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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 19:35:37

Orbital Elements for HO479
WDS: HO479 WDS ID/Discoverer
P: 338.370 Orbital period (years)
a: 0.952 Semi-major axis (arcseconds)
i: 121.7 Inclination (degrees)
Ω: 109.2 Longitude of ascending node (degrees)
T: 1999.710 Epoch of periastron passage (year)
e: 0.456 Eccentricity
ω: 35.2 Longitude of periastron (degrees)
Start-Year: 1856.0 Year
End-Year: 2194.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HO479
Position: 223829.25+021756.2 Epoch-2000 right ascension and declination
WDS-ID: 22385+0218 WDS designation
Discoverer Code: HO479 Discover designation and components
ADS number: 16131 Aitken Double Star catalog
HD number: 214494 HD catalog number
Hipparcos number: 111775 Hipparcos catalog number
V1: 8.50 Magnitude of the primary
V2: 9.75 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2009 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for HO479



WDS 6th Orbit including measures of HO479

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


Ephemeris of HO479
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.366    353.5
-------------------------
1856.0     1.070    260.1
1857.0     1.064    259.7
1858.0     1.057    259.3
1859.0     1.051    258.8
1860.0     1.044    258.4
1861.0     1.037    258.0
1862.0     1.030    257.6
1863.0     1.023    257.2
1864.0     1.016    256.7
1865.0     1.009    256.3
1866.0     1.002    255.9
1867.0     0.995    255.4
1868.0     0.988    254.9
1869.0     0.980    254.5
1870.0     0.973    254.0
1871.0     0.965    253.5
1872.0     0.958    253.0
1873.0     0.950    252.5
1874.0     0.943    252.0
1875.0     0.935    251.5
1876.0     0.928    251.0
1877.0     0.920    250.5
1878.0     0.912    249.9
1879.0     0.904    249.4
1880.0     0.896    248.8
1881.0     0.889    248.3
1882.0     0.881    247.7
1883.0     0.873    247.1
1884.0     0.865    246.5
1885.0     0.857    245.9
1886.0     0.849    245.3
1887.0     0.841    244.6
1888.0     0.833    244.0
1889.0     0.825    243.3
1890.0     0.816    242.7
1891.0     0.808    242.0
1892.0     0.800    241.3
1893.0     0.792    240.6
1894.0     0.784    239.9
1895.0     0.776    239.1
1896.0     0.768    238.4
1897.0     0.760    237.6
1898.0     0.752    236.8
1899.0     0.744    236.0
1900.0     0.736    235.2
1901.0     0.728    234.3
1902.0     0.720    233.5
1903.0     0.712    232.6
1904.0     0.704    231.7
1905.0     0.697    230.8
1906.0     0.689    229.8
1907.0     0.681    228.9
1908.0     0.674    227.9
1909.0     0.666    226.9
1910.0     0.659    225.9
1911.0     0.651    224.8
1912.0     0.644    223.7
1913.0     0.637    222.6
1914.0     0.630    221.5
1915.0     0.623    220.4
1916.0     0.616    219.2
1917.0     0.610    218.0
1918.0     0.603    216.8
1919.0     0.597    215.5
1920.0     0.591    214.2
1921.0     0.585    212.9
1922.0     0.579    211.6
1923.0     0.573    210.2
1924.0     0.568    208.8
1925.0     0.563    207.4
1926.0     0.557    206.0
1927.0     0.553    204.5
1928.0     0.548    203.0
1929.0     0.544    201.5
1930.0     0.540    200.0
1931.0     0.536    198.4
1932.0     0.532    196.8
1933.0     0.529    195.2
1934.0     0.525    193.6
1935.0     0.523    192.0
1936.0     0.520    190.3
1937.0     0.518    188.6
1938.0     0.516    187.0
1939.0     0.514    185.3
