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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:16:46
WDS:
B808
WDS ID/Discoverer
P:
350.000
Orbital period (years)
a:
0.313
Semi-major axis (arcseconds)
i:
31.3
Inclination (degrees)
Ω:
19.4
Longitude of ascending node (degrees)
T:
1929.380
Epoch of periastron passage (year)
e:
0.322
Eccentricity
ω:
164.7
Longitude of periastron (degrees)
Start-Year:
1850.0
Year
End-Year:
2200.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
131805.40-382855.7
Epoch-2000 right ascension and declination
WDS-ID:
13181-3829
WDS designation
Discoverer Code:
B808
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
115493
HD catalog number
Hipparcos number:
64893
Hipparcos catalog number
V1:
10.09
Magnitude of the primary
V2:
10.47
Magnitude of the secondary
Equinox:
Equinox
Date:
2021
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 0.314 318.8
-------------------------
1850.0 0.306 61.8
1851.0 0.303 62.6
1852.0 0.301 63.5
1853.0 0.299 64.4
1854.0 0.296 65.4
1855.0 0.294 66.3
1856.0 0.292 67.2
1857.0 0.289 68.2
1858.0 0.287 69.2
1859.0 0.284 70.2
1860.0 0.282 71.2
1861.0 0.280 72.2
1862.0 0.277 73.3
1863.0 0.275 74.4
1864.0 0.273 75.5
1865.0 0.270 76.6
1866.0 0.268 77.7
1867.0 0.266 78.8
1868.0 0.263 80.0
1869.0 0.261 81.2
1870.0 0.259 82.4
1871.0 0.256 83.6
1872.0 0.254 84.9
1873.0 0.252 86.1
1874.0 0.250 87.4
1875.0 0.247 88.8
1876.0 0.245 90.1
1877.0 0.243 91.5
1878.0 0.241 92.9
1879.0 0.239 94.3
1880.0 0.237 95.7
1881.0 0.235 97.2
1882.0 0.233 98.7
1883.0 0.231 100.2
1884.0 0.229 101.7
1885.0 0.227 103.3
1886.0 0.226 104.9
1887.0 0.224 106.5
1888.0 0.222 108.2
1889.0 0.221 109.8
1890.0 0.219 111.5
1891.0 0.218 113.2
1892.0 0.216 114.9
1893.0 0.215 116.7
1894.0 0.214 118.5
1895.0 0.212 120.3
1896.0 0.211 122.1
1897.0 0.210 123.9
1898.0 0.209 125.8
1899.0 0.208 127.7
1900.0 0.208 129.5
1901.0 0.207 131.4
1902.0 0.206 133.3
1903.0 0.206 135.3
1904.0 0.205 137.2
1905.0 0.205 139.1
1906.0 0.204 141.1
1907.0 0.204 143.1
1908.0 0.204 145.0
1909.0 0.204 147.0
1910.0 0.203 149.0
1911.0 0.203 150.9
1912.0 0.203 152.9
1913.0 0.204 154.9
1914.0 0.204 156.8
1915.0 0.204 158.8
1916.0 0.204 160.7
1917.0 0.204 162.7
1918.0 0.205 164.7
1919.0 0.205 166.6
1920.0 0.206 168.5
1921.0 0.206 170.5
1922.0 0.206 172.4
1923.0 0.207 174.3
1924.0 0.207 176.2
1925.0 0.208 178.1
1926.0 0.208 180.0
1927.0 0.209 181.8
1928.0 0.209 183.7
1929.0 0.210 185.5
1930.0 0.211 187.4
1931.0 0.211 189.2
1932.0 0.212 191.0
1933.0 0.212 192.9
1934.0 0.213 194.7
