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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:56:19
WDS:
KUI47
WDS ID/Discoverer
P:
236.332
Orbital period (years)
a:
1.91216
Semi-major axis (arcseconds)
i:
52.428
Inclination (degrees)
Ω:
16.417
Longitude of ascending node (degrees)
T:
1955.243
Epoch of periastron passage (year)
e:
0.94664
Eccentricity
ω:
288.009
Longitude of periastron (degrees)
Start-Year:
1907.0
Year
End-Year:
2143.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
101058.77+750828.5
Epoch-2000 right ascension and declination
WDS-ID:
10110+7508
WDS designation
Discoverer Code:
KUI47
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
.
HD catalog number
Hipparcos number:
49868
Hipparcos catalog number
V1:
10.32
Magnitude of the primary
V2:
10.39
Magnitude of the secondary
Equinox:
Equinox
Date:
2015
Date of last observation
Orbit grade:
5
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 2.083 124.5
-------------------------
1907.0 2.034 148.5
1908.0 2.018 148.8
1909.0 2.001 149.1
1910.0 1.984 149.3
1911.0 1.966 149.6
1912.0 1.948 149.9
1913.0 1.930 150.2
1914.0 1.911 150.5
1915.0 1.891 150.8
1916.0 1.871 151.1
1917.0 1.851 151.4
1918.0 1.830 151.7
1919.0 1.808 152.1
1920.0 1.786 152.4
1921.0 1.764 152.8
1922.0 1.741 153.1
1923.0 1.717 153.5
1924.0 1.692 153.9
1925.0 1.667 154.3
1926.0 1.641 154.7
1927.0 1.615 155.1
1928.0 1.588 155.5
1929.0 1.560 155.9
1930.0 1.531 156.4
1931.0 1.501 156.9
1932.0 1.471 157.4
1933.0 1.439 157.9
1934.0 1.407 158.4
1935.0 1.373 159.0
1936.0 1.338 159.6
1937.0 1.302 160.2
1938.0 1.265 160.9
1939.0 1.227 161.6
1940.0 1.187 162.3
1941.0 1.145 163.1
1942.0 1.101 164.0
1943.0 1.056 164.9
1944.0 1.008 166.0
1945.0 0.958 167.1
1946.0 0.905 168.4
1947.0 0.849 169.8
1948.0 0.789 171.4
1949.0 0.724 173.3
1950.0 0.654 175.6
1951.0 0.576 178.6
1952.0 0.487 182.4
1953.0 0.384 188.2
1954.0 0.254 199.3
1955.0 0.077 254.6
1956.0 0.180 24.2
1957.0 0.276 45.6
1958.0 0.347 56.9
1959.0 0.408 64.6
1960.0 0.463 70.4
1961.0 0.514 75.0
1962.0 0.563 78.8
1963.0 0.609 82.0
1964.0 0.653 84.7
1965.0 0.695 87.1
1966.0 0.736 89.3
1967.0 0.775 91.2
1968.0 0.813 92.9
1969.0 0.850 94.5
1970.0 0.886 96.0
1971.0 0.921 97.3
1972.0 0.956 98.6
1973.0 0.989 99.7
1974.0 1.022 100.8
1975.0 1.054 101.8
1976.0 1.085 102.8
1977.0 1.115 103.7
1978.0 1.145 104.5
1979.0 1.174 105.3
1980.0 1.203 106.1
1981.0 1.231 106.9
1982.0 1.259 107.6
1983.0 1.286 108.2
1984.0 1.312 108.9
1985.0 1.338 109.5
1986.0 1.364 110.1
1987.0 1.389 110.7
1988.0 1.413 111.2
1989.0 1.438 111.8
1990.0 1.461 112.3
1991.0 1.485 112.8
1992.0 1.508 113.3
1993.0 1.530 113.8
1994.0 1.553 114.2
1995.0 1.574 114.7
1996.0 1.596 115.1
1997.0 1.617 115.5
1998.0 1.638 116.0
1999.0 1.658 116.4
2000.0 1.678 116.8
2001.0 1.698 117.1
