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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:21:19
WDS:
B263AB
WDS ID/Discoverer
P:
205.900
Orbital period (years)
a:
0.597
Semi-major axis (arcseconds)
i:
48.8
Inclination (degrees)
Ω:
19.8
Longitude of ascending node (degrees)
T:
2011.840
Epoch of periastron passage (year)
e:
0.533
Eccentricity
ω:
65.5
Longitude of periastron (degrees)
Start-Year:
1923.0
Year
End-Year:
2127.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
140227.50-243952.6
Epoch-2000 right ascension and declination
WDS-ID:
14025-2440
WDS designation
Discoverer Code:
B263AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
122445
HD catalog number
Hipparcos number:
68587
Hipparcos catalog number
V1:
8.42
Magnitude of the primary
V2:
10.59
Magnitude of the secondary
Equinox:
Equinox
Date:
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 0.320 169.5
-------------------------
1923.0 0.622 266.9
1924.0 0.618 267.8
1925.0 0.615 268.7
1926.0 0.612 269.7
1927.0 0.608 270.6
1928.0 0.605 271.5
1929.0 0.601 272.5
1930.0 0.598 273.5
1931.0 0.594 274.4
1932.0 0.591 275.4
1933.0 0.587 276.4
1934.0 0.584 277.4
1935.0 0.581 278.5
1936.0 0.577 279.5
1937.0 0.574 280.5
1938.0 0.571 281.6
1939.0 0.567 282.7
1940.0 0.564 283.8
1941.0 0.561 284.9
1942.0 0.557 286.0
1943.0 0.554 287.1
1944.0 0.551 288.2
1945.0 0.548 289.4
1946.0 0.545 290.6
1947.0 0.542 291.7
1948.0 0.538 292.9
1949.0 0.535 294.1
1950.0 0.533 295.3
1951.0 0.530 296.6
1952.0 0.527 297.8
1953.0 0.524 299.1
1954.0 0.521 300.4
1955.0 0.518 301.6
1956.0 0.516 302.9
1957.0 0.513 304.3
1958.0 0.510 305.6
1959.0 0.508 306.9
1960.0 0.505 308.3
1961.0 0.503 309.6
1962.0 0.500 311.0
1963.0 0.498 312.4
1964.0 0.495 313.8
1965.0 0.493 315.2
1966.0 0.491 316.7
1967.0 0.489 318.1
1968.0 0.486 319.6
1969.0 0.484 321.1
1970.0 0.482 322.6
1971.0 0.480 324.1
1972.0 0.477 325.6
1973.0 0.475 327.1
1974.0 0.473 328.7
1975.0 0.471 330.2
1976.0 0.468 331.8
1977.0 0.466 333.4
1978.0 0.464 335.0
1979.0 0.461 336.6
1980.0 0.459 338.2
1981.0 0.456 339.9
1982.0 0.453 341.6
1983.0 0.451 343.3
1984.0 0.448 345.0
1985.0 0.444 346.8
1986.0 0.441 348.5
1987.0 0.437 350.3
1988.0 0.433 352.2
1989.0 0.429 354.0
1990.0 0.425 355.9
1991.0 0.420 357.9
1992.0 0.415 359.9
1993.0 0.409 1.9
1994.0 0.403 4.0
1995.0 0.397 6.2
1996.0 0.390 8.4
1997.0 0.382 10.8
1998.0 0.374 13.2
1999.0 0.365 15.7
2000.0 0.355 18.4
2001.0 0.345 21.3
2002.0 0.333 24.3
2003.0 0.321 27.5
2004.0 0.309 31.0
2005.0 0.295 34.8
2006.0 0.281 39.0
2007.0 0.267 43.6
2008.0 0.252 48.8
2009.0 0.238 54.5
2010.0 0.225 61.0
2011.0 0.212 68.3
2012.0 0.202 76.5
2013.0 0.194 85.4
2014.0 0.189 94.9
2015.0 0.188 104.6
2016.0 0.191 114.3
2017.0 0.198 123.5
2018.0 0.208 131.9
2019.0 0.220 139.5
2020.0 0.235 146.2
2021.0 0.251 152.1
2022.0 0.268 157.3
2023.0 0.285 161.9
2024.0 0.302 165.9
2025.0 0.320 169.5
2026.0 0.338 172.7
2027.0 0.355 175.6
2028.0 0.372 178.2
2029.0 0.388 180.6
2030.0 0.404 182.8
2031.0 0.420 184.9
2032.0 0.435 186.8
2033.0 0.449 188.6
2034.0 0.463 190.2
2035.0 0.477 191.8
2036.0 0.490 193.3
2037.0 0.503 194.7
2038.0 0.515 196.0
2039.0 0.526 197.3
2040.0 0.537 198.6
2041.0 0.548 199.7
2042.0 0.558 200.9
2043.0 0.568 202.0
2044.0 0.578 203.0
2045.0 0.587 204.0
2046.0 0.595 205.0
2047.0 0.603 206.0
2048.0 0.611 207.0
2049.0 0.619 207.9
2050.0 0.626 208.8
2051.0 0.633 209.6
2052.0 0.639 210.5
2053.0 0.646 211.3
2054.0 0.652 212.2
2055.0 0.657 213.0
2056.0 0.663 213.8
2057.0 0.668 214.6
2058.0 0.672 215.3
2059.0 0.677 216.1
2060.0 0.681 216.8
2061.0 0.685 217.6
2062.0 0.689 218.3
2063.0 0.693 219.1
2064.0 0.696 219.8
2065.0 0.699 220.5
2066.0 0.702 221.2
2067.0 0.705 221.9
2068.0 0.707 222.6
2069.0 0.709 223.3
2070.0 0.711 224.0
2071.0 0.713 224.7
2072.0 0.715 225.3
2073.0 0.716 226.0
2074.0 0.718 226.7
2075.0 0.719 227.4
2076.0 0.720 228.0
2077.0 0.721 228.7
2078.0 0.722 229.4
2079.0 0.722 230.0
2080.0 0.722 230.7
2081.0 0.723 231.4
2082.0 0.723 232.0
2083.0 0.723 232.7
2084.0 0.723 233.4
2085.0 0.722 234.0
2086.0 0.722 234.7
2087.0 0.721 235.4
2088.0 0.721 236.0
2089.0 0.720 236.7
2090.0 0.719 237.4
2091.0 0.718 238.0
2092.0 0.717 238.7
2093.0 0.716 239.4
2094.0 0.714 240.1
2095.0 0.713 240.8
2096.0 0.711 241.4
2097.0 0.709 242.1
2098.0 0.708 242.8
2099.0 0.706 243.5
2100.0 0.704 244.2
2101.0 0.702 244.9
2102.0 0.700 245.6
2103.0 0.698 246.3
2104.0 0.696 247.1
2105.0 0.693 247.8
2106.0 0.691 248.5
2107.0 0.688 249.2
2108.0 0.686 250.0
2109.0 0.683 250.7
2110.0 0.681 251.5
2111.0 0.678 252.2
2112.0 0.675 253.0
2113.0 0.672 253.7
2114.0 0.669 254.5
2115.0 0.666 255.3
2116.0 0.663 256.1
2117.0 0.660 256.9
2118.0 0.657 257.7
2119.0 0.654 258.5
2120.0 0.651 259.3
2121.0 0.648 260.1
2122.0 0.645 260.9
2123.0 0.641 261.8
2124.0 0.638 262.6
2125.0 0.635 263.5
2126.0 0.632 264.4
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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