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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:26:38
WDS:
A670
WDS ID/Discoverer
P:
281.100
Orbital period (years)
a:
0.557
Semi-major axis (arcseconds)
i:
72.9
Inclination (degrees)
Ω:
3.8
Longitude of ascending node (degrees)
T:
1988.319
Epoch of periastron passage (year)
e:
0.753
Eccentricity
ω:
30.6
Longitude of periastron (degrees)
Start-Year:
1885.0
Year
End-Year:
2165.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
063155.31-093811.8
Epoch-2000 right ascension and declination
WDS-ID:
06319-0938
WDS designation
Discoverer Code:
A670
Discover designation and components
ADS number:
5172
Aitken Double Star catalog
HD number:
46244
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
8.6
Magnitude of the primary
V2:
9.1
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2023
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 0.549 180.7
-------------------------
1885.0 0.722 198.2
1886.0 0.717 198.4
1887.0 0.712 198.5
1888.0 0.707 198.7
1889.0 0.702 198.8
1890.0 0.696 199.0
1891.0 0.691 199.1
1892.0 0.686 199.3
1893.0 0.680 199.5
1894.0 0.675 199.6
1895.0 0.669 199.8
1896.0 0.664 200.0
1897.0 0.658 200.2
1898.0 0.652 200.3
1899.0 0.646 200.5
1900.0 0.640 200.7
1901.0 0.634 200.9
1902.0 0.628 201.1
1903.0 0.622 201.3
1904.0 0.616 201.5
1905.0 0.609 201.7
1906.0 0.603 201.9
1907.0 0.596 202.1
1908.0 0.590 202.3
1909.0 0.583 202.6
1910.0 0.577 202.8
1911.0 0.570 203.0
1912.0 0.563 203.3
1913.0 0.556 203.5
1914.0 0.549 203.7
1915.0 0.542 204.0
1916.0 0.535 204.3
1917.0 0.528 204.5
1918.0 0.520 204.8
1919.0 0.513 205.1
1920.0 0.505 205.4
1921.0 0.498 205.7
1922.0 0.490 206.0
1923.0 0.483 206.4
1924.0 0.475 206.7
1925.0 0.467 207.0
1926.0 0.459 207.4
1927.0 0.451 207.8
1928.0 0.443 208.2
1929.0 0.435 208.6
1930.0 0.427 209.0
1931.0 0.419 209.4
1932.0 0.410 209.8
1933.0 0.402 210.3
1934.0 0.393 210.8
1935.0 0.385 211.3
1936.0 0.376 211.8
1937.0 0.367 212.4
1938.0 0.359 213.0
1939.0 0.350 213.6
1940.0 0.341 214.2
1941.0 0.332 214.9
1942.0 0.323 215.6
1943.0 0.314 216.4
1944.0 0.305 217.2
1945.0 0.296 218.0
1946.0 0.287 218.9
1947.0 0.277 219.9
1948.0 0.268 220.9
1949.0 0.259 222.1
1950.0 0.250 223.2
1951.0 0.240 224.5
1952.0 0.231 225.9
1953.0 0.222 227.4
1954.0 0.213 229.0
1955.0 0.204 230.8
1956.0 0.195 232.7
1957.0 0.186 234.9
1958.0 0.177 237.2
1959.0 0.169 239.8
1960.0 0.160 242.6
1961.0 0.152 245.8
1962.0 0.145 249.3
1963.0 0.138 253.1
1964.0 0.131 257.4
1965.0 0.125 262.1
1966.0 0.120 267.2
1967.0 0.116 272.8
1968.0 0.112 278.7
1969.0 0.110 284.9
1970.0 0.109 291.3
1971.0 0.109 297.8
1972.0 0.111 304.1
1973.0 0.113 310.3
1974.0 0.116 316.2
1975.0 0.120 321.7
1976.0 0.125 326.8
1977.0 0.130 331.5
1978.0 0.135 335.9
1979.0 0.140 339.9
1980.0 0.145 343.7
1981.0 0.150 347.2
1982.0 0.153 350.6
1983.0 0.155 353.8
1984.0 0.155 357.1
1985.0 0.152 0.3
1986.0 0.146 3.8
1987.0 0.137 7.6
1988.0 0.125 12.0
1989.0 0.109 17.6
1990.0 0.091 25.3
1991.0 0.073 36.8
1992.0 0.058 55.1
1993.0 0.051 82.0
1994.0 0.056 110.3
1995.0 0.070 130.4
1996.0 0.089 142.9
1997.0 0.110 150.8
1998.0 0.131 156.2
1999.0 0.152 160.0
2000.0 0.173 162.9
2001.0 0.194 165.2
2002.0 0.214 167.0