2002.0 1.717 117.5
2003.0 1.736 117.9
2004.0 1.755 118.2
2005.0 1.774 118.6
2006.0 1.792 118.9
2007.0 1.809 119.3
2008.0 1.827 119.6
2009.0 1.844 119.9
2010.0 1.861 120.2
2011.0 1.878 120.6
2012.0 1.894 120.9
2013.0 1.910 121.2
2014.0 1.926 121.5
2015.0 1.942 121.8
2016.0 1.957 122.0
2017.0 1.972 122.3
2018.0 1.987 122.6
2019.0 2.001 122.9
2020.0 2.016 123.2
2021.0 2.030 123.4
2022.0 2.043 123.7
2023.0 2.057 123.9
2024.0 2.070 124.2
2025.0 2.083 124.5
2026.0 2.096 124.7
2027.0 2.108 125.0
2028.0 2.121 125.2
2029.0 2.133 125.4
2030.0 2.145 125.7
2031.0 2.156 125.9
2032.0 2.168 126.2
2033.0 2.179 126.4
2034.0 2.190 126.6
2035.0 2.200 126.8
2036.0 2.211 127.1
2037.0 2.221 127.3
2038.0 2.231 127.5
2039.0 2.241 127.7
2040.0 2.250 127.9
2041.0 2.259 128.2
2042.0 2.269 128.4
2043.0 2.277 128.6
2044.0 2.286 128.8
2045.0 2.295 129.0
2046.0 2.303 129.2
2047.0 2.311 129.4
2048.0 2.319 129.6
2049.0 2.326 129.8
2050.0 2.334 130.0
2051.0 2.341 130.2
2052.0 2.348 130.4
2053.0 2.354 130.6
2054.0 2.361 130.8
2055.0 2.367 131.0
2056.0 2.373 131.2
2057.0 2.379 131.4
2058.0 2.385 131.6
2059.0 2.390 131.8
2060.0 2.396 132.0
2061.0 2.401 132.2
2062.0 2.406 132.4
2063.0 2.410 132.6
2064.0 2.415 132.7
2065.0 2.419 132.9
2066.0 2.423 133.1
2067.0 2.427 133.3
2068.0 2.430 133.5
2069.0 2.434 133.7
2070.0 2.437 133.9
2071.0 2.440 134.0
2072.0 2.443 134.2
2073.0 2.445 134.4
2074.0 2.447 134.6
2075.0 2.450 134.8
2076.0 2.452 135.0
2077.0 2.453 135.1
2078.0 2.455 135.3
2079.0 2.456 135.5
2080.0 2.457 135.7
2081.0 2.458 135.9
2082.0 2.459 136.0
2083.0 2.459 136.2
2084.0 2.459 136.4
2085.0 2.459 136.6
2086.0 2.459 136.8
2087.0 2.459 136.9
2088.0 2.458 137.1
2089.0 2.457 137.3
2090.0 2.456 137.5
2091.0 2.455 137.7
2092.0 2.453 137.9
2093.0 2.452 138.0
2094.0 2.450 138.2
2095.0 2.448 138.4
2096.0 2.445 138.6
2097.0 2.442 138.8
2098.0 2.440 139.0
2099.0 2.437 139.1
2100.0 2.433 139.3
2101.0 2.430 139.5
2102.0 2.426 139.7
2103.0 2.422 139.9
2104.0 2.418 140.1
2105.0 2.413 140.3
2106.0 2.408 140.4
2107.0 2.403 140.6
2108.0 2.398 140.8
2109.0 2.393 141.0
2110.0 2.387 141.2
2111.0 2.381 141.4
2112.0 2.375 141.6
2113.0 2.368 141.8
2114.0 2.362 142.0
2115.0 2.355 142.2
2116.0 2.347 142.4
2117.0 2.340 142.6
2118.0 2.332 142.8
2119.0 2.324 143.0
2120.0 2.316 143.2
2121.0 2.307 143.4
2122.0 2.298 143.6
2123.0 2.289 143.8
2124.0 2.280 144.0
2125.0 2.270 144.2
2126.0 2.260 144.4
2127.0 2.249 144.6
2128.0 2.239 144.9
2129.0 2.228 145.1
2130.0 2.217 145.3
2131.0 2.205 145.5
2132.0 2.193 145.8
2133.0 2.181 146.0
2134.0 2.168 146.2
2135.0 2.155 146.5
2136.0 2.142 146.7
2137.0 2.129 146.9
2138.0 2.115 147.2
2139.0 2.100 147.4
2140.0 2.086 147.7
2141.0 2.071 147.9
2142.0 2.055 148.2
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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