.0  331.5   71.6  287.7  348.1  207.3  266.9  121.2  332.1   22.9  230.3  279.9
   15  277.8  129.3  229.5   85.7  146.2    5.3   64.8  279.0  129.8  180.6   28.0   77.5
   16   75.5  287.1   27.4  243.7  304.2  163.3  222.7   76.8  287.5  338.3  185.6  235.2
   17  233.3   84.9  185.3   41.7  102.2  321.3   20.7  234.6   85.3  135.9  343.3   32.9
   18   31.1  242.8  343.2  199.7  260.3  119.4  178.6   32.4  243.0  293.6  140.9  190.5
   19  188.8   40.6  141.1  357.7   58.3  277.4  336.5  190.2   40.7   91.3  298.6  348.2
   20  346.6  198.5  299.0  155.7  216.3   75.4  134.4  348.0  198.4  248.9   96.2  145.8
   21  144.4  356.3   96.9  313.7   14.4  233.4  292.4  145.8  356.1   46.6  253.9  303.5
   22  302.1  154.1  254.8  111.7  172.4   31.4   90.3  303.6  153.8  204.3   51.5  101.2
   23   99.9  312.0   52.8  269.7  330.5  189.4  248.2  101.4  311.5    1.9  209.2  258.8
   24  257.7  109.8  210.7   67.7  128.5  347.4   46.1  259.2  109.2  159.6    6.8   56.5
   25   55.4  267.7    8.6  225.7  286.6  145.4  204.0   57.0  266.9  317.2  164.5  214.2
   26  213.2   65.5  166.6   23.7   84.6  303.4    1.9  214.8   64.6  114.9  322.1   11.8
   27   11.0  223.4  324.5  181.7  242.6  101.4  159.8   12.6  222.3  272.6  119.8  169.5
   28  168.8   21.3  122.4  339.7   40.7  259.4  317.7  170.3   20.0   70.2  277.4  327.2
   29  326.6         280.4  137.7  198.7   57.4  115.5  328.1  177.7  227.9   75.1  124.9
   30  124.4          78.3  295.7  356.8  215.4  273.4  125.9  335.4   25.5  232.7  282.5
   31  282.2         236.2         154.8          71.3  283.7         183.2          80.2

                                System 2
 Date    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
    1  177.2  151.2   36.8   15.3  206.0  188.5   20.2  359.4  335.1  157.9  129.1  309.8
    2  327.3  301.4  187.0  165.6  356.4  338.9  170.5  149.7  125.3  308.0  279.2   99.8
    3  117.4   91.6  337.2  315.9  146.7  129.3  320.9  299.9  275.4   98.0   69.2  249.8
    4  267.5  241.7  127.5  106.3  297.1  279.8  111.2   90.1   65.5  248.1  219.2   39.8
    5   57.6   31.9  277.7  256.6   87.5   70.2  261.5  240.4  215.7   38.2    9.2  189.8
    6  207.7  182.1   68.0   46.9  237.9  220.6   51.9   30.6    5.8  188.2  159.2  339.9
    7  357.8  332.3  218.2  197.3   28.3   11.0  202.2  180.8  155.9  338.3  309.3  129.9
    8  147.9  122.4    8.5  347.6  178.7  161.4  352.6  331.0  306.0  128.3   99.3  279.9
    9  298.0  272.6  158.7  137.9  329.1  311.8  142.9  121.2   96.1  278.4  249.3   69.9
   10   88.2   62.8  309.0  288.3  119.5  102.2  293.2  271.4  246.2   68.4   39.3  220.0
   11  238.3  213.0   99.2   78.6  269.9  252.6   83.5   61.7   36.3  218.4  189.4   10.0
   12   28.4    3.2  249.5  229.0   60.3   43.0  233.8  211.9  186.4    8.5  339.4  160.0
   13  178.5  153.4   39.8   19.3  210.7  193.4   24.2    2.1  336.5  158.5  129.4  310.0
   14  328.6  303.6  190.0  169.7    1.1  343.8  174.5  152.2  126.6  308.6  279.4  100.1
   15  118.8   93.8  340.3  320.0  151.5  134.2  324.8  302.4  276.7   98.6   69.4  250.1
   16  268.9  244.0  130.6  110.4  302.0  284.6  115.1   92.6   66.8  248.7  219.5   40.1
   17   59.0   34.2  280.8  260.7   92.4   74.9  265.4  242.8  216.9   38.7    9.5  190.2
   18  209.2  184.4   71.1   51.1  242.8  225.3   55.7   33.0    7.0  188.7  159.5  340.2
   19  359.3  334.6  221.4  201.4   33.2   15.7  206.0  183.2  157.1  338.8  309.5  130.2
   20  149.4  124.8   11.7  351.8  183.6  166.1  356.3  333.3  307.2  128.8   99.5  280.3
   21  299.6  275.0  162.0  142.2  334.0  316.5  146.5  123.5   97.2  278.8  249.5   70.3
   22   89.7   65.2  312.3  292.5  124.4  106.9  296.8  273.7  247.3   68.9   39.6  220.3
