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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:43:15

Orbital Elements for SEE318
WDS: SEE318 WDS ID/Discoverer
P: 483.400 Orbital period (years)
a: 2.23585 Semi-major axis (arcseconds)
i: 82.115 Inclination (degrees)
Ω: 6.16 Longitude of ascending node (degrees)
T: 2064.113 Epoch of periastron passage (year)
e: 0.7685 Eccentricity
ω: 76.174 Longitude of periastron (degrees)
Start-Year: 1784.0 Year
End-Year: 2266.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for SEE318
Position: 170611.92-383730.6 Epoch-2000 right ascension and declination
WDS-ID: 17062-3838 WDS designation
Discoverer Code: SEE318 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 154287 HD catalog number
Hipparcos number: 83687 Hipparcos catalog number
V1: 8.36 Magnitude of the primary
V2: 8.65 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for SEE318



WDS 6th Orbit including measures of SEE318

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


Ephemeris of SEE318
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     1.091    357.0
-------------------------
1784.0     1.405    207.1
1785.0     1.397    207.2
1786.0     1.389    207.4
1787.0     1.381    207.6
1788.0     1.373    207.8
1789.0     1.365    207.9
1790.0     1.357    208.1
1791.0     1.349    208.3
1792.0     1.341    208.5
1793.0     1.333    208.6
1794.0     1.324    208.8
1795.0     1.316    209.0
1796.0     1.308    209.2
1797.0     1.300    209.4
1798.0     1.291    209.6
1799.0     1.283    209.8
1800.0     1.275    210.0
1801.0     1.266    210.2
1802.0     1.258    210.4
1803.0     1.249    210.6
1804.0     1.241    210.8
1805.0     1.232    211.0
1806.0     1.224    211.2
1807.0     1.215    211.5
1808.0     1.207    211.7
1809.0     1.198    211.9
1810.0     1.190    212.1
1811.0     1.181    212.4
1812.0     1.172    212.6
1813.0     1.164    212.9
1814.0     1.155    213.1
1815.0     1.146    213.3
1816.0     1.138    213.6
1817.0     1.129    213.8
1818.0     1.120    214.1
1819.0     1.112    214.4
1820.0     1.103    214.6
1821.0     1.094    214.9
1822.0     1.085    215.2
1823.0     1.077    215.5
1824.0     1.068    215.7
1825.0     1.059    216.0
1826.0     1.050    216.3
1827.0     1.042    216.6
1828.0     1.033    216.9
1829.0     1.024    217.2
1830.0     1.015    217.6
1831.0     1.007    217.9
1832.0     0.998    218.2
1833.0     0.989    218.5
1834.0     0.980    218.9
1835.0     0.971    219.2
1836.0     0.963    219.6
1837.0     0.954    219.9
1838.0     0.945    220.3
1839.0     0.936    220.6
1840.0     0.928    221.0
1841.0     0.919    221.4
1842.0     0.910    221.8
1843.0     0.902    222.2
1844.0     0.893    222.6
1845.0     0.884    223.0
1846.0     0.876    223.4
1847.0     0.867    223.9
1848.0     0.858    224.3
1849.0     0.850    224.8
1850.0     0.841    225.2
1851.0     0.833    225.7
1852.0     0.824    226.2
1853.0     0.816    226.6
1854.0     0.807    227.1
1855.0     0.799    227.6
1856.0     0.791    228.2
1857.0     0.782    228.7
1858.0     0.774    229.2
1859.0     0.766    229.8
1860.0     0.758    230.3
1861.0     0.750    230.9
1862.0     0.742    231.5
1863.0     0.734    232.1
1864.0     0.726    232.7
1865.0     0.718    233.3
1866.0     0.710    234.0
1867.0     0.702    234.6
1868.0     0.695    235.3
1869.0     0.687    236.0
1870.0     0.679    236.7
1871.0     0.672    237.4
1872.0     0.665    238.1
1873.0     0.657    238.9
