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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 16:16:35
WDS:
BU862
WDS ID/Discoverer
P:
403.000
Orbital period (years)
a:
0.74
Semi-major axis (arcseconds)
i:
40.0
Inclination (degrees)
Ω:
43.0
Longitude of ascending node (degrees)
T:
1942.000
Epoch of periastron passage (year)
e:
0.68
Eccentricity
ω:
198.8
Longitude of periastron (degrees)
Start-Year:
1824.0
Year
End-Year:
2226.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
000446.86+381025.2
Epoch-2000 right ascension and declination
WDS-ID:
00048+3810
WDS designation
Discoverer Code:
BU862
Discover designation and components
ADS number:
34
Aitken Double Star catalog
HD number:
.
HD catalog number
Hipparcos number:
385
Hipparcos catalog number
V1:
10.02
Magnitude of the primary
V2:
10.18
Magnitude of the secondary
Equinox:
Equinox
Date:
1984
Date of last observation
Orbit grade:
4
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.905 31.5
-------------------------
1824.0 0.990 75.7
1825.0 0.985 76.0
1826.0 0.980 76.3
1827.0 0.975 76.6
1828.0 0.970 76.9
1829.0 0.965 77.2
1830.0 0.960 77.4
1831.0 0.955 77.7
1832.0 0.950 78.1
1833.0 0.945 78.4
1834.0 0.939 78.7
1835.0 0.934 79.0
1836.0 0.929 79.3
1837.0 0.923 79.6
1838.0 0.918 79.9
1839.0 0.912 80.3
1840.0 0.906 80.6
1841.0 0.901 80.9
1842.0 0.895 81.3
1843.0 0.889 81.6
1844.0 0.883 82.0
1845.0 0.877 82.3
1846.0 0.872 82.7
1847.0 0.865 83.1
1848.0 0.859 83.4
1849.0 0.853 83.8
1850.0 0.847 84.2
1851.0 0.841 84.6
1852.0 0.835 85.0
1853.0 0.828 85.4
1854.0 0.822 85.8
1855.0 0.816 86.2
1856.0 0.809 86.6
1857.0 0.802 87.0
1858.0 0.796 87.4
1859.0 0.789 87.9
1860.0 0.782 88.3
1861.0 0.776 88.8
1862.0 0.769 89.2
1863.0 0.762 89.7
1864.0 0.755 90.2
1865.0 0.748 90.7
1866.0 0.741 91.2
1867.0 0.734 91.7
1868.0 0.727 92.2
1869.0 0.720 92.7
1870.0 0.712 93.2
1871.0 0.705 93.8
1872.0 0.698 94.3
1873.0 0.690 94.9
1874.0 0.683 95.5
1875.0 0.676 96.1
1876.0 0.668 96.7
1877.0 0.660 97.3
1878.0 0.653 98.0
1879.0 0.645 98.6
1880.0 0.637 99.3
1881.0 0.630 100.0
1882.0 0.622 100.7
1883.0 0.614 101.4
1884.0 0.606 102.1
1885.0 0.598 102.9
1886.0 0.590 103.7
1887.0 0.582 104.5
1888.0 0.574 105.3
1889.0 0.566 106.1
1890.0 0.558 107.0
1891.0 0.550 107.9
1892.0 0.541 108.8
1893.0 0.533 109.8
1894.0 0.525 110.8
1895.0 0.517 111.8
1896.0 0.509 112.8
1897.0 0.500 113.9
1898.0 0.492 115.0
1899.0 0.484 116.2
1900.0 0.475 117.4
1901.0 0.467 118.6
1902.0 0.459 119.9
1903.0 0.451 121.2
1904.0 0.443 122.6
1905.0 0.434 124.0
1906.0 0.426 125.5
1907.0 0.418 127.0
1908.0 0.410 128.6
1909.0 0.402 130.3
1910.0 0.394 132.0
1911.0 0.387 133.8
1912.0 0.379 135.7
1913.0 0.372 137.7
1914.0 0.364 139.7
1915.0 0.357 141.8
1916.0 0.350 144.0
1917.0 0.343 146.3
1918.0 0.336 148.7
1919.0 0.329 151.2
1920.0 0.323 153.8
1921.0 0.317 156.4
