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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:14:54
WDS:
BU929
WDS ID/Discoverer
P:
438.000
Orbital period (years)
a:
0.781
Semi-major axis (arcseconds)
i:
101.1
Inclination (degrees)
Ω:
25.9
Longitude of ascending node (degrees)
T:
2173.400
Epoch of periastron passage (year)
e:
0.0
Eccentricity
ω:
0.0
Longitude of periastron (degrees)
Start-Year:
1806.0
Year
End-Year:
2244.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
130354.42-033947.3
Epoch-2000 right ascension and declination
WDS-ID:
13039-0340
WDS designation
Discoverer Code:
BU929
Discover designation and components
ADS number:
8759
Aitken Double Star catalog
HD number:
113459
HD catalog number
Hipparcos number:
63750
Hipparcos catalog number
V1:
7.12
Magnitude of the primary
V2:
7.65
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2007
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 0.433 188.8
-------------------------
1806.0 0.433 8.8
1807.0 0.424 8.2
1808.0 0.415 7.7
1809.0 0.406 7.1
1810.0 0.397 6.5
1811.0 0.388 5.9
1812.0 0.379 5.2
1813.0 0.370 4.5
1814.0 0.361 3.8
1815.0 0.352 3.1
1816.0 0.343 2.3
1817.0 0.334 1.4
1818.0 0.325 0.5
1819.0 0.316 359.6
1820.0 0.307 358.6
1821.0 0.298 357.6
1822.0 0.289 356.4
1823.0 0.281 355.3
1824.0 0.272 354.0
1825.0 0.263 352.6
1826.0 0.254 351.2
1827.0 0.246 349.7
1828.0 0.238 348.0
1829.0 0.229 346.2
1830.0 0.221 344.3
1831.0 0.214 342.3
1832.0 0.206 340.1
1833.0 0.199 337.7
1834.0 0.192 335.2
1835.0 0.185 332.5
1836.0 0.179 329.6
1837.0 0.174 326.5
1838.0 0.168 323.2
1839.0 0.164 319.7
1840.0 0.160 316.0
1841.0 0.156 312.1
1842.0 0.154 308.1
1843.0 0.152 304.0
1844.0 0.151 299.7
1845.0 0.150 295.5
1846.0 0.151 291.2
1847.0 0.152 287.0
1848.0 0.154 282.9
1849.0 0.157 278.9
1850.0 0.160 275.1
1851.0 0.165 271.4
1852.0 0.169 267.9
1853.0 0.175 264.7
1854.0 0.180 261.6
1855.0 0.187 258.7
1856.0 0.193 256.1
1857.0 0.200 253.6
1858.0 0.208 251.3
1859.0 0.215 249.1
1860.0 0.223 247.1
1861.0 0.231 245.2
1862.0 0.239 243.5
1863.0 0.248 241.8
1864.0 0.256 240.3
1865.0 0.265 238.9
1866.0 0.273 237.6
1867.0 0.282 236.3
1868.0 0.291 235.1
1869.0 0.300 234.0
1870.0 0.309 233.0
1871.0 0.318 232.0
1872.0 0.327 231.1
1873.0 0.336 230.2
1874.0 0.345 229.4
1875.0 0.354 228.6
1876.0 0.363 227.8
1877.0 0.372 227.1
1878.0 0.381 226.4
1879.0 0.390 225.8
1880.0 0.399 225.2
1881.0 0.408 224.6
1882.0 0.417 224.0
1883.0 0.426 223.5
1884.0 0.435 222.9
1885.0 0.443 222.4
1886.0 0.452 222.0
1887.0 0.460 221.5
1888.0 0.469 221.0
1889.0 0.477 220.6
1890.0 0.486 220.2
1891.0 0.494 219.8
1892.0 0.502 219.4
1893.0 0.510 219.0
1894.0 0.519 218.7
1895.0 0.527 218.3
1896.0 0.534 218.0
1897.0 0.542 217.6
1898.0 0.550 217.3
1899.0 0.558 217.0
1900.0 0.565 216.7
1901.0 0.572 216.4
1902.0 0.580 216.1
1903.0 0.587 215.8
1904.0 0.594 215.5
1905.0 0.601 215.3
1906.0 0.608 215.0
1907.0 0.615 214.7
1908.0 0.621 214.5
1909.0 0.628 214.2
1910.0 0.634 214.0
1911.0 0.640 213.8
1912.0 0.647 213.5
1913.0 0.653 213.3
1914.0 0.659 213.1
1915.0 0.664 212.9
1916.0 0.670 212.6
1917.0 0.676 212.4
