Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 19:45:17

Orbital Elements for STF3050AB
WDS: STF3050AB WDS ID/Discoverer
P: 572.999 Orbital period (years)
a: 3.58351 Semi-major axis (arcseconds)
i: 64.703 Inclination (degrees)
Ω: 3.019 Longitude of ascending node (degrees)
T: 2055.515 Epoch of periastron passage (year)
e: 0.15157 Eccentricity
ω: 348.44 Longitude of periastron (degrees)
Start-Year: 1739.0 Year
End-Year: 2311.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for STF3050AB
Position: 235929.33+334326.9 Epoch-2000 right ascension and declination
WDS-ID: 23595+3343 WDS designation
Discoverer Code: STF3050AB Discover designation and components
ADS number: 17149 Aitken Double Star catalog
HD number: 224635 HD catalog number
Hipparcos number: 118281 Hipparcos catalog number
V1: 6.46 Magnitude of the primary
V2: 6.72 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for STF3050AB



WDS 6th Orbit including measures of STF3050AB

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of STF3050AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     2.569    344.8
-------------------------
1739.0     3.777    171.4
1740.0     3.790    171.7
1741.0     3.802    171.9
1742.0     3.815    172.1
1743.0     3.827    172.4
1744.0     3.839    172.6
1745.0     3.851    172.8
1746.0     3.863    173.0
1747.0     3.874    173.3
1748.0     3.885    173.5
1749.0     3.896    173.7
1750.0     3.906    174.0
1751.0     3.917    174.2
1752.0     3.927    174.4
1753.0     3.937    174.6
1754.0     3.946    174.8
1755.0     3.955    175.1
1756.0     3.964    175.3
1757.0     3.973    175.5
1758.0     3.982    175.7
1759.0     3.990    175.9
1760.0     3.998    176.1
1761.0     4.006    176.3
1762.0     4.013    176.6
1763.0     4.020    176.8
1764.0     4.027    177.0
1765.0     4.034    177.2
1766.0     4.041    177.4
1767.0     4.047    177.6
1768.0     4.053    177.8
1769.0     4.058    178.0
1770.0     4.064    178.2
1771.0     4.069    178.4
1772.0     4.074    178.6
1773.0     4.078    178.8
1774.0     4.082    179.0
1775.0     4.087    179.3
1776.0     4.090    179.5
1777.0     4.094    179.7
1778.0     4.097    179.9
1779.0     4.100    180.1
1780.0     4.103    180.3
1781.0     4.105    180.5
1782.0     4.107    180.7
1783.0     4.109    180.9
1784.0     4.111    181.1
1785.0     4.112    181.3
1786.0     4.113    181.5
1787.0     4.114    181.7
1788.0     4.114    181.9
1789.0     4.114    182.1
1790.0     4.114    182.3
1791.0     4.114    182.5
1792.0     4.113    182.7
1793.0     4.112    182.9
1794.0     4.111    183.1
1795.0     4.110    183.3
1796.0     4.108    183.5
1797.0     4.106    183.7
1798.0     4.104    183.9
1799.0     4.101    184.1
1800.0     4.098    184.3
1801.0     4.095    184.5
1802.0     4.092    184.7
1803.0     4.088    184.9
1804.0     4.084    185.1
1805.0     4.080    185.3
1806.0     4.076    185.5
1807.0     4.071    185.7
1808.0     4.066    185.9
1809.0     4.061    186.1
1810.0     4.055    186.4
1811.0     4.049    186.6
1812.0     4.043    186.8
1813.0     4.037    187.0
1814.0     4.030    187.2
1815.0     4.023    187.4
1816.0     4.016    187.6
1817.0     4.008    187.8
1818.0     4.000    188.0
1819.0     3.992    188.2