1935.0 0.213 196.5
1936.0 0.214 198.3
1937.0 0.214 200.0
1938.0 0.215 201.8
1939.0 0.215 203.6
1940.0 0.216 205.3
1941.0 0.216 207.1
1942.0 0.217 208.8
1943.0 0.217 210.5
1944.0 0.218 212.3
1945.0 0.218 214.0
1946.0 0.218 215.7
1947.0 0.219 217.4
1948.0 0.219 219.1
1949.0 0.220 220.8
1950.0 0.220 222.5
1951.0 0.221 224.2
1952.0 0.221 225.8
1953.0 0.221 227.5
1954.0 0.222 229.2
1955.0 0.222 230.8
1956.0 0.223 232.5
1957.0 0.223 234.1
1958.0 0.224 235.7
1959.0 0.224 237.4
1960.0 0.225 239.0
1961.0 0.225 240.6
1962.0 0.226 242.2
1963.0 0.226 243.8
1964.0 0.227 245.4
1965.0 0.228 247.0
1966.0 0.228 248.5
1967.0 0.229 250.1
1968.0 0.230 251.6
1969.0 0.230 253.2
1970.0 0.231 254.7
1971.0 0.232 256.2
1972.0 0.233 257.7
1973.0 0.234 259.2
1974.0 0.235 260.7
1975.0 0.236 262.2
1976.0 0.237 263.6
1977.0 0.238 265.1
1978.0 0.239 266.5
1979.0 0.240 268.0
1980.0 0.241 269.4
1981.0 0.242 270.8
1982.0 0.243 272.1
1983.0 0.244 273.5
1984.0 0.246 274.9
1985.0 0.247 276.2
1986.0 0.248 277.6
1987.0 0.250 278.9
1988.0 0.251 280.2
1989.0 0.252 281.5
1990.0 0.254 282.7
1991.0 0.255 284.0
1992.0 0.257 285.2
1993.0 0.258 286.5
1994.0 0.260 287.7
1995.0 0.261 288.9
1996.0 0.263 290.1
1997.0 0.264 291.2
1998.0 0.266 292.4
1999.0 0.268 293.5
2000.0 0.269 294.7
2001.0 0.271 295.8
2002.0 0.273 296.9
2003.0 0.274 298.0
2004.0 0.276 299.1
2005.0 0.278 300.1
2006.0 0.280 301.2
2007.0 0.281 302.2
2008.0 0.283 303.2
2009.0 0.285 304.2
2010.0 0.287 305.2
2011.0 0.289 306.2
2012.0 0.290 307.2
2013.0 0.292 308.1
2014.0 0.294 309.1
2015.0 0.296 310.0
2016.0 0.298 311.0
2017.0 0.300 311.9
2018.0 0.301 312.8
2019.0 0.303 313.7
2020.0 0.305 314.5
2021.0 0.307 315.4
2022.0 0.309 316.3
2023.0 0.311 317.1
2024.0 0.312 318.0
2025.0 0.314 318.8
2026.0 0.316 319.6
2027.0 0.318 320.4
2028.0 0.320 321.2
2029.0 0.322 322.0
2030.0 0.323 322.8
2031.0 0.325 323.6
2032.0 0.327 324.3
2033.0 0.329 325.1
2034.0 0.331 325.9
2035.0 0.332 326.6
2036.0 0.334 327.3
2037.0 0.336 328.1
2038.0 0.338 328.8
2039.0 0.339 329.5
2040.0 0.341 330.2
2041.0 0.343 330.9
2042.0 0.344 331.6
2043.0 0.346 332.3
2044.0 0.348 332.9
2045.0 0.349 333.6
2046.0 0.351 334.3
2047.0 0.353 334.9
2048.0 0.354 335.6
2049.0 0.356 336.2
2050.0 0.357 336.9
2051.0 0.359 337.5
2052.0 0.360 338.1
2053.0 0.362 338.8
2054.0 0.363 339.4
2055.0 0.365 340.0
2056.0 0.366 340.6
2057.0 0.368 341.2
2058.0 0.369 341.8
2059.0 0.371 342.4
2060.0 0.372 343.0
2061.0 0.373 343.6
2062.0 0.375 344.2
2063.0 0.376 344.7
2064.0 0.377 345.3
2065.0 0.379 345.9
2066.0 0.380 346.5
