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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:37:37
WDS:
KUI72
WDS ID/Discoverer
P:
381.023
Orbital period (years)
a:
3.89812
Semi-major axis (arcseconds)
i:
96.801
Inclination (degrees)
Ω:
125.352
Longitude of ascending node (degrees)
T:
2016.793
Epoch of periastron passage (year)
e:
0.60981
Eccentricity
ω:
65.661
Longitude of periastron (degrees)
Start-Year:
1835.0
Year
End-Year:
2215.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
161955.24+394230.9
Epoch-2000 right ascension and declination
WDS-ID:
16199+3943
WDS designation
Discoverer Code:
KUI72
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
147365
HD catalog number
Hipparcos number:
80008
Hipparcos catalog number
V1:
5.50
Magnitude of the primary
V2:
10.00
Magnitude of the secondary
Equinox:
Equinox
Date:
1997
Date of last observation
Orbit grade:
5
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 0.438 331.1
-------------------------
1835.0 2.428 288.9
1836.0 2.400 288.6
1837.0 2.371 288.4
1838.0 2.342 288.2
1839.0 2.313 287.9
1840.0 2.284 287.7
1841.0 2.254 287.4
1842.0 2.225 287.1
1843.0 2.196 286.9
1844.0 2.166 286.6
1845.0 2.136 286.3
1846.0 2.107 286.0
1847.0 2.077 285.7
1848.0 2.047 285.4
1849.0 2.017 285.0
1850.0 1.987 284.7
1851.0 1.957 284.3
1852.0 1.927 284.0
1853.0 1.896 283.6
1854.0 1.866 283.2
1855.0 1.836 282.8
1856.0 1.805 282.4
1857.0 1.775 282.0
1858.0 1.745 281.6
1859.0 1.714 281.1
1860.0 1.684 280.7
1861.0 1.653 280.2
1862.0 1.623 279.7
1863.0 1.593 279.2
1864.0 1.562 278.6
1865.0 1.532 278.1
1866.0 1.501 277.5
1867.0 1.471 276.9
1868.0 1.441 276.2
1869.0 1.411 275.6
1870.0 1.381 274.9
1871.0 1.351 274.1
1872.0 1.321 273.4
1873.0 1.292 272.6
1874.0 1.262 271.8
1875.0 1.233 270.9
1876.0 1.204 270.0
1877.0 1.175 269.0
1878.0 1.146 268.0
1879.0 1.118 267.0
1880.0 1.090 265.9
1881.0 1.062 264.7
1882.0 1.035 263.5
1883.0 1.008 262.2
1884.0 0.982 260.8
1885.0 0.956 259.4
1886.0 0.930 257.9
1887.0 0.906 256.3
1888.0 0.882 254.6
1889.0 0.858 252.8
1890.0 0.836 250.9
1891.0 0.814 249.0
1892.0 0.793 246.9
1893.0 0.774 244.7
1894.0 0.755 242.4
1895.0 0.738 240.0
1896.0 0.722 237.4
1897.0 0.707 234.8
1898.0 0.694 232.0
1899.0 0.683 229.2
1900.0 0.673 226.3
1901.0 0.665 223.3
1902.0 0.658 220.2
1903.0 0.654 217.0
1904.0 0.652 213.9
1905.0 0.651 210.7
1906.0 0.652 207.5
1907.0 0.656 204.4
1908.0 0.661 201.3
1909.0 0.668 198.2
1910.0 0.677 195.2
1911.0 0.687 192.3
1912.0 0.700 189.5
1913.0 0.713 186.8
1914.0 0.729 184.2
1915.0 0.745 181.8
1916.0 0.763 179.4
1917.0 0.782 177.1
1918.0 0.802 175.0
1919.0 0.823 172.9
1920.0 0.845 171.0
1921.0 0.867 169.1
1922.0 0.891 167.4
1923.0 0.915 165.7
1924.0 0.940 164.2
1925.0 0.965 162.7
1926.0 0.991 161.3
1927.0 1.017 159.9
1928.0 1.044 158.7