1820.0     3.984    188.5
1821.0     3.975    188.7
1822.0     3.966    188.9
1823.0     3.957    189.1
1824.0     3.948    189.3
1825.0     3.938    189.5
1826.0     3.928    189.8
1827.0     3.918    190.0
1828.0     3.907    190.2
1829.0     3.897    190.4
1830.0     3.886    190.7
1831.0     3.874    190.9
1832.0     3.863    191.1
1833.0     3.851    191.3
1834.0     3.839    191.6
1835.0     3.826    191.8
1836.0     3.814    192.0
1837.0     3.801    192.3
1838.0     3.788    192.5
1839.0     3.774    192.7
1840.0     3.761    193.0
1841.0     3.747    193.2
1842.0     3.732    193.5
1843.0     3.718    193.7
1844.0     3.703    194.0
1845.0     3.688    194.2
1846.0     3.673    194.5
1847.0     3.658    194.7
1848.0     3.642    195.0
1849.0     3.626    195.2
1850.0     3.610    195.5
1851.0     3.593    195.8
1852.0     3.577    196.0
1853.0     3.560    196.3
1854.0     3.543    196.6
1855.0     3.525    196.8
1856.0     3.508    197.1
1857.0     3.490    197.4
1858.0     3.472    197.7
1859.0     3.453    198.0
1860.0     3.435    198.2
1861.0     3.416    198.5
1862.0     3.397    198.8
1863.0     3.378    199.1
1864.0     3.358    199.4
1865.0     3.339    199.7
1866.0     3.319    200.0
1867.0     3.299    200.3
1868.0     3.278    200.7
1869.0     3.258    201.0
1870.0     3.237    201.3
1871.0     3.216    201.6
1872.0     3.195    202.0
1873.0     3.174    202.3
1874.0     3.152    202.6
1875.0     3.131    203.0
1876.0     3.109    203.3
1877.0     3.087    203.7
1878.0     3.065    204.0
1879.0     3.042    204.4
1880.0     3.020    204.8
1881.0     2.997    205.2
1882.0     2.974    205.5
1883.0     2.951    205.9
1884.0     2.928    206.3
1885.0     2.904    206.7
1886.0     2.881    207.1
1887.0     2.857    207.5
1888.0     2.833    208.0
1889.0     2.809    208.4
1890.0     2.785    208.8
1891.0     2.761    209.3
1892.0     2.737    209.7
1893.0     2.713    210.2
1894.0     2.688    210.7
1895.0     2.663    211.1
1896.0     2.639    211.6
1897.0     2.614    212.1
1898.0     2.589    212.6
1899.0     2.564    213.1
1900.0     2.539    213.6
1901.0     2.514    214.2
1902.0     2.489    214.7
1903.0     2.464    215.3
1904.0     2.439    215.8
1905.0     2.414    216.4
1906.0     2.389    217.0
1907.0     2.363    217.6
1908.0     2.338    218.2
1909.0     2.313    218.9
1910.0     2.288    219.5
1911.0     2.263    220.2
1912.0     2.238    220.8
1913.0     2.213    221.5
1914.0     2.188    222.2
1915.0     2.163    223.0
1916.0     2.139    223.7
1917.0     2.114    224.4
1918.0     2.090    225.2
1919.0     2.065    226.0
1920.0     2.041    226.8
1921.0     2.017    227.6
1922.0     1.994    228.5
1923.0     1.970    229.4
1924.0     1.947    230.2
1925.0     1.924    231.2
1926.0     1.901    232.1
1927.0     1.878    233.0
1928.0     1.856    234.0
1929.0     1.834    235.0
1930.0     1.813    236.0
1931.0     1.792    237.1
1932.0     1.771    238.2
1933.0     1.750    239.3
1934.0     1.731    240.4
1935.0     1.711    241.5
1936.0     1.692    242.7
1937.0     1.674    243.9
1938.0     1.656    245.2
1939.0     1.639    246.4
1940.0     1.622    247.7
1941.0     1.606    249.0
1942.0     1.590    250.3
1943.0     1.575    251.7
1944.0     1.561    253.1