2067.0 0.381 347.0
2068.0 0.382 347.6
2069.0 0.384 348.1
2070.0 0.385 348.7
2071.0 0.386 349.2
2072.0 0.387 349.8
2073.0 0.388 350.3
2074.0 0.389 350.9
2075.0 0.390 351.4
2076.0 0.391 351.9
2077.0 0.392 352.5
2078.0 0.393 353.0
2079.0 0.394 353.5
2080.0 0.395 354.1
2081.0 0.396 354.6
2082.0 0.397 355.1
2083.0 0.398 355.6
2084.0 0.399 356.1
2085.0 0.399 356.6
2086.0 0.400 357.1
2087.0 0.401 357.7
2088.0 0.402 358.2
2089.0 0.402 358.7
2090.0 0.403 359.2
2091.0 0.404 359.7
2092.0 0.404 0.2
2093.0 0.405 0.7
2094.0 0.406 1.2
2095.0 0.406 1.7
2096.0 0.407 2.1
2097.0 0.407 2.6
2098.0 0.408 3.1
2099.0 0.408 3.6
2100.0 0.408 4.1
2101.0 0.409 4.6
2102.0 0.409 5.1
2103.0 0.409 5.6
2104.0 0.410 6.1
2105.0 0.410 6.5
2106.0 0.410 7.0
2107.0 0.411 7.5
2108.0 0.411 8.0
2109.0 0.411 8.5
2110.0 0.411 9.0
2111.0 0.411 9.4
2112.0 0.411 9.9
2113.0 0.411 10.4
2114.0 0.411 10.9
2115.0 0.411 11.4
2116.0 0.411 11.9
2117.0 0.411 12.3
2118.0 0.411 12.8
2119.0 0.411 13.3
2120.0 0.411 13.8
2121.0 0.411 14.3
2122.0 0.410 14.8
2123.0 0.410 15.2
2124.0 0.410 15.7
2125.0 0.410 16.2
2126.0 0.409 16.7
2127.0 0.409 17.2
2128.0 0.409 17.7
2129.0 0.408 18.2
2130.0 0.408 18.6
2131.0 0.407 19.1
2132.0 0.407 19.6
2133.0 0.406 20.1
2134.0 0.406 20.6
2135.0 0.405 21.1
2136.0 0.404 21.6
2137.0 0.404 22.1
2138.0 0.403 22.6
2139.0 0.402 23.1
2140.0 0.402 23.6
2141.0 0.401 24.1
2142.0 0.400 24.6
2143.0 0.399 25.1
2144.0 0.398 25.7
2145.0 0.397 26.2
2146.0 0.397 26.7
2147.0 0.396 27.2
2148.0 0.395 27.7
2149.0 0.394 28.3
2150.0 0.393 28.8
2151.0 0.391 29.3
2152.0 0.390 29.8
2153.0 0.389 30.4
2154.0 0.388 30.9
2155.0 0.387 31.5
2156.0 0.386 32.0
2157.0 0.384 32.6
2158.0 0.383 33.1
2159.0 0.382 33.7
2160.0 0.381 34.2
2161.0 0.379 34.8
2162.0 0.378 35.4
2163.0 0.376 35.9
2164.0 0.375 36.5
2165.0 0.373 37.1
2166.0 0.372 37.7
2167.0 0.370 38.3
2168.0 0.369 38.9
2169.0 0.367 39.5
2170.0 0.366 40.1
2171.0 0.364 40.7
2172.0 0.362 41.3
2173.0 0.361 41.9
2174.0 0.359 42.6
2175.0 0.357 43.2
2176.0 0.355 43.8
2177.0 0.353 44.5
2178.0 0.352 45.2
2179.0 0.350 45.8
2180.0 0.348 46.5
2181.0 0.346 47.2
2182.0 0.344 47.8
2183.0 0.342 48.5
2184.0 0.340 49.2
2185.0 0.338 49.9
2186.0 0.336 50.7
2187.0 0.334 51.4
2188.0 0.332 52.1
2189.0 0.330 52.9
2190.0 0.328 53.6
2191.0 0.326 54.4
2192.0 0.323 55.2
2193.0 0.321 55.9
2194.0 0.319 56.7
2195.0 0.317 57.6
2196.0 0.315 58.4
2197.0 0.312 59.2
2198.0 0.310 60.0
2199.0 0.308 60.9
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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