1874.0     0.650    239.7
1875.0     0.643    240.4
1876.0     0.636    241.2
1877.0     0.629    242.1
1878.0     0.623    242.9
1879.0     0.616    243.7
1880.0     0.609    244.6
1881.0     0.603    245.5
1882.0     0.597    246.4
1883.0     0.590    247.3
1884.0     0.584    248.3
1885.0     0.579    249.3
1886.0     0.573    250.2
1887.0     0.567    251.2
1888.0     0.562    252.3
1889.0     0.557    253.3
1890.0     0.552    254.4
1891.0     0.547    255.5
1892.0     0.542    256.6
1893.0     0.537    257.7
1894.0     0.533    258.8
1895.0     0.529    260.0
1896.0     0.525    261.2
1897.0     0.521    262.4
1898.0     0.518    263.6
1899.0     0.514    264.8
1900.0     0.511    266.0
1901.0     0.508    267.3
1902.0     0.506    268.6
1903.0     0.503    269.9
1904.0     0.501    271.2
1905.0     0.499    272.5
1906.0     0.497    273.8
1907.0     0.496    275.1
1908.0     0.495    276.4
1909.0     0.494    277.8
1910.0     0.493    279.1
1911.0     0.492    280.5
1912.0     0.492    281.8
1913.0     0.492    283.2
1914.0     0.493    284.5
1915.0     0.493    285.9
1916.0     0.494    287.2
1917.0     0.495    288.5
1918.0     0.496    289.9
1919.0     0.498    291.2
1920.0     0.500    292.5
1921.0     0.502    293.8
1922.0     0.504    295.1
1923.0     0.506    296.4
1924.0     0.509    297.6
1925.0     0.512    298.9
1926.0     0.515    300.1
1927.0     0.518    301.4
1928.0     0.522    302.6
1929.0     0.526    303.8
1930.0     0.530    304.9
1931.0     0.534    306.1
1932.0     0.538    307.2
1933.0     0.543    308.3
1934.0     0.548    309.4
1935.0     0.552    310.5
1936.0     0.557    311.6
1937.0     0.563    312.6
1938.0     0.568    313.7
1939.0     0.574    314.7
1940.0     0.579    315.6
1941.0     0.585    316.6
1942.0     0.591    317.6
1943.0     0.597    318.5
1944.0     0.603    319.4
1945.0     0.609    320.3
1946.0     0.616    321.1
1947.0     0.622    322.0
1948.0     0.629    322.8
1949.0     0.636    323.6
1950.0     0.642    324.4
1951.0     0.649    325.2
1952.0     0.656    326.0
1953.0     0.663    326.8
1954.0     0.670    327.5
1955.0     0.677    328.2
1956.0     0.685    328.9
1957.0     0.692    329.6
1958.0     0.699    330.3
1959.0     0.707    330.9
1960.0     0.714    331.6
1961.0     0.721    332.2
1962.0     0.729    332.8
1963.0     0.736    333.5
1964.0     0.744    334.0
1965.0     0.752    334.6
1966.0     0.759    335.2
1967.0     0.767    335.8
1968.0     0.774    336.3
1969.0     0.782    336.9
1970.0     0.790    337.4
1971.0     0.797    337.9
1972.0     0.805    338.4
1973.0     0.813    338.9
1974.0     0.820    339.4
1975.0     0.828    339.9
1976.0     0.835    340.4
1977.0     0.843    340.8
1978.0     0.850    341.3
1979.0     0.858    341.7
1980.0     0.866    342.2
1981.0     0.873    342.6
1982.0     0.880    343.0
1983.0     0.888    343.4
1984.0     0.895    343.9
1985.0     0.902    344.3
1986.0     0.910    344.7
1987.0     0.917    345.0
1988.0     0.924    345.4
1989.0     0.931    345.8
1990.0     0.938    346.2
1991.0     0.945    346.6
1992.0     0.952    346.9
1993.0     0.958    347.3
1994.0     0.965    347.6
1995.0     0.972    348.0
1996.0     0.978    348.3
1997.0     0.984    348.7
1998.0     0.991    349.0
1999.0     0.997    349.3
2000.0     1.003    349.7
2001.0     1.009    350.0
2002.0     1.014    350.3
2003.0     1.020    350.6
2004.0     1.026    350.9
2005.0     1.031    351.2