1945.0     1.548    254.5
1946.0     1.535    255.9
1947.0     1.524    257.4
1948.0     1.512    258.9
1949.0     1.502    260.4
1950.0     1.493    261.9
1951.0     1.484    263.4
1952.0     1.477    265.0
1953.0     1.470    266.5
1954.0     1.464    268.1
1955.0     1.459    269.7
1956.0     1.455    271.3
1957.0     1.452    272.9
1958.0     1.450    274.6
1959.0     1.449    276.2
1960.0     1.449    277.8
1961.0     1.449    279.4
1962.0     1.451    281.0
1963.0     1.454    282.7
1964.0     1.457    284.3
1965.0     1.462    285.9
1966.0     1.467    287.5
1967.0     1.474    289.0
1968.0     1.481    290.6
1969.0     1.489    292.1
1970.0     1.498    293.7
1971.0     1.508    295.2
1972.0     1.519    296.7
1973.0     1.530    298.1
1974.0     1.542    299.6
1975.0     1.555    301.0
1976.0     1.568    302.4
1977.0     1.583    303.8
1978.0     1.598    305.1
1979.0     1.613    306.4
1980.0     1.629    307.7
1981.0     1.646    309.0
1982.0     1.663    310.3
1983.0     1.681    311.5
1984.0     1.699    312.7
1985.0     1.717    313.8
1986.0     1.736    315.0
1987.0     1.756    316.1
1988.0     1.776    317.2
1989.0     1.796    318.3
1990.0     1.816    319.3
1991.0     1.837    320.3
1992.0     1.858    321.3
1993.0     1.879    322.3
1994.0     1.900    323.3
1995.0     1.922    324.2
1996.0     1.944    325.1
1997.0     1.966    326.0
1998.0     1.988    326.9
1999.0     2.010    327.7
2000.0     2.032    328.5
2001.0     2.055    329.4
2002.0     2.077    330.2
2003.0     2.099    330.9
2004.0     2.122    331.7
2005.0     2.144    332.5
2006.0     2.167    333.2
2007.0     2.189    333.9
2008.0     2.211    334.6
2009.0     2.234    335.3
2010.0     2.256    336.0
2011.0     2.278    336.6
2012.0     2.300    337.3
2013.0     2.322    337.9
2014.0     2.343    338.6
2015.0     2.365    339.2
2016.0     2.386    339.8
2017.0     2.407    340.4
2018.0     2.428    341.0
2019.0     2.449    341.5
2020.0     2.470    342.1
2021.0     2.490    342.6
2022.0     2.510    343.2
2023.0     2.530    343.7
2024.0     2.550    344.3
2025.0     2.569    344.8
2026.0     2.588    345.3
2027.0     2.607    345.8
2028.0     2.625    346.3
2029.0     2.644    346.8
2030.0     2.662    347.3
2031.0     2.679    347.7
2032.0     2.696    348.2
2033.0     2.713    348.7
2034.0     2.730    349.1
2035.0     2.746    349.6
2036.0     2.762    350.0
2037.0     2.777    350.5
2038.0     2.792    350.9
2039.0     2.807    351.4
2040.0     2.821    351.8
2041.0     2.835    352.2
2042.0     2.849    352.6
2043.0     2.862    353.1
2044.0     2.875    353.5
2045.0     2.887    353.9
2046.0     2.899    354.3
2047.0     2.910    354.7
2048.0     2.921    355.1
2049.0     2.932    355.5
2050.0     2.942    355.9
2051.0     2.952    356.3
2052.0     2.961    356.7
2053.0     2.970    357.1
2054.0     2.978    357.4
2055.0     2.986    357.8
2056.0     2.994    358.2
2057.0     3.001    358.6
2058.0     3.007    359.0
2059.0     3.013    359.3
2060.0     3.019    359.7
2061.0     3.024      0.1
2062.0     3.029      0.5
2063.0     3.033      0.8
2064.0     3.037      1.2
2065.0     3.040      1.6
2066.0     3.043      1.9
2067.0     3.045      2.3
2068.0     3.047      2.7