1940.0     0.513    183.5
1941.0     0.511    181.8
1942.0     0.511    180.1
1943.0     0.510    178.4
1944.0     0.510    176.6
1945.0     0.509    174.9
1946.0     0.510    173.2
1947.0     0.510    171.4
1948.0     0.511    169.7
1949.0     0.512    168.0
1950.0     0.513    166.2
1951.0     0.514    164.5
1952.0     0.516    162.8
1953.0     0.518    161.1
1954.0     0.520    159.5
1955.0     0.522    157.8
1956.0     0.524    156.2
1957.0     0.527    154.5
1958.0     0.529    152.9
1959.0     0.532    151.3
1960.0     0.535    149.7
1961.0     0.538    148.2
1962.0     0.541    146.6
1963.0     0.544    145.1
1964.0     0.546    143.6
1965.0     0.549    142.1
1966.0     0.552    140.6
1967.0     0.555    139.1
1968.0     0.558    137.6
1969.0     0.560    136.2
1970.0     0.563    134.8
1971.0     0.565    133.3
1972.0     0.567    131.9
1973.0     0.569    130.5
1974.0     0.570    129.2
1975.0     0.572    127.8
1976.0     0.573    126.4
1977.0     0.573    125.0
1978.0     0.574    123.6
1979.0     0.574    122.3
1980.0     0.573    120.9
1981.0     0.572    119.5
1982.0     0.571    118.1
1983.0     0.569    116.8
1984.0     0.566    115.4
1985.0     0.563    113.9
1986.0     0.560    112.5
1987.0     0.555    111.1
1988.0     0.551    109.6
1989.0     0.545    108.1
1990.0     0.539    106.6
1991.0     0.533    105.0
1992.0     0.526    103.4
1993.0     0.518    101.7
1994.0     0.509    100.0
1995.0     0.500     98.2
1996.0     0.491     96.4
1997.0     0.481     94.5
1998.0     0.470     92.5
1999.0     0.459     90.4
2000.0     0.448     88.2
2001.0     0.437     85.9
2002.0     0.425     83.5
2003.0     0.413     80.9
2004.0     0.401     78.2
2005.0     0.390     75.3
2006.0     0.378     72.2
2007.0     0.367     69.0
2008.0     0.357     65.5
2009.0     0.347     61.9
2010.0     0.338     58.0
2011.0     0.330     54.0
2012.0     0.323     49.8
2013.0     0.317     45.3
2014.0     0.313     40.8
2015.0     0.310     36.1
2016.0     0.309     31.4
2017.0     0.310     26.7
2018.0     0.312     22.0
2019.0     0.315     17.5
2020.0     0.321     13.0
2021.0     0.327      8.7
2022.0     0.335      4.6
2023.0     0.345      0.7
2024.0     0.355    357.0
2025.0     0.366    353.5
2026.0     0.379    350.3
2027.0     0.392    347.2
2028.0     0.405    344.4
2029.0     0.419    341.7
2030.0     0.434    339.2
2031.0     0.449    336.9
2032.0     0.464    334.8
2033.0     0.480    332.7
2034.0     0.495    330.8
2035.0     0.511    329.1
2036.0     0.527    327.4
2037.0     0.543    325.8
2038.0     0.559    324.3
2039.0     0.575    322.9
2040.0     0.591    321.6
2041.0     0.606    320.3
2042.0     0.622    319.1
2043.0     0.638    318.0
2044.0     0.653    316.9
2045.0     0.669    315.9
2046.0     0.684    314.9
2047.0     0.699    313.9
2048.0     0.714    313.0
2049.0     0.728    312.2
2050.0     0.743    311.3
2051.0     0.757    310.5
2052.0     0.772    309.8
2053.0     0.786    309.0
2054.0     0.799    308.3
2055.0     0.813    307.6
2056.0     0.826    306.9
2057.0     0.839    306.3
2058.0     0.852    305.7
2059.0     0.865    305.0
2060.0     0.878    304.5
2061.0     0.890    303.9
2062.0     0.902    303.3
2063.0     0.914    302.8
2064.0     0.926    302.2
2065.0     0.937    301.7
2066.0     0.949    301.2
2067.0     0.960    300.7
2068.0     0.971    300.2
2069.0     0.981    299.8