2006.0     1.036    351.5
2007.0     1.041    351.8
2008.0     1.046    352.1
2009.0     1.050    352.4
2010.0     1.055    352.7
2011.0     1.059    353.0
2012.0     1.063    353.3
2013.0     1.067    353.6
2014.0     1.071    353.9
2015.0     1.074    354.2
2016.0     1.077    354.5
2017.0     1.080    354.7
2018.0     1.082    355.0
2019.0     1.085    355.3
2020.0     1.087    355.6
2021.0     1.088    355.9
2022.0     1.090    356.1
2023.0     1.090    356.4
2024.0     1.091    356.7
2025.0     1.091    357.0
2026.0     1.091    357.2
2027.0     1.090    357.5
2028.0     1.089    357.8
2029.0     1.087    358.1
2030.0     1.085    358.3
2031.0     1.082    358.6
2032.0     1.079    358.9
2033.0     1.075    359.2
2034.0     1.070    359.5
2035.0     1.065    359.7
2036.0     1.059      0.0
2037.0     1.052      0.3
2038.0     1.044      0.6
2039.0     1.035      0.9
2040.0     1.026      1.2
2041.0     1.015      1.5
2042.0     1.003      1.9
2043.0     0.990      2.2
2044.0     0.975      2.5
2045.0     0.959      2.9
2046.0     0.942      3.2
2047.0     0.923      3.6
2048.0     0.901      4.0
2049.0     0.878      4.4
2050.0     0.853      4.9
2051.0     0.825      5.3
2052.0     0.794      5.8
2053.0     0.761      6.4
2054.0     0.724      7.0
2055.0     0.684      7.6
2056.0     0.640      8.4
2057.0     0.592      9.2
2058.0     0.540     10.2
2059.0     0.484     11.5
2060.0     0.423     13.1
2061.0     0.358     15.2
2062.0     0.290     18.4
2063.0     0.219     23.5
2064.0     0.149     33.6
2065.0     0.089     58.9
2066.0     0.077    115.5
2067.0     0.127    151.3
2068.0     0.196    164.5
2069.0     0.267    170.8
2070.0     0.338    174.4
2071.0     0.407    176.8
2072.0     0.473    178.5
2073.0     0.536    179.8
2074.0     0.596    180.8
2075.0     0.654    181.6
2076.0     0.709    182.3
2077.0     0.761    182.9
2078.0     0.810    183.5
2079.0     0.858    183.9
2080.0     0.903    184.3
2081.0     0.946    184.7
2082.0     0.987    185.1
2083.0     1.026    185.4
2084.0     1.063    185.7
2085.0     1.099    186.0
2086.0     1.133    186.2
2087.0     1.165    186.5
2088.0     1.197    186.7
2089.0     1.227    187.0
2090.0     1.256    187.2
2091.0     1.283    187.4
2092.0     1.310    187.6
2093.0     1.335    187.7
2094.0     1.360    187.9
2095.0     1.383    188.1
2096.0     1.406    188.3
2097.0     1.428    188.4
2098.0     1.449    188.6
2099.0     1.469    188.7
2100.0     1.489    188.9
2101.0     1.508    189.0
2102.0     1.526    189.2
2103.0     1.543    189.3
2104.0     1.560    189.5
2105.0     1.576    189.6
2106.0     1.592    189.7
2107.0     1.607    189.8
2108.0     1.622    190.0
2109.0     1.636    190.1
2110.0     1.649    190.2
2111.0     1.663    190.3
2112.0     1.675    190.5
2113.0     1.687    190.6
2114.0     1.699    190.7
2115.0     1.710    190.8
2116.0     1.721    190.9
2117.0     1.732    191.0
2118.0     1.742    191.1
2119.0     1.752    191.2
2120.0     1.761    191.3
2121.0     1.770    191.4
2122.0     1.779    191.5
2123.0     1.787    191.6
2124.0     1.795    191.7
2125.0     1.803    191.9
2126.0     1.810    192.0
2127.0     1.817    192.0
2128.0     1.824    192.1
2129.0     1.831    192.2
2130.0     1.837    192.3
2131.0     1.843    192.4
2132.0     1.849    192.5
2133.0     1.854    192.6
2134.0     1.859    192.7
2135.0     1.864    192.8
2136.0     1.869    192.9
2137.0     1.873    193.0
2138.0     1.878    193.1