   23  239.8  215.4  102.6   82.9  274.8  257.2   87.1   63.8   37.4  218.9  189.6   10.4
   24   30.0    5.6  252.8  233.3   65.2   47.6  237.4  214.0  187.5    8.9  339.6  160.4
   25  180.1  155.9   43.1   23.7  215.6  198.0   27.6    4.1  337.5  158.9  129.6  310.4
   26  330.3  306.1  193.4  174.0    6.1  348.4  177.9  154.3  127.6  309.0  279.6  100.5
   27  120.4   96.3  343.7  324.4  156.5  138.7  328.2  304.4  277.7   99.0   69.7  250.5
   28  270.6  246.5  134.1  114.8  306.9  289.1  118.4   94.6   67.7  249.0  219.7   40.6
   29   60.7         284.4  265.2   97.3   79.4  268.7  244.7  217.8   39.1    9.7  190.6
   30  210.9          74.7   55.6  247.7  229.8   58.9   34.9    7.9  189.1  159.7  340.7
   31    1.1         225.0          38.1         209.2  185.0         339.1         130.7

                                System 3
 Date    Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
    1  104.7   87.0  340.0  326.8  165.4  156.3  355.9  343.4  327.3  158.1  137.6  326.2
    2  255.1  237.5  130.5  117.4  316.1  306.9  146.5  133.9  117.7  308.4  287.8  116.4
    3   45.5   27.9  281.0  268.0  106.8   97.6  297.1  284.4  268.1   98.8   78.1  266.7
    4  195.8  178.3   71.5   58.6  257.4  248.3   87.7   74.9   58.5  249.1  228.4   57.0
    5  346.2  328.8  222.0  209.2   48.1   38.9  238.3  225.4  208.9   39.4   18.7  207.3
    6  136.6  119.2   12.5  359.8  198.7  189.6   28.9   15.9  359.3  189.7  169.0  357.6
    7  287.0  269.7  163.1  150.4  349.4  340.3  179.5  166.4  149.7  340.0  319.3  147.9
    8   77.3   60.1  313.6  301.0  140.1  131.0  330.1  316.8  300.1  130.3  109.6  298.2
    9  227.7  210.5  104.1   91.6  290.7  281.6  120.7  107.3   90.4  280.7  259.9   88.5
   10   18.1    1.0  254.6  242.2   81.4   72.3  271.3  257.8  240.8   71.0   50.1  238.8
   11  168.5  151.4   45.1   32.8  232.1  223.0   61.9   48.3   31.2  221.3  200.4   29.1
   12  318.9  301.9  195.7  183.4   22.7   13.6  212.5  198.7  181.5   11.6  350.7  179.3
   13  109.3   92.4  346.2  334.0  173.4  164.3    3.1  349.2  331.9  161.9  141.0  329.6
   14  259.7  242.8  136.7  124.6  324.1  315.0  153.6  139.7  122.3  312.2  291.3  119.9
   15   50.0   33.3  287.3  275.2  114.7  105.6  304.2  290.1  272.6  102.5   81.6  270.2
   16  200.4  183.7   77.8   65.9  265.4  256.3   94.8   80.6   63.0  252.8  231.9   60.5
   17  350.8  334.2  228.3  216.5   56.1   46.9  245.3  231.0  213.4   43.1   22.1  210.8
   18  141.2  124.7   18.9    7.1  206.8  197.6   35.9   21.5    3.7  193.4  172.4    1.1
   19  291.6  275.2  169.4  157.7  357.4  348.2  186.5  171.9  154.1  343.7  322.7  151.4
   20   82.0   65.6  320.0  308.4  148.1  138.9  337.0  322.3  304.4  134.0  113.0  301.7
   21  232.4  216.1  110.5   99.0  298.8  289.5  127.6  112.8   94.8  284.3  263.3   92.0
   22   22.8    6.6  261.1  249.6   89.5   80.2  278.1  263.2  245.1   74.6   53.6  242.3
   23  173.3  157.1   51.7   40.3  240.2  230.8   68.7   53.6   35.4  224.9  203.9   32.6
   24  323.7  307.6  202.2  190.9   30.8   21.5  219.2  204.1  185.8   15.2  354.1  182.9
   25  114.1   98.0  352.8  341.5  181.5  172.1    9.7  354.5  336.1  165.5  144.4  333.2
   26  264.5  248.5  143.3  132.2  332.2  322.7  160.3  144.9  126.5  315.8  294.7  123.5
   27   54.9   39.0  293.9  282.8  122.9  113.4  310.8  295.3  276.8  106.1   85.0  273.8
   28  205.3  189.5   84.5   73.5  273.5  264.0  101.3   85.7   67.1  256.4  235.3   64.1
   29  355.8         235.1  224.1   64.2   54.6  251.8  236.1  217.5   46.7   25.6  214.5
   30  146.2          25.6   14.8  214.9  205.2   42.4   26.5    7.8  197.0  175.9    4.8
   31  296.6         176.2           5.6         192.9  176.9         347.3         155.1