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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:35:37
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
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
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
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
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 .
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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