1918.0 0.681 212.2
1919.0 0.686 212.0
1920.0 0.691 211.8
1921.0 0.697 211.6
1922.0 0.701 211.4
1923.0 0.706 211.2
1924.0 0.711 211.0
1925.0 0.715 210.8
1926.0 0.720 210.6
1927.0 0.724 210.5
1928.0 0.728 210.3
1929.0 0.732 210.1
1930.0 0.735 209.9
1931.0 0.739 209.7
1932.0 0.743 209.6
1933.0 0.746 209.4
1934.0 0.749 209.2
1935.0 0.752 209.0
1936.0 0.755 208.9
1937.0 0.758 208.7
1938.0 0.760 208.5
1939.0 0.763 208.4
1940.0 0.765 208.2
1941.0 0.767 208.0
1942.0 0.769 207.9
1943.0 0.771 207.7
1944.0 0.773 207.6
1945.0 0.774 207.4
1946.0 0.776 207.2
1947.0 0.777 207.1
1948.0 0.778 206.9
1949.0 0.779 206.8
1950.0 0.780 206.6
1951.0 0.780 206.4
1952.0 0.781 206.3
1953.0 0.781 206.1
1954.0 0.781 206.0
1955.0 0.781 205.8
1956.0 0.781 205.6
1957.0 0.780 205.5
1958.0 0.780 205.3
1959.0 0.779 205.2
1960.0 0.779 205.0
1961.0 0.778 204.9
1962.0 0.777 204.7
1963.0 0.775 204.5
1964.0 0.774 204.4
1965.0 0.772 204.2
1966.0 0.771 204.0
1967.0 0.769 203.9
1968.0 0.767 203.7
1969.0 0.765 203.6
1970.0 0.762 203.4
1971.0 0.760 203.2
1972.0 0.757 203.1
1973.0 0.754 202.9
1974.0 0.751 202.7
1975.0 0.748 202.5
1976.0 0.745 202.4
1977.0 0.742 202.2
1978.0 0.738 202.0
1979.0 0.735 201.8
1980.0 0.731 201.7
1981.0 0.727 201.5
1982.0 0.723 201.3
1983.0 0.719 201.1
1984.0 0.714 200.9
1985.0 0.710 200.7
1986.0 0.705 200.5
1987.0 0.700 200.3
1988.0 0.696 200.1
1989.0 0.690 199.9
1990.0 0.685 199.7
1991.0 0.680 199.5
1992.0 0.675 199.3
1993.0 0.669 199.1
1994.0 0.663 198.9
1995.0 0.657 198.7
1996.0 0.652 198.4
1997.0 0.645 198.2
1998.0 0.639 198.0
1999.0 0.633 197.7
2000.0 0.626 197.5
2001.0 0.620 197.3
2002.0 0.613 197.0
2003.0 0.606 196.7
2004.0 0.600 196.5
2005.0 0.593 196.2
2006.0 0.585 195.9
2007.0 0.578 195.6
2008.0 0.571 195.3
2009.0 0.564 195.0
2010.0 0.556 194.7
2011.0 0.548 194.4
2012.0 0.541 194.1
2013.0 0.533 193.8
2014.0 0.525 193.4
2015.0 0.517 193.1
2016.0 0.509 192.7
2017.0 0.501 192.3
2018.0 0.492 191.9
2019.0 0.484 191.5
2020.0 0.476 191.1
2021.0 0.467 190.7
2022.0 0.459 190.2
2023.0 0.450 189.7
2024.0 0.441 189.3
2025.0 0.433 188.8
2026.0 0.424 188.2
2027.0 0.415 187.7
2028.0 0.406 187.1
2029.0 0.397 186.5
2030.0 0.388 185.9
2031.0 0.379 185.2
2032.0 0.370 184.5
2033.0 0.361 183.8
2034.0 0.352 183.1
2035.0 0.343 182.3
2036.0 0.334 181.4
2037.0 0.325 180.5
2038.0 0.316 179.6
2039.0 0.307 178.6
2040.0 0.298 177.6
2041.0 0.289 176.4
2042.0 0.281 175.3
2043.0 0.272 174.0
2044.0 0.263 172.6
2045.0 0.254 171.2
2046.0 0.246 169.7
2047.0 0.238 168.0
2048.0 0.229 166.2
2049.0 0.221 164.3
2050.0 0.214 162.3
2051.0 0.206 160.1
2052.0 0.199 157.7
2053.0 0.192 155.2
2054.0 0.185 152.5
2055.0 0.179 149.6
2056.0 0.174 146.5
2057.0 0.168 143.2
2058.0 0.164 139.7
2059.0 0.160 136.0
2060.0 0.156 132.1
2061.0 0.154 128.1
2062.0 0.152 124.0
2063.0 0.151 119.7
2064.0 0.150 115.5
2065.0 0.151 111.2
2066.0 0.152 107.0
2067.0 0.154 102.9
2068.0 0.157 98.9
2069.0 0.160 95.1
2070.0 0.165 91.4
2071.0 0.169 87.9
2072.0 0.175 84.7
2073.0 0.180 81.6
2074.0 0.187 78.7
2075.0 0.193 76.1
2076.0 0.200 73.6
2077.0 0.208 71.3
2078.0 0.215 69.1
2079.0 0.223 67.1