2069.0     3.049      3.0
2070.0     3.050      3.4
2071.0     3.050      3.8
2072.0     3.050      4.1
2073.0     3.050      4.5
2074.0     3.049      4.9
2075.0     3.047      5.2
2076.0     3.045      5.6
2077.0     3.043      6.0
2078.0     3.040      6.3
2079.0     3.037      6.7
2080.0     3.033      7.1
2081.0     3.029      7.5
2082.0     3.024      7.8
2083.0     3.019      8.2
2084.0     3.014      8.6
2085.0     3.008      8.9
2086.0     3.002      9.3
2087.0     2.995      9.7
2088.0     2.987     10.1
2089.0     2.980     10.5
2090.0     2.972     10.9
2091.0     2.963     11.2
2092.0     2.954     11.6
2093.0     2.945     12.0
2094.0     2.935     12.4
2095.0     2.925     12.8
2096.0     2.914     13.2
2097.0     2.903     13.6
2098.0     2.892     14.0
2099.0     2.880     14.4
2100.0     2.868     14.8
2101.0     2.856     15.3
2102.0     2.843     15.7
2103.0     2.830     16.1
2104.0     2.816     16.5
2105.0     2.802     17.0
2106.0     2.788     17.4
2107.0     2.773     17.8
2108.0     2.758     18.3
2109.0     2.743     18.7
2110.0     2.728     19.2
2111.0     2.712     19.7
2112.0     2.696     20.1
2113.0     2.679     20.6
2114.0     2.663     21.1
2115.0     2.646     21.6
2116.0     2.629     22.0
2117.0     2.611     22.5
2118.0     2.594     23.0
2119.0     2.576     23.5
2120.0     2.557     24.1
2121.0     2.539     24.6
2122.0     2.520     25.1
2123.0     2.502     25.7
2124.0     2.483     26.2
2125.0     2.464     26.8
2126.0     2.444     27.3
2127.0     2.425     27.9
2128.0     2.405     28.5
2129.0     2.386     29.1
2130.0     2.366     29.7
2131.0     2.346     30.3
2132.0     2.326     30.9
2133.0     2.306     31.6
2134.0     2.285     32.2
2135.0     2.265     32.9
2136.0     2.245     33.5
2137.0     2.224     34.2
2138.0     2.204     34.9
2139.0     2.184     35.6
2140.0     2.163     36.3
2141.0     2.143     37.1
2142.0     2.123     37.8
2143.0     2.102     38.6
2144.0     2.082     39.4
2145.0     2.062     40.2
2146.0     2.042     41.0
2147.0     2.022     41.8
2148.0     2.002     42.6
2149.0     1.983     43.5
2150.0     1.963     44.4
2151.0     1.944     45.3
2152.0     1.925     46.2
2153.0     1.906     47.1
2154.0     1.887     48.1
2155.0     1.869     49.0
2156.0     1.851     50.0
2157.0     1.833     51.0
2158.0     1.816     52.0
2159.0     1.799     53.1
2160.0     1.782     54.1
2161.0     1.766     55.2
2162.0     1.750     56.3
2163.0     1.734     57.5
2164.0     1.719     58.6
2165.0     1.704     59.8
2166.0     1.690     60.9
2167.0     1.677     62.1
2168.0     1.663     63.4
2169.0     1.651     64.6
2170.0     1.639     65.9
2171.0     1.628     67.1
2172.0     1.617     68.4
2173.0     1.607     69.8
2174.0     1.597     71.1
2175.0     1.588     72.4
2176.0     1.580     73.8
2177.0     1.573     75.2
2178.0     1.566     76.5
2179.0     1.560     77.9
2180.0     1.555     79.3
2181.0     1.550     80.8
2182.0     1.546     82.2
2183.0     1.543     83.6
2184.0     1.541     85.0
2185.0     1.540     86.5
2186.0     1.539     87.9
2187.0     1.539     89.4
2188.0     1.540     90.8
2189.0     1.542     92.2
2190.0     1.544     93.7
2191.0     1.547     95.1
2192.0     1.551     96.5
2193.0     1.556     97.9
