Content-Type: text/html; charset=UTF-8
Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:54:58
WDS:
KOH86
WDS ID/Discoverer
P:
300.000
Orbital period (years)
a:
0.43
Semi-major axis (arcseconds)
i:
126.2
Inclination (degrees)
Ω:
44.0
Longitude of ascending node (degrees)
T:
1865.000
Epoch of periastron passage (year)
e:
0.07
Eccentricity
ω:
289.0
Longitude of periastron (degrees)
Start-Year:
1875.0
Year
End-Year:
2175.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
095313.72-793328.5
Epoch-2000 right ascension and declination
WDS-ID:
09527-7933
WDS designation
Discoverer Code:
KOH86
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
86588
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
9.8
Magnitude of the primary
V2:
11.7
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2018
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 0.327 270.3
-------------------------
1875.0 0.294 86.5
1876.0 0.298 85.0
1877.0 0.303 83.5
1878.0 0.307 82.1
1879.0 0.311 80.8
1880.0 0.315 79.4
1881.0 0.319 78.1
1882.0 0.323 76.9
1883.0 0.327 75.6
1884.0 0.331 74.4
1885.0 0.335 73.2
1886.0 0.339 72.1
1887.0 0.343 71.0
1888.0 0.347 69.9
1889.0 0.351 68.8
1890.0 0.354 67.7
1891.0 0.358 66.7
1892.0 0.362 65.7
1893.0 0.365 64.7
1894.0 0.369 63.7
1895.0 0.372 62.8
1896.0 0.375 61.8
1897.0 0.378 60.9
1898.0 0.382 60.0
1899.0 0.384 59.1
1900.0 0.387 58.3
1901.0 0.390 57.4
1902.0 0.393 56.5
1903.0 0.395 55.7
1904.0 0.398 54.9
1905.0 0.400 54.0
1906.0 0.402 53.2
1907.0 0.404 52.4
1908.0 0.406 51.6
1909.0 0.408 50.8
1910.0 0.410 50.1
1911.0 0.411 49.3
1912.0 0.413 48.5
1913.0 0.414 47.7
1914.0 0.415 47.0
1915.0 0.416 46.2
1916.0 0.417 45.5
1917.0 0.418 44.7
1918.0 0.418 44.0
1919.0 0.419 43.2
1920.0 0.419 42.5
1921.0 0.420 41.7
1922.0 0.420 41.0
1923.0 0.420 40.3
1924.0 0.420 39.5
1925.0 0.419 38.8
1926.0 0.419 38.0
1927.0 0.419 37.3
1928.0 0.418 36.5
1929.0 0.417 35.8
1930.0 0.416 35.0
1931.0 0.415 34.3
1932.0 0.414 33.5
1933.0 0.413 32.8
1934.0 0.412 32.0
1935.0 0.411 31.2
1936.0 0.409 30.4
1937.0 0.407 29.6
1938.0 0.406 28.9
1939.0 0.404 28.1
1940.0 0.402 27.3
1941.0 0.400 26.4
1942.0 0.398 25.6
1943.0 0.396 24.8
1944.0 0.394 24.0
1945.0 0.391 23.1
1946.0 0.389 22.2
1947.0 0.386 21.4
1948.0 0.384 20.5
1949.0 0.381 19.6
1950.0 0.378 18.7
1951.0 0.376 17.8
1952.0 0.373 16.8
1953.0 0.370 15.9
1954.0 0.367 14.9
1955.0 0.364 14.0
1956.0 0.361 13.0
1957.0 0.358 11.9
1958.0 0.355 10.9
1959.0 0.352 9.9
1960.0 0.349 8.8
1961.0 0.346 7.7
1962.0 0.342 6.6
1963.0 0.339 5.5
1964.0 0.336 4.3
1965.0 0.333 3.2
1966.0 0.330 2.0
1967.0 0.327 0.8
1968.0 0.324 359.5
1969.0 0.321 358.3
1970.0 0.318 357.0
1971.0 0.315 355.7
1972.0 0.312 354.4
1973.0 0.309 353.0
1974.0 0.306 351.6
1975.0 0.303 350.2
1976.0 0.300 348.8
1977.0 0.298 347.3
1978.0 0.295 345.8
1979.0 0.293 344.3
1980.0 0.290 342.8
1981.0 0.288 341.2
1982.0 0.286 339.6
1983.0 0.284 338.0
1984.0 0.282 336.4
1985.0 0.280 334.7
1986.0 0.279 333.1
1987.0 0.277 331.4
1988.0 0.276 329.7
1989.0 0.275 327.9
1990.0 0.274 326.2
1991.0 0.273 324.4
1992.0 0.272 322.7
1993.0 0.271 320.9
1994.0 0.271 319.1
1995.0 0.271 317.4
1996.0 0.271 315.6
1997.0 0.271 313.8
1998.0 0.271 312.0
1999.0 0.271 310.2
2000.0 0.272 308.4
2001.0 0.273 306.7
2002.0 0.273 304.9
2003.0 0.274 303.2
2004.0 0.276 301.5
2005.0 0.277 299.7