1929.0 1.070 157.5
1930.0 1.098 156.3
1931.0 1.125 155.2
1932.0 1.153 154.2
1933.0 1.181 153.2
1934.0 1.209 152.3
1935.0 1.237 151.4
1936.0 1.266 150.5
1937.0 1.294 149.7
1938.0 1.322 148.9
1939.0 1.351 148.1
1940.0 1.379 147.4
1941.0 1.408 146.7
1942.0 1.436 146.1
1943.0 1.465 145.4
1944.0 1.493 144.8
1945.0 1.521 144.2
1946.0 1.549 143.6
1947.0 1.577 143.1
1948.0 1.605 142.5
1949.0 1.632 142.0
1950.0 1.659 141.5
1951.0 1.686 141.1
1952.0 1.713 140.6
1953.0 1.740 140.1
1954.0 1.766 139.7
1955.0 1.792 139.3
1956.0 1.817 138.9
1957.0 1.842 138.5
1958.0 1.867 138.1
1959.0 1.892 137.7
1960.0 1.915 137.3
1961.0 1.939 136.9
1962.0 1.962 136.6
1963.0 1.984 136.2
1964.0 2.006 135.9
1965.0 2.028 135.6
1966.0 2.048 135.3
1967.0 2.068 134.9
1968.0 2.088 134.6
1969.0 2.106 134.3
1970.0 2.124 134.0
1971.0 2.141 133.7
1972.0 2.158 133.4
1973.0 2.173 133.1
1974.0 2.187 132.9
1975.0 2.201 132.6
1976.0 2.213 132.3
1977.0 2.225 132.0
1978.0 2.235 131.8
1979.0 2.244 131.5
1980.0 2.252 131.2
1981.0 2.258 131.0
1982.0 2.263 130.7
1983.0 2.266 130.4
1984.0 2.268 130.2
1985.0 2.269 129.9
1986.0 2.267 129.6
1987.0 2.264 129.4
1988.0 2.258 129.1
1989.0 2.251 128.9
1990.0 2.241 128.6
1991.0 2.229 128.3
1992.0 2.215 128.0
1993.0 2.198 127.8
1994.0 2.178 127.5
1995.0 2.155 127.2
1996.0 2.130 126.9
1997.0 2.101 126.6
1998.0 2.068 126.3
1999.0 2.032 126.0
2000.0 1.993 125.6
2001.0 1.949 125.3
2002.0 1.901 124.9
2003.0 1.849 124.5
2004.0 1.792 124.1
2005.0 1.731 123.7
2006.0 1.664 123.2
2007.0 1.593 122.7
2008.0 1.517 122.2
2009.0 1.436 121.6
2010.0 1.349 120.9
2011.0 1.258 120.1
2012.0 1.162 119.1
2013.0 1.061 118.1
2014.0 0.957 116.7
2015.0 0.849 115.1
2016.0 0.738 112.9
2017.0 0.624 110.0
2018.0 0.511 105.8
2019.0 0.399 99.2
2020.0 0.295 87.7
2021.0 0.213 65.8
2022.0 0.188 29.8
2023.0 0.237 358.0
2024.0 0.330 340.5
2025.0 0.438 331.1
2026.0 0.551 325.5
2027.0 0.666 321.9
2028.0 0.781 319.3
2029.0 0.894 317.3
2030.0 1.006 315.8
2031.0 1.116 314.6
2032.0 1.224 313.7
2033.0 1.329 312.8
2034.0 1.432 312.1
2035.0 1.532 311.5
2036.0 1.629 311.0
2037.0 1.724 310.5
2038.0 1.815 310.1
2039.0 1.905 309.7
2040.0 1.991 309.3
2041.0 2.076 309.0
2042.0 2.157 308.7
2043.0 2.236 308.4
2044.0 2.313 308.1
2045.0 2.388 307.9
2046.0 2.460 307.7
2047.0 2.530 307.5
2048.0 2.598 307.3
2049.0 2.663 307.1
2050.0 2.727 306.9
2051.0 2.788 306.7
2052.0 2.848 306.5
2053.0 2.906 306.4
2054.0 2.962 306.2
2055.0 3.016 306.1
2056.0 3.069 305.9
2057.0 3.120 305.8
2058.0 3.169 305.6
2059.0 3.216 305.5
2060.0 3.262 305.4
2061.0 3.307 305.2
2062.0 3.350 305.1
2063.0 3.392 305.0
2064.0 3.432 304.9
2065.0 3.471 304.8
2066.0 3.509 304.7
2067.0 3.545 304.6
2068.0 3.580 304.5
2069.0 3.614 304.4
2070.0 3.647 304.2
2071.0 3.679 304.1
2072.0 3.709 304.0
2073.0 3.739 304.0
2074.0 3.767 303.9
