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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:23:09
WDS:
A1102
WDS ID/Discoverer
P:
243.710
Orbital period (years)
a:
0.367
Semi-major axis (arcseconds)
i:
135.4
Inclination (degrees)
Ω:
259.5
Longitude of ascending node (degrees)
T:
1926.310
Epoch of periastron passage (year)
e:
0.355
Eccentricity
ω:
23.6
Longitude of periastron (degrees)
Start-Year:
1904.0
Year
End-Year:
2146.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
141752.83+691403.5
Epoch-2000 right ascension and declination
WDS-ID:
14179+6914
WDS designation
Discoverer Code:
A1102
Discover designation and components
ADS number:
9220
Aitken Double Star catalog
HD number:
125725
HD catalog number
Hipparcos number:
69870
Hipparcos catalog number
V1:
9.33
Magnitude of the primary
V2:
8.65
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2008
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 0.483 75.3
-------------------------
1904.0 0.247 292.3
1905.0 0.247 290.2
1906.0 0.248 288.0
1907.0 0.248 285.8
1908.0 0.248 283.7
1909.0 0.248 281.5
1910.0 0.248 279.4
1911.0 0.248 277.2
1912.0 0.248 275.1
1913.0 0.247 272.9
1914.0 0.247 270.7
1915.0 0.246 268.6
1916.0 0.246 266.4
1917.0 0.245 264.2
1918.0 0.243 262.0
1919.0 0.242 259.7
1920.0 0.241 257.4
1921.0 0.239 255.1
1922.0 0.237 252.8
1923.0 0.235 250.4
1924.0 0.233 248.0
1925.0 0.230 245.5
1926.0 0.228 243.0
1927.0 0.225 240.4
1928.0 0.223 237.8
1929.0 0.220 235.1
1930.0 0.217 232.3
1931.0 0.214 229.5
1932.0 0.212 226.6
1933.0 0.209 223.6
1934.0 0.206 220.5
1935.0 0.204 217.3
1936.0 0.201 214.1
1937.0 0.199 210.8
1938.0 0.197 207.4
1939.0 0.196 204.0
1940.0 0.195 200.5
1941.0 0.194 197.0
1942.0 0.193 193.5
1943.0 0.193 189.9
1944.0 0.193 186.4
1945.0 0.194 182.8
1946.0 0.195 179.3
1947.0 0.196 175.9
1948.0 0.198 172.4
1949.0 0.200 169.1
1950.0 0.203 165.8
1951.0 0.206 162.7
1952.0 0.209 159.6
1953.0 0.213 156.6
1954.0 0.216 153.7
1955.0 0.220 150.9
1956.0 0.225 148.3
1957.0 0.229 145.7
1958.0 0.234 143.2
1959.0 0.239 140.9
1960.0 0.244 138.6
1961.0 0.249 136.4
1962.0 0.254 134.3
1963.0 0.260 132.3
1964.0 0.265 130.4
1965.0 0.271 128.6
1966.0 0.276 126.8
1967.0 0.282 125.1
1968.0 0.287 123.5
1969.0 0.293 121.9
1970.0 0.298 120.4
1971.0 0.304 118.9
1972.0 0.309 117.5
1973.0 0.315 116.1
1974.0 0.320 114.8
1975.0 0.326 113.6
1976.0 0.331 112.3
1977.0 0.336 111.1
1978.0 0.342 110.0
1979.0 0.347 108.9
1980.0 0.352 107.8
1981.0 0.357 106.7
1982.0 0.362 105.7
1983.0 0.366 104.7
1984.0 0.371 103.7
1985.0 0.376 102.8
1986.0 0.380 101.9
1987.0 0.385 101.0
1988.0 0.389 100.1
1989.0 0.394 99.2
1990.0 0.398 98.4
1991.0 0.402 97.5
1992.0 0.406 96.7
1993.0 0.410 95.9
1994.0 0.414 95.1
1995.0 0.417 94.4
1996.0 0.421 93.6
1997.0 0.425 92.9
1998.0 0.428 92.2