1922.0 0.311 159.2
1923.0 0.305 162.1
1924.0 0.300 165.1
1925.0 0.295 168.2
1926.0 0.290 171.5
1927.0 0.285 174.8
1928.0 0.281 178.2
1929.0 0.277 181.8
1930.0 0.273 185.4
1931.0 0.269 189.1
1932.0 0.265 193.0
1933.0 0.262 196.9
1934.0 0.259 201.0
1935.0 0.255 205.2
1936.0 0.252 209.4
1937.0 0.249 213.8
1938.0 0.246 218.3
1939.0 0.242 222.9
1940.0 0.239 227.7
1941.0 0.235 232.6
1942.0 0.232 237.6
1943.0 0.228 242.8
1944.0 0.225 248.2
1945.0 0.223 253.6
1946.0 0.220 259.2
1947.0 0.219 264.9
1948.0 0.218 270.7
1949.0 0.219 276.4
1950.0 0.220 282.2
1951.0 0.222 287.8
1952.0 0.226 293.2
1953.0 0.230 298.5
1954.0 0.236 303.6
1955.0 0.242 308.4
1956.0 0.250 312.9
1957.0 0.258 317.2
1958.0 0.267 321.2
1959.0 0.276 324.9
1960.0 0.286 328.4
1961.0 0.296 331.6
1962.0 0.307 334.7
1963.0 0.318 337.5
1964.0 0.329 340.1
1965.0 0.340 342.6
1966.0 0.352 344.9
1967.0 0.363 347.0
1968.0 0.375 349.0
1969.0 0.387 350.9
1970.0 0.398 352.7
1971.0 0.410 354.4
1972.0 0.422 356.0
1973.0 0.433 357.5
1974.0 0.445 358.9
1975.0 0.456 0.3
1976.0 0.468 1.6
1977.0 0.479 2.8
1978.0 0.490 4.0
1979.0 0.501 5.1
1980.0 0.513 6.1
1981.0 0.524 7.2
1982.0 0.534 8.1
1983.0 0.545 9.1
1984.0 0.556 10.0
1985.0 0.567 10.9
1986.0 0.577 11.7
1987.0 0.587 12.5
1988.0 0.598 13.3
1989.0 0.608 14.1
1990.0 0.618 14.8
1991.0 0.628 15.5
1992.0 0.638 16.2
1993.0 0.647 16.8
1994.0 0.657 17.5
1995.0 0.667 18.1
1996.0 0.676 18.7
1997.0 0.685 19.3
1998.0 0.694 19.9
1999.0 0.703 20.5
2000.0 0.712 21.0
2001.0 0.721 21.5
2002.0 0.730 22.1
2003.0 0.739 22.6
2004.0 0.747 23.1
2005.0 0.756 23.6
2006.0 0.764 24.0
2007.0 0.772 24.5
2008.0 0.780 25.0
2009.0 0.788 25.4
2010.0 0.796 25.8
2011.0 0.804 26.3
2012.0 0.812 26.7
2013.0 0.820 27.1
2014.0 0.827 27.5
2015.0 0.835 27.9
2016.0 0.842 28.3
2017.0 0.849 28.7
2018.0 0.857 29.1
2019.0 0.864 29.4
2020.0 0.871 29.8
2021.0 0.878 30.2
2022.0 0.885 30.5
2023.0 0.891 30.9
2024.0 0.898 31.2
2025.0 0.905 31.5
2026.0 0.911 31.9
2027.0 0.918 32.2
2028.0 0.924 32.5
2029.0 0.930 32.8
2030.0 0.936 33.2
2031.0 0.942 33.5
2032.0 0.948 33.8
2033.0 0.954 34.1
2034.0 0.960 34.4
2035.0 0.966 34.7
2036.0 0.972 35.0
2037.0 0.977 35.3
2038.0 0.983 35.5
2039.0 0.988 35.8
2040.0 0.994 36.1
2041.0 0.999 36.4
2042.0 1.004 36.7
2043.0 1.010 36.9
2044.0 1.015 37.2
2045.0 1.020 37.5
2046.0 1.025 37.7
2047.0 1.030 38.0
2048.0 1.034 38.2
2049.0 1.039 38.5
2050.0 1.044 38.8
2051.0 1.048 39.0
2052.0 1.053 39.3
2053.0 1.057 39.5
2054.0 1.062 39.7
2055.0 1.066 40.0
2056.0 1.070 40.2
2057.0 1.075 40.5
2058.0 1.079 40.7
2059.0 1.083 40.9
2060.0 1.087 41.2
2061.0 1.091 41.4
2062.0 1.095 41.6
2063.0 1.098 41.9
2064.0 1.102 42.1
2065.0 1.106 42.3
2066.0 1.109 42.5
2067.0 1.113 42.8
2068.0 1.116 43.0
2069.0 1.120 43.2
2070.0 1.123 43.4
2071.0 1.126 43.6
2072.0 1.130 43.9
2073.0 1.133 44.1
2074.0 1.136 44.3
2075.0 1.139 44.5