2194.0     1.562     99.3
2195.0     1.568    100.7
2196.0     1.575    102.1
2197.0     1.583    103.5
2198.0     1.591    104.8
2199.0     1.601    106.1
2200.0     1.610    107.5
2201.0     1.621    108.8
2202.0     1.632    110.1
2203.0     1.644    111.3
2204.0     1.656    112.6
2205.0     1.669    113.8
2206.0     1.683    115.0
2207.0     1.697    116.2
2208.0     1.712    117.4
2209.0     1.727    118.5
2210.0     1.743    119.7
2211.0     1.759    120.8
2212.0     1.776    121.9
2213.0     1.793    123.0
2214.0     1.810    124.0
2215.0     1.828    125.0
2216.0     1.847    126.0
2217.0     1.865    127.0
2218.0     1.884    128.0
2219.0     1.904    128.9
2220.0     1.924    129.9
2221.0     1.944    130.8
2222.0     1.964    131.7
2223.0     1.984    132.6
2224.0     2.005    133.4
2225.0     2.026    134.3
2226.0     2.047    135.1
2227.0     2.069    135.9
2228.0     2.091    136.7
2229.0     2.112    137.4
2230.0     2.135    138.2
2231.0     2.157    138.9
2232.0     2.179    139.7
2233.0     2.201    140.4
2234.0     2.224    141.1
2235.0     2.247    141.7
2236.0     2.269    142.4
2237.0     2.292    143.1
2238.0     2.315    143.7
2239.0     2.338    144.3
2240.0     2.361    145.0
2241.0     2.384    145.6
2242.0     2.407    146.2
2243.0     2.431    146.7
2244.0     2.454    147.3
2245.0     2.477    147.9
2246.0     2.500    148.4
2247.0     2.523    149.0
2248.0     2.546    149.5
2249.0     2.570    150.0
2250.0     2.593    150.5
2251.0     2.616    151.0
2252.0     2.639    151.5
2253.0     2.662    152.0
2254.0     2.685    152.5
2255.0     2.708    153.0
2256.0     2.730    153.4
2257.0     2.753    153.9
2258.0     2.776    154.3
2259.0     2.798    154.8
2260.0     2.821    155.2
2261.0     2.843    155.6
2262.0     2.866    156.0
2263.0     2.888    156.4
2264.0     2.910    156.8
2265.0     2.932    157.2
2266.0     2.954    157.6
2267.0     2.975    158.0
2268.0     2.997    158.4
2269.0     3.019    158.8
2270.0     3.040    159.2
2271.0     3.061    159.5
2272.0     3.082    159.9
2273.0     3.103    160.2
2274.0     3.124    160.6
2275.0     3.145    160.9
2276.0     3.165    161.3
2277.0     3.185    161.6
2278.0     3.206    162.0
2279.0     3.226    162.3
2280.0     3.245    162.6
2281.0     3.265    162.9
2282.0     3.285    163.2
2283.0     3.304    163.6
2284.0     3.323    163.9
2285.0     3.342    164.2
2286.0     3.361    164.5
2287.0     3.379    164.8
2288.0     3.398    165.1
2289.0     3.416    165.4
2290.0     3.434    165.7
2291.0     3.452    166.0
2292.0     3.469    166.2
2293.0     3.487    166.5
2294.0     3.504    166.8
2295.0     3.521    167.1
2296.0     3.538    167.3
2297.0     3.554    167.6
2298.0     3.571    167.9
2299.0     3.587    168.2
2300.0     3.603    168.4
2301.0     3.619    168.7
2302.0     3.634    168.9
2303.0     3.649    169.2
2304.0     3.664    169.4
2305.0     3.679    169.7
2306.0     3.694    170.0
2307.0     3.708    170.2
2308.0     3.722    170.4
2309.0     3.736    170.7
2310.0     3.750    170.9






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0.


Acknowledgements
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


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