2139.0     1.882    193.2
2140.0     1.885    193.3
2141.0     1.889    193.4
2142.0     1.892    193.5
2143.0     1.896    193.6
2144.0     1.899    193.6
2145.0     1.901    193.7
2146.0     1.904    193.8
2147.0     1.906    193.9
2148.0     1.909    194.0
2149.0     1.911    194.1
2150.0     1.913    194.2
2151.0     1.914    194.3
2152.0     1.916    194.4
2153.0     1.917    194.5
2154.0     1.918    194.5
2155.0     1.919    194.6
2156.0     1.920    194.7
2157.0     1.921    194.8
2158.0     1.921    194.9
2159.0     1.922    195.0
2160.0     1.922    195.1
2161.0     1.922    195.2
2162.0     1.922    195.3
2163.0     1.922    195.3
2164.0     1.921    195.4
2165.0     1.921    195.5
2166.0     1.920    195.6
2167.0     1.920    195.7
2168.0     1.919    195.8
2169.0     1.918    195.9
2170.0     1.917    196.0
2171.0     1.915    196.1
2172.0     1.914    196.1
2173.0     1.912    196.2
2174.0     1.911    196.3
2175.0     1.909    196.4
2176.0     1.907    196.5
2177.0     1.905    196.6
2178.0     1.903    196.7
2179.0     1.901    196.8
2180.0     1.899    196.9
2181.0     1.896    197.0
2182.0     1.894    197.0
2183.0     1.891    197.1
2184.0     1.889    197.2
2185.0     1.886    197.3
2186.0     1.883    197.4
2187.0     1.880    197.5
2188.0     1.877    197.6
2189.0     1.874    197.7
2190.0     1.870    197.8
2191.0     1.867    197.9
2192.0     1.863    198.0
2193.0     1.860    198.1
2194.0     1.856    198.2
2195.0     1.852    198.3
2196.0     1.849    198.3
2197.0     1.845    198.4
2198.0     1.841    198.5
2199.0     1.837    198.6
2200.0     1.832    198.7
2201.0     1.828    198.8
2202.0     1.824    198.9
2203.0     1.819    199.0
2204.0     1.815    199.1
2205.0     1.810    199.2
2206.0     1.806    199.3
2207.0     1.801    199.4
2208.0     1.796    199.5
2209.0     1.791    199.6
2210.0     1.786    199.7
2211.0     1.781    199.8
2212.0     1.776    199.9
2213.0     1.771    200.0
2214.0     1.766    200.1
2215.0     1.760    200.2
2216.0     1.755    200.4
2217.0     1.750    200.5
2218.0     1.744    200.6
2219.0     1.739    200.7
2220.0     1.733    200.8
2221.0     1.727    200.9
2222.0     1.722    201.0
2223.0     1.716    201.1
2224.0     1.710    201.2
2225.0     1.704    201.3
2226.0     1.698    201.5
2227.0     1.692    201.6
2228.0     1.686    201.7
2229.0     1.680    201.8
2230.0     1.673    201.9
2231.0     1.667    202.0
2232.0     1.661    202.1
2233.0     1.654    202.3
2234.0     1.648    202.4
2235.0     1.641    202.5
2236.0     1.635    202.6
2237.0     1.628    202.8
2238.0     1.621    202.9
2239.0     1.615    203.0
2240.0     1.608    203.1
2241.0     1.601    203.3
2242.0     1.594    203.4
2243.0     1.587    203.5
2244.0     1.580    203.6
2245.0     1.573    203.8
2246.0     1.566    203.9
2247.0     1.559    204.0
2248.0     1.552    204.2
2249.0     1.545    204.3
2250.0     1.538    204.4
2251.0     1.530    204.6
2252.0     1.523    204.7
2253.0     1.516    204.9
2254.0     1.508    205.0
2255.0     1.501    205.2
2256.0     1.493    205.3
2257.0     1.486    205.4
2258.0     1.478    205.6
2259.0     1.471    205.7
2260.0     1.463    205.9
2261.0     1.455    206.1
2262.0     1.448    206.2
2263.0     1.440    206.4
2264.0     1.432    206.5
2265.0     1.424    206.7






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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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