2075.0 3.794 303.8
2076.0 3.820 303.7
2077.0 3.846 303.6
2078.0 3.870 303.5
2079.0 3.893 303.4
2080.0 3.916 303.3
2081.0 3.937 303.2
2082.0 3.958 303.1
2083.0 3.977 303.1
2084.0 3.996 303.0
2085.0 4.014 302.9
2086.0 4.031 302.8
2087.0 4.048 302.7
2088.0 4.063 302.6
2089.0 4.078 302.6
2090.0 4.092 302.5
2091.0 4.105 302.4
2092.0 4.118 302.3
2093.0 4.130 302.2
2094.0 4.141 302.2
2095.0 4.151 302.1
2096.0 4.161 302.0
2097.0 4.170 301.9
2098.0 4.179 301.8
2099.0 4.186 301.8
2100.0 4.194 301.7
2101.0 4.200 301.6
2102.0 4.206 301.5
2103.0 4.211 301.5
2104.0 4.216 301.4
2105.0 4.220 301.3
2106.0 4.224 301.2
2107.0 4.227 301.2
2108.0 4.229 301.1
2109.0 4.231 301.0
2110.0 4.233 300.9
2111.0 4.234 300.9
2112.0 4.234 300.8
2113.0 4.234 300.7
2114.0 4.233 300.6
2115.0 4.232 300.6
2116.0 4.231 300.5
2117.0 4.229 300.4
2118.0 4.226 300.3
2119.0 4.223 300.3
2120.0 4.219 300.2
2121.0 4.216 300.1
2122.0 4.211 300.0
2123.0 4.206 300.0
2124.0 4.201 299.9
2125.0 4.195 299.8
2126.0 4.189 299.7
2127.0 4.183 299.6
2128.0 4.176 299.6
2129.0 4.168 299.5
2130.0 4.161 299.4
2131.0 4.153 299.3
2132.0 4.144 299.3
2133.0 4.135 299.2
2134.0 4.126 299.1
2135.0 4.116 299.0
2136.0 4.106 298.9
2137.0 4.096 298.9
2138.0 4.085 298.8
2139.0 4.074 298.7
2140.0 4.063 298.6
2141.0 4.051 298.5
2142.0 4.039 298.5
2143.0 4.026 298.4
2144.0 4.013 298.3
2145.0 4.000 298.2
2146.0 3.987 298.1
2147.0 3.973 298.0
2148.0 3.959 297.9
2149.0 3.945 297.9
2150.0 3.930 297.8
2151.0 3.915 297.7
2152.0 3.900 297.6
2153.0 3.884 297.5
2154.0 3.868 297.4
2155.0 3.852 297.3
2156.0 3.835 297.2
2157.0 3.819 297.1
2158.0 3.802 297.1
2159.0 3.784 297.0
2160.0 3.767 296.9
2161.0 3.749 296.8
2162.0 3.731 296.7
2163.0 3.712 296.6
2164.0 3.694 296.5
2165.0 3.675 296.4
2166.0 3.655 296.3
2167.0 3.636 296.2
2168.0 3.616 296.1
2169.0 3.596 296.0
2170.0 3.576 295.9
2171.0 3.556 295.8
2172.0 3.535 295.7
2173.0 3.514 295.5
2174.0 3.493 295.4
2175.0 3.472 295.3
2176.0 3.450 295.2
2177.0 3.428 295.1
2178.0 3.406 295.0
2179.0 3.384 294.9
2180.0 3.361 294.7
2181.0 3.339 294.6
2182.0 3.316 294.5
2183.0 3.293 294.4
2184.0 3.269 294.3
2185.0 3.246 294.1
2186.0 3.222 294.0
2187.0 3.198 293.9
2188.0 3.174 293.7
2189.0 3.150 293.6
2190.0 3.125 293.5
2191.0 3.101 293.3
2192.0 3.076 293.2
2193.0 3.051 293.0
2194.0 3.025 292.9
2195.0 3.000 292.7
2196.0 2.974 292.6
2197.0 2.949 292.4
2198.0 2.923 292.3
2199.0 2.897 292.1
2200.0 2.870 292.0
2201.0 2.844 291.8
2202.0 2.817 291.6
2203.0 2.790 291.5
2204.0 2.763 291.3
2205.0 2.736 291.1
2206.0 2.709 290.9
2207.0 2.682 290.7
2208.0 2.654 290.5
2209.0 2.627 290.4
2210.0 2.599 290.2
2211.0 2.571 290.0
2212.0 2.543 289.8
2213.0 2.514 289.5
2214.0 2.486 289.3
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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