2006.0 0.278 298.0
2007.0 0.280 296.4
2008.0 0.282 294.7
2009.0 0.284 293.1
2010.0 0.286 291.5
2011.0 0.288 289.9
2012.0 0.290 288.3
2013.0 0.292 286.8
2014.0 0.295 285.2
2015.0 0.297 283.8
2016.0 0.300 282.3
2017.0 0.303 280.9
2018.0 0.306 279.4
2019.0 0.308 278.1
2020.0 0.311 276.7
2021.0 0.314 275.4
2022.0 0.318 274.0
2023.0 0.321 272.8
2024.0 0.324 271.5
2025.0 0.327 270.3
2026.0 0.330 269.1
2027.0 0.333 267.9
2028.0 0.337 266.7
2029.0 0.340 265.6
2030.0 0.343 264.4
2031.0 0.347 263.4
2032.0 0.350 262.3
2033.0 0.353 261.2
2034.0 0.357 260.2
2035.0 0.360 259.2
2036.0 0.363 258.2
2037.0 0.366 257.2
2038.0 0.369 256.2
2039.0 0.373 255.3
2040.0 0.376 254.3
2041.0 0.379 253.4
2042.0 0.382 252.5
2043.0 0.385 251.6
2044.0 0.388 250.7
2045.0 0.391 249.9
2046.0 0.394 249.0
2047.0 0.396 248.2
2048.0 0.399 247.4
2049.0 0.402 246.5
2050.0 0.404 245.7
2051.0 0.407 245.0
2052.0 0.409 244.2
2053.0 0.412 243.4
2054.0 0.414 242.6
2055.0 0.416 241.9
2056.0 0.418 241.1
2057.0 0.420 240.4
2058.0 0.422 239.6
2059.0 0.424 238.9
2060.0 0.426 238.2
2061.0 0.427 237.5
2062.0 0.429 236.7
2063.0 0.430 236.0
2064.0 0.432 235.3
2065.0 0.433 234.6
2066.0 0.434 233.9
2067.0 0.435 233.2
2068.0 0.436 232.6
2069.0 0.437 231.9
2070.0 0.438 231.2
2071.0 0.438 230.5
2072.0 0.439 229.8
2073.0 0.439 229.1
2074.0 0.439 228.5
2075.0 0.439 227.8
2076.0 0.439 227.1
2077.0 0.439 226.4
2078.0 0.439 225.8
2079.0 0.439 225.1
2080.0 0.438 224.4
2081.0 0.438 223.7
2082.0 0.437 223.0
2083.0 0.436 222.4
2084.0 0.435 221.7
2085.0 0.434 221.0
2086.0 0.433 220.3
2087.0 0.432 219.6
2088.0 0.430 218.9
2089.0 0.429 218.2
2090.0 0.427 217.4
2091.0 0.425 216.7
2092.0 0.423 216.0
2093.0 0.421 215.3
2094.0 0.419 214.5
2095.0 0.417 213.8
2096.0 0.415 213.0
2097.0 0.412 212.3
2098.0 0.409 211.5
2099.0 0.407 210.7
2100.0 0.404 209.9
2101.0 0.401 209.1
2102.0 0.398 208.3
2103.0 0.395 207.4
2104.0 0.392 206.6
2105.0 0.389 205.7
2106.0 0.385 204.9
2107.0 0.382 204.0
2108.0 0.378 203.1
2109.0 0.375 202.2
2110.0 0.371 201.2
2111.0 0.367 200.3
2112.0 0.363 199.3
2113.0 0.359 198.3
2114.0 0.355 197.2
2115.0 0.351 196.2
2116.0 0.347 195.1
2117.0 0.343 194.0
2118.0 0.339 192.9
2119.0 0.335 191.8
2120.0 0.331 190.6
2121.0 0.326 189.4
2122.0 0.322 188.1
2123.0 0.318 186.8
2124.0 0.314 185.5
2125.0 0.309 184.2
2126.0 0.305 182.8
2127.0 0.301 181.4
2128.0 0.297 179.9
2129.0 0.293 178.4
2130.0 0.289 176.9
2131.0 0.285 175.3
2132.0 0.281 173.6
2133.0 0.277 172.0
2134.0 0.273 170.2
2135.0 0.270 168.5
2136.0 0.266 166.6
2137.0 0.263 164.8
2138.0 0.260 162.9
2139.0 0.257 160.9
2140.0 0.254 158.9
2141.0 0.251 156.9
2142.0 0.249 154.8
2143.0 0.247 152.6
2144.0 0.245 150.5
2145.0 0.243 148.3
2146.0 0.241 146.0
2147.0 0.240 143.8
2148.0 0.239 141.5
2149.0 0.238 139.2
2150.0 0.237 136.9
2151.0 0.237 134.6
2152.0 0.237 132.2
2153.0 0.237 129.9
2154.0 0.238 127.6
2155.0 0.238 125.3
2156.0 0.239 123.0
2157.0 0.241 120.7
2158.0 0.242 118.5
2159.0 0.244 116.3
2160.0 0.246 114.1
2161.0 0.248 111.9
2162.0 0.250 109.8
2163.0 0.253 107.8
2164.0 0.256 105.7
2165.0 0.258 103.8
2166.0 0.262 101.8
2167.0 0.265 99.9
2168.0 0.268 98.1
2169.0 0.272 96.3
2170.0 0.275 94.6
2171.0 0.279 92.8
2172.0 0.283 91.2
2173.0 0.287 89.6
2174.0 0.290 88.0
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 .
www.stella-vega.de