1999.0 0.431 91.4
2000.0 0.435 90.7
2001.0 0.438 90.0
2002.0 0.441 89.3
2003.0 0.444 88.7
2004.0 0.447 88.0
2005.0 0.449 87.3
2006.0 0.452 86.7
2007.0 0.454 86.0
2008.0 0.457 85.4
2009.0 0.459 84.8
2010.0 0.461 84.1
2011.0 0.464 83.5
2012.0 0.466 82.9
2013.0 0.468 82.3
2014.0 0.469 81.7
2015.0 0.471 81.1
2016.0 0.473 80.5
2017.0 0.474 79.9
2018.0 0.476 79.3
2019.0 0.477 78.8
2020.0 0.478 78.2
2021.0 0.480 77.6
2022.0 0.481 77.0
2023.0 0.482 76.4
2024.0 0.483 75.9
2025.0 0.483 75.3
2026.0 0.484 74.7
2027.0 0.485 74.2
2028.0 0.485 73.6
2029.0 0.486 73.1
2030.0 0.486 72.5
2031.0 0.486 71.9
2032.0 0.486 71.4
2033.0 0.486 70.8
2034.0 0.486 70.3
2035.0 0.486 69.7
2036.0 0.486 69.1
2037.0 0.486 68.6
2038.0 0.486 68.0
2039.0 0.485 67.5
2040.0 0.485 66.9
2041.0 0.484 66.3
2042.0 0.483 65.8
2043.0 0.483 65.2
2044.0 0.482 64.6
2045.0 0.481 64.0
2046.0 0.480 63.5
2047.0 0.479 62.9
2048.0 0.477 62.3
2049.0 0.476 61.7
2050.0 0.475 61.1
2051.0 0.473 60.6
2052.0 0.472 60.0
2053.0 0.470 59.4
2054.0 0.469 58.8
2055.0 0.467 58.2
2056.0 0.465 57.6
2057.0 0.463 56.9
2058.0 0.461 56.3
2059.0 0.459 55.7
2060.0 0.457 55.1
2061.0 0.455 54.4
2062.0 0.453 53.8
2063.0 0.451 53.1
2064.0 0.448 52.5
2065.0 0.446 51.8
2066.0 0.444 51.2
2067.0 0.441 50.5
2068.0 0.438 49.8
2069.0 0.436 49.1
2070.0 0.433 48.4
2071.0 0.430 47.7
2072.0 0.427 47.0
2073.0 0.425 46.2
2074.0 0.422 45.5
2075.0 0.419 44.7
2076.0 0.416 44.0
2077.0 0.413 43.2
2078.0 0.409 42.4
2079.0 0.406 41.6
2080.0 0.403 40.8
2081.0 0.400 40.0
2082.0 0.396 39.2
2083.0 0.393 38.3
2084.0 0.390 37.5
2085.0 0.386 36.6
2086.0 0.383 35.7
2087.0 0.379 34.8
2088.0 0.376 33.8
2089.0 0.372 32.9
2090.0 0.369 31.9
2091.0 0.365 30.9
2092.0 0.361 29.9
2093.0 0.358 28.9
2094.0 0.354 27.9
2095.0 0.351 26.8
2096.0 0.347 25.7
2097.0 0.343 24.6
2098.0 0.340 23.5
2099.0 0.336 22.3
2100.0 0.332 21.1
2101.0 0.329 19.9
2102.0 0.325 18.7
2103.0 0.321 17.4
2104.0 0.318 16.1
2105.0 0.314 14.8
2106.0 0.311 13.4
2107.0 0.307 12.0
2108.0 0.304 10.6
2109.0 0.301 9.2
2110.0 0.297 7.7
2111.0 0.294 6.2
2112.0 0.291 4.6
2113.0 0.288 3.0
2114.0 0.285 1.4
2115.0 0.282 359.8
2116.0 0.279 358.1
2117.0 0.276 356.3
2118.0 0.273 354.6
2119.0 0.271 352.8
2120.0 0.268 351.0
2121.0 0.266 349.1
2122.0 0.263 347.2
2123.0 0.261 345.3
2124.0 0.259 343.3
2125.0 0.257 341.4
2126.0 0.256 339.3
2127.0 0.254 337.3
2128.0 0.253 335.2
2129.0 0.251 333.2
2130.0 0.250 331.0
2131.0 0.249 328.9
2132.0 0.248 326.8
2133.0 0.247 324.6
2134.0 0.247 322.4
2135.0 0.246 320.3
2136.0 0.246 318.1
2137.0 0.245 315.9
2138.0 0.245 313.7
2139.0 0.245 311.4
2140.0 0.245 309.2
2141.0 0.245 307.0
2142.0 0.245 304.8
2143.0 0.245 302.6
2144.0 0.246 300.4
2145.0 0.246 298.2
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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