2070.0     0.992    299.3
2071.0     1.002    298.8
2072.0     1.012    298.4
2073.0     1.022    298.0
2074.0     1.032    297.5
2075.0     1.041    297.1
2076.0     1.050    296.7
2077.0     1.059    296.3
2078.0     1.068    295.9
2079.0     1.077    295.5
2080.0     1.085    295.1
2081.0     1.094    294.7
2082.0     1.102    294.4
2083.0     1.110    294.0
2084.0     1.117    293.6
2085.0     1.125    293.3
2086.0     1.132    292.9
2087.0     1.139    292.6
2088.0     1.146    292.2
2089.0     1.153    291.9
2090.0     1.159    291.5
2091.0     1.166    291.2
2092.0     1.172    290.9
2093.0     1.178    290.6
2094.0     1.184    290.2
2095.0     1.190    289.9
2096.0     1.195    289.6
2097.0     1.201    289.3
2098.0     1.206    289.0
2099.0     1.211    288.7
2100.0     1.216    288.4
2101.0     1.220    288.0
2102.0     1.225    287.7
2103.0     1.229    287.4
2104.0     1.233    287.2
2105.0     1.237    286.9
2106.0     1.241    286.6
2107.0     1.245    286.3
2108.0     1.248    286.0
2109.0     1.252    285.7
2110.0     1.255    285.4
2111.0     1.258    285.1
2112.0     1.261    284.8
2113.0     1.264    284.6
2114.0     1.266    284.3
2115.0     1.269    284.0
2116.0     1.271    283.7
2117.0     1.273    283.4
2118.0     1.275    283.2
2119.0     1.277    282.9
2120.0     1.279    282.6
2121.0     1.281    282.3
2122.0     1.282    282.1
2123.0     1.283    281.8
2124.0     1.285    281.5
2125.0     1.286    281.2
2126.0     1.287    281.0
2127.0     1.287    280.7
2128.0     1.288    280.4
2129.0     1.288    280.1
2130.0     1.289    279.9
2131.0     1.289    279.6
2132.0     1.289    279.3
2133.0     1.289    279.1
2134.0     1.289    278.8
2135.0     1.289    278.5
2136.0     1.288    278.2
2137.0     1.288    278.0
2138.0     1.287    277.7
2139.0     1.286    277.4
2140.0     1.285    277.2
2141.0     1.284    276.9
2142.0     1.283    276.6
2143.0     1.282    276.3
2144.0     1.280    276.1
2145.0     1.279    275.8
2146.0     1.277    275.5
2147.0     1.275    275.2
2148.0     1.273    274.9
2149.0     1.271    274.7
2150.0     1.269    274.4
2151.0     1.267    274.1
2152.0     1.264    273.8
2153.0     1.262    273.5
2154.0     1.259    273.3
2155.0     1.257    273.0
2156.0     1.254    272.7
2157.0     1.251    272.4
2158.0     1.248    272.1
2159.0     1.245    271.8
2160.0     1.242    271.5
2161.0     1.238    271.2
2162.0     1.235    270.9
2163.0     1.231    270.6
2164.0     1.227    270.3
2165.0     1.224    270.0
2166.0     1.220    269.7
2167.0     1.216    269.4
2168.0     1.212    269.1
2169.0     1.208    268.8
2170.0     1.203    268.5
2171.0     1.199    268.2
2172.0     1.194    267.9
2173.0     1.190    267.6
2174.0     1.185    267.3
2175.0     1.180    266.9
2176.0     1.175    266.6
2177.0     1.170    266.3
2178.0     1.165    265.9
2179.0     1.160    265.6
2180.0     1.155    265.3
2181.0     1.150    264.9
2182.0     1.144    264.6
2183.0     1.139    264.2
2184.0     1.133    263.9
2185.0     1.128    263.5
2186.0     1.122    263.2
2187.0     1.116    262.8
2188.0     1.110    262.5
2189.0     1.104    262.1
2190.0     1.098    261.7
2191.0     1.092    261.4
2192.0     1.085    261.0
2193.0     1.079    260.6






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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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