2080.0 0.231 65.2
2081.0 0.239 63.5
2082.0 0.248 61.8
2083.0 0.256 60.3
2084.0 0.265 58.9
2085.0 0.273 57.6
2086.0 0.282 56.3
2087.0 0.291 55.1
2088.0 0.300 54.0
2089.0 0.309 53.0
2090.0 0.318 52.0
2091.0 0.327 51.1
2092.0 0.336 50.2
2093.0 0.345 49.4
2094.0 0.354 48.6
2095.0 0.363 47.8
2096.0 0.372 47.1
2097.0 0.381 46.4
2098.0 0.390 45.8
2099.0 0.399 45.2
2100.0 0.408 44.6
2101.0 0.417 44.0
2102.0 0.426 43.5
2103.0 0.435 42.9
2104.0 0.443 42.4
2105.0 0.452 42.0
2106.0 0.460 41.5
2107.0 0.469 41.0
2108.0 0.477 40.6
2109.0 0.486 40.2
2110.0 0.494 39.8
2111.0 0.502 39.4
2112.0 0.510 39.0
2113.0 0.519 38.7
2114.0 0.527 38.3
2115.0 0.534 38.0
2116.0 0.542 37.6
2117.0 0.550 37.3
2118.0 0.558 37.0
2119.0 0.565 36.7
2120.0 0.572 36.4
2121.0 0.580 36.1
2122.0 0.587 35.8
2123.0 0.594 35.5
2124.0 0.601 35.3
2125.0 0.608 35.0
2126.0 0.615 34.7
2127.0 0.621 34.5
2128.0 0.628 34.2
2129.0 0.634 34.0
2130.0 0.640 33.8
2131.0 0.647 33.5
2132.0 0.653 33.3
2133.0 0.659 33.1
2134.0 0.664 32.9
2135.0 0.670 32.6
2136.0 0.676 32.4
2137.0 0.681 32.2
2138.0 0.686 32.0
2139.0 0.691 31.8
2140.0 0.697 31.6
2141.0 0.701 31.4
2142.0 0.706 31.2
2143.0 0.711 31.0
2144.0 0.715 30.8
2145.0 0.720 30.6
2146.0 0.724 30.5
2147.0 0.728 30.3
2148.0 0.732 30.1
2149.0 0.735 29.9
2150.0 0.739 29.7
2151.0 0.743 29.6
2152.0 0.746 29.4
2153.0 0.749 29.2
2154.0 0.752 29.0
2155.0 0.755 28.9
2156.0 0.758 28.7
2157.0 0.760 28.5
2158.0 0.763 28.4
2159.0 0.765 28.2
2160.0 0.767 28.0
2161.0 0.769 27.9
2162.0 0.771 27.7
2163.0 0.773 27.6
2164.0 0.774 27.4
2165.0 0.776 27.2
2166.0 0.777 27.1
2167.0 0.778 26.9
2168.0 0.779 26.8
2169.0 0.780 26.6
2170.0 0.780 26.4
2171.0 0.781 26.3
2172.0 0.781 26.1
2173.0 0.781 26.0
2174.0 0.781 25.8
2175.0 0.781 25.6
2176.0 0.780 25.5
2177.0 0.780 25.3
2178.0 0.779 25.2
2179.0 0.779 25.0
2180.0 0.778 24.9
2181.0 0.777 24.7
2182.0 0.775 24.5
2183.0 0.774 24.4
2184.0 0.772 24.2
2185.0 0.771 24.0
2186.0 0.769 23.9
2187.0 0.767 23.7
2188.0 0.765 23.6
2189.0 0.762 23.4
2190.0 0.760 23.2
2191.0 0.757 23.1
2192.0 0.754 22.9
2193.0 0.751 22.7
2194.0 0.748 22.5
2195.0 0.745 22.4
2196.0 0.742 22.2
2197.0 0.738 22.0
2198.0 0.735 21.8
2199.0 0.731 21.7
2200.0 0.727 21.5
2201.0 0.723 21.3
2202.0 0.719 21.1
2203.0 0.714 20.9
2204.0 0.710 20.7
2205.0 0.705 20.5
2206.0 0.700 20.3
2207.0 0.696 20.1
2208.0 0.690 19.9
2209.0 0.685 19.7
2210.0 0.680 19.5
2211.0 0.675 19.3
2212.0 0.669 19.1
2213.0 0.663 18.9
2214.0 0.657 18.7
2215.0 0.652 18.4
2216.0 0.645 18.2
2217.0 0.639 18.0
2218.0 0.633 17.7
2219.0 0.626 17.5
2220.0 0.620 17.3
2221.0 0.613 17.0
2222.0 0.606 16.7
2223.0 0.600 16.5
2224.0 0.593 16.2
2225.0 0.585 15.9
2226.0 0.578 15.6
2227.0 0.571 15.3
2228.0 0.564 15.0
2229.0 0.556 14.7
2230.0 0.548 14.4
2231.0 0.541 14.1
2232.0 0.533 13.8
2233.0 0.525 13.4
2234.0 0.517 13.1
2235.0 0.509 12.7
2236.0 0.501 12.3
2237.0 0.492 11.9
2238.0 0.484 11.5
2239.0 0.476 11.1
2240.0 0.467 10.7
2241.0 0.459 10.2
2242.0 0.450 9.7
2243.0 0.441 9.3
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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