2003.0 0.234 168.6
2004.0 0.253 169.9
2005.0 0.271 171.0
2006.0 0.289 172.0
2007.0 0.307 172.8
2008.0 0.323 173.6
2009.0 0.340 174.3
2010.0 0.356 175.0
2011.0 0.371 175.5
2012.0 0.386 176.1
2013.0 0.401 176.6
2014.0 0.415 177.0
2015.0 0.429 177.5
2016.0 0.443 177.9
2017.0 0.456 178.2
2018.0 0.468 178.6
2019.0 0.481 178.9
2020.0 0.493 179.3
2021.0 0.505 179.6
2022.0 0.516 179.9
2023.0 0.528 180.2
2024.0 0.539 180.4
2025.0 0.549 180.7
2026.0 0.560 180.9
2027.0 0.570 181.2
2028.0 0.580 181.4
2029.0 0.590 181.6
2030.0 0.599 181.9
2031.0 0.608 182.1
2032.0 0.617 182.3
2033.0 0.626 182.5
2034.0 0.635 182.7
2035.0 0.643 182.9
2036.0 0.651 183.0
2037.0 0.659 183.2
2038.0 0.667 183.4
2039.0 0.675 183.6
2040.0 0.682 183.7
2041.0 0.689 183.9
2042.0 0.696 184.1
2043.0 0.703 184.2
2044.0 0.710 184.4
2045.0 0.717 184.5
2046.0 0.723 184.7
2047.0 0.729 184.8
2048.0 0.735 184.9
2049.0 0.741 185.1
2050.0 0.747 185.2
2051.0 0.753 185.4
2052.0 0.758 185.5
2053.0 0.764 185.6
2054.0 0.769 185.8
2055.0 0.774 185.9
2056.0 0.779 186.0
2057.0 0.783 186.1
2058.0 0.788 186.3
2059.0 0.793 186.4
2060.0 0.797 186.5
2061.0 0.801 186.6
2062.0 0.805 186.8
2063.0 0.809 186.9
2064.0 0.813 187.0
2065.0 0.817 187.1
2066.0 0.821 187.2
2067.0 0.824 187.3
2068.0 0.828 187.4
2069.0 0.831 187.6
2070.0 0.834 187.7
2071.0 0.837 187.8
2072.0 0.840 187.9
2073.0 0.843 188.0
2074.0 0.846 188.1
2075.0 0.848 188.2
2076.0 0.851 188.3
2077.0 0.853 188.4
2078.0 0.856 188.5
2079.0 0.858 188.6
2080.0 0.860 188.7
2081.0 0.862 188.8
2082.0 0.864 188.9
2083.0 0.866 189.0
2084.0 0.867 189.2
2085.0 0.869 189.3
2086.0 0.871 189.4
2087.0 0.872 189.5
2088.0 0.873 189.6
2089.0 0.874 189.7
2090.0 0.876 189.8
2091.0 0.877 189.9
2092.0 0.878 190.0
2093.0 0.878 190.1
2094.0 0.879 190.2
2095.0 0.880 190.3
2096.0 0.880 190.4
2097.0 0.881 190.5
2098.0 0.881 190.6
2099.0 0.882 190.7
2100.0 0.882 190.8
2101.0 0.882 190.9
2102.0 0.882 191.0
2103.0 0.882 191.0
2104.0 0.882 191.1
2105.0 0.882 191.2
2106.0 0.882 191.3
2107.0 0.881 191.4
2108.0 0.881 191.5
2109.0 0.880 191.6
2110.0 0.880 191.7
2111.0 0.879 191.8
2112.0 0.878 191.9
2113.0 0.877 192.0
2114.0 0.876 192.1
2115.0 0.875 192.2
2116.0 0.874 192.3
2117.0 0.873 192.4
2118.0 0.872 192.5
2119.0 0.870 192.6
2120.0 0.869 192.7
2121.0 0.868 192.8
2122.0 0.866 193.0
2123.0 0.864 193.1
2124.0 0.863 193.2
2125.0 0.861 193.3
2126.0 0.859 193.4
2127.0 0.857 193.5
2128.0 0.855 193.6
2129.0 0.853 193.7
2130.0 0.851 193.8
2131.0 0.848 193.9
2132.0 0.846 194.0
2133.0 0.844 194.1
2134.0 0.841 194.2
2135.0 0.839 194.3
2136.0 0.836 194.4
2137.0 0.833 194.5
2138.0 0.830 194.7
2139.0 0.827 194.8
2140.0 0.825 194.9
2141.0 0.822 195.0
2142.0 0.818 195.1
2143.0 0.815 195.2
2144.0 0.812 195.3
2145.0 0.809 195.5
2146.0 0.805 195.6
2147.0 0.802 195.7
2148.0 0.798 195.8
2149.0 0.795 195.9
2150.0 0.791 196.1
2151.0 0.787 196.2
2152.0 0.784 196.3
2153.0 0.780 196.4
2154.0 0.776 196.6
2155.0 0.772 196.7
2156.0 0.767 196.8
2157.0 0.763 196.9
2158.0 0.759 197.1
2159.0 0.755 197.2
2160.0 0.750 197.3
2161.0 0.746 197.5
2162.0 0.741 197.6
2163.0 0.737 197.8
2164.0 0.732 197.9
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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