2076.0 1.142 44.7
2077.0 1.145 44.9
2078.0 1.148 45.1
2079.0 1.151 45.3
2080.0 1.153 45.5
2081.0 1.156 45.7
2082.0 1.159 46.0
2083.0 1.161 46.2
2084.0 1.164 46.4
2085.0 1.166 46.6
2086.0 1.169 46.8
2087.0 1.171 47.0
2088.0 1.173 47.2
2089.0 1.176 47.4
2090.0 1.178 47.6
2091.0 1.180 47.8
2092.0 1.182 48.0
2093.0 1.184 48.2
2094.0 1.186 48.4
2095.0 1.188 48.5
2096.0 1.190 48.7
2097.0 1.191 48.9
2098.0 1.193 49.1
2099.0 1.195 49.3
2100.0 1.196 49.5
2101.0 1.198 49.7
2102.0 1.200 49.9
2103.0 1.201 50.1
2104.0 1.202 50.3
2105.0 1.204 50.5
2106.0 1.205 50.7
2107.0 1.206 50.8
2108.0 1.207 51.0
2109.0 1.209 51.2
2110.0 1.210 51.4
2111.0 1.211 51.6
2112.0 1.212 51.8
2113.0 1.213 52.0
2114.0 1.213 52.2
2115.0 1.214 52.3
2116.0 1.215 52.5
2117.0 1.216 52.7
2118.0 1.216 52.9
2119.0 1.217 53.1
2120.0 1.218 53.3
2121.0 1.218 53.5
2122.0 1.219 53.6
2123.0 1.219 53.8
2124.0 1.219 54.0
2125.0 1.220 54.2
2126.0 1.220 54.4
2127.0 1.220 54.6
2128.0 1.220 54.8
2129.0 1.220 54.9
2130.0 1.220 55.1
2131.0 1.220 55.3
2132.0 1.220 55.5
2133.0 1.220 55.7
2134.0 1.220 55.9
2135.0 1.220 56.0
2136.0 1.220 56.2
2137.0 1.219 56.4
2138.0 1.219 56.6
2139.0 1.219 56.8
2140.0 1.218 57.0
2141.0 1.218 57.2
2142.0 1.217 57.3
2143.0 1.217 57.5
2144.0 1.216 57.7
2145.0 1.215 57.9
2146.0 1.214 58.1
2147.0 1.214 58.3
2148.0 1.213 58.5
2149.0 1.212 58.6
2150.0 1.211 58.8
2151.0 1.210 59.0
2152.0 1.209 59.2
2153.0 1.208 59.4
2154.0 1.207 59.6
2155.0 1.206 59.8
2156.0 1.204 60.0
2157.0 1.203 60.1
2158.0 1.202 60.3
2159.0 1.200 60.5
2160.0 1.199 60.7
2161.0 1.197 60.9
2162.0 1.196 61.1
2163.0 1.194 61.3
2164.0 1.193 61.5
2165.0 1.191 61.7
2166.0 1.189 61.9
2167.0 1.187 62.1
2168.0 1.186 62.3
2169.0 1.184 62.5
2170.0 1.182 62.7
2171.0 1.180 62.9
2172.0 1.178 63.1
2173.0 1.176 63.3
2174.0 1.174 63.5
2175.0 1.171 63.7
2176.0 1.169 63.9
2177.0 1.167 64.1
2178.0 1.165 64.3
2179.0 1.162 64.5
2180.0 1.160 64.7
2181.0 1.157 64.9
2182.0 1.155 65.1
2183.0 1.152 65.3
2184.0 1.150 65.5
2185.0 1.147 65.7
2186.0 1.144 65.9
2187.0 1.142 66.1
2188.0 1.139 66.3
2189.0 1.136 66.5
2190.0 1.133 66.8
2191.0 1.130 67.0
2192.0 1.127 67.2
2193.0 1.124 67.4
2194.0 1.121 67.6
2195.0 1.118 67.8
2196.0 1.114 68.1
2197.0 1.111 68.3
2198.0 1.108 68.5
2199.0 1.105 68.7
2200.0 1.101 69.0
2201.0 1.098 69.2
2202.0 1.094 69.4
2203.0 1.091 69.6
2204.0 1.087 69.9
2205.0 1.083 70.1
2206.0 1.080 70.3
2207.0 1.076 70.6
2208.0 1.072 70.8
2209.0 1.068 71.1
2210.0 1.064 71.3
2211.0 1.060 71.5
2212.0 1.056 71.8
2213.0 1.052 72.0
2214.0 1.048 72.3
2215.0 1.044 72.5
2216.0 1.040 72.8
2217.0 1.036 73.0
2218.0 1.031 73.3
2219.0 1.027 73.6
2220.0 1.022 73.8
2221.0 1.018 74.1
2222.0 1.013 74.3
2223.0 1.009 74.6
2224.0 1.004 74.9
2225.0 1.000 75.2
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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