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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:22:14
WDS:
STT277AB
WDS ID/Discoverer
P:
337.200
Orbital period (years)
a:
0.548
Semi-major axis (arcseconds)
i:
65.6
Inclination (degrees)
Ω:
70.4
Longitude of ascending node (degrees)
T:
2012.290
Epoch of periastron passage (year)
e:
0.858
Eccentricity
ω:
88.1
Longitude of periastron (degrees)
Start-Year:
1857.0
Year
End-Year:
2193.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
141226.68+284302.3
Epoch-2000 right ascension and declination
WDS-ID:
14124+2843
WDS designation
Discoverer Code:
STT277AB
Discover designation and components
ADS number:
9158
Aitken Double Star catalog
HD number:
124346
HD catalog number
Hipparcos number:
69399
Hipparcos catalog number
V1:
8.73
Magnitude of the primary
V2:
8.61
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
1997
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 0.234 263.7
-------------------------
1857.0 0.419 340.9
1858.0 0.419 341.3
1859.0 0.418 341.7
1860.0 0.418 342.1
1861.0 0.418 342.5
1862.0 0.418 342.9
1863.0 0.417 343.3
1864.0 0.417 343.7
1865.0 0.417 344.0
1866.0 0.417 344.4
1867.0 0.416 344.8
1868.0 0.416 345.2
1869.0 0.416 345.6
1870.0 0.415 346.0
1871.0 0.415 346.4
1872.0 0.415 346.8
1873.0 0.415 347.2
1874.0 0.414 347.6
1875.0 0.414 348.0
1876.0 0.414 348.4
1877.0 0.413 348.8
1878.0 0.413 349.2
1879.0 0.413 349.6
1880.0 0.412 350.0
1881.0 0.412 350.4
1882.0 0.412 350.8
1883.0 0.411 351.2
1884.0 0.411 351.6
1885.0 0.411 352.0
1886.0 0.410 352.4
1887.0 0.410 352.8
1888.0 0.410 353.2
1889.0 0.409 353.6
1890.0 0.409 354.0
1891.0 0.408 354.4
1892.0 0.408 354.8
1893.0 0.408 355.2
1894.0 0.407 355.7
1895.0 0.407 356.1
1896.0 0.406 356.5
1897.0 0.406 356.9
1898.0 0.406 357.3
1899.0 0.405 357.7
1900.0 0.405 358.1
1901.0 0.404 358.5
1902.0 0.404 359.0
1903.0 0.403 359.4
1904.0 0.403 359.8
1905.0 0.403 0.2
1906.0 0.402 0.6
1907.0 0.402 1.1
1908.0 0.401 1.5
1909.0 0.401 1.9
1910.0 0.400 2.3
1911.0 0.400 2.8
1912.0 0.399 3.2
1913.0 0.399 3.6
1914.0 0.398 4.0
1915.0 0.397 4.5
1916.0 0.397 4.9
1917.0 0.396 5.3
1918.0 0.396 5.8
1919.0 0.395 6.2
1920.0 0.395 6.6
1921.0 0.394 7.1
1922.0 0.393 7.5
1923.0 0.393 8.0
1924.0 0.392 8.4
1925.0 0.391 8.8
1926.0 0.391 9.3
1927.0 0.390 9.7
1928.0 0.389 10.2
1929.0 0.389 10.6
1930.0 0.388 11.1
1931.0 0.387 11.5
1932.0 0.386 12.0
1933.0 0.386 12.4
1934.0 0.385 12.9
1935.0 0.384 13.4
1936.0 0.383 13.8
1937.0 0.382 14.3
1938.0 0.382 14.8
1939.0 0.381 15.2
1940.0 0.380 15.7
1941.0 0.379 16.2
1942.0 0.378 16.6
1943.0 0.377 17.1
1944.0 0.376 17.6
1945.0 0.375 18.1
1946.0 0.374 18.6
1947.0 0.373 19.1
1948.0 0.372 19.5
1949.0 0.371 20.0
1950.0 0.370 20.5
1951.0 0.369 21.0
1952.0 0.367 21.5
1953.0 0.366 22.0
1954.0 0.365 22.5
1955.0 0.364 23.1
1956.0 0.362 23.6
1957.0 0.361 24.1
1958.0 0.360 24.6
1959.0 0.358 25.1
1960.0 0.357 25.7
1961.0 0.355 26.2
1962.0 0.354 26.8
1963.0 0.352 27.3
1964.0 0.351 27.9
1965.0 0.349 28.4
1966.0 0.347 29.0
1967.0 0.346 29.5
1968.0 0.344 30.1
1969.0 0.342 30.7
1970.0 0.340 31.3
1971.0 0.338 31.9
1972.0 0.336 32.5
1973.0 0.334 33.1
1974.0 0.331 33.7
1975.0 0.329 34.3
1976.0 0.327 34.9
1977.0 0.324 35.6
1978.0 0.322 36.2
1979.0 0.319 36.9
1980.0 0.316 37.6
1981.0 0.314 38.3
1982.0 0.311 39.0
1983.0 0.308 39.7
1984.0 0.304 40.4
1985.0 0.301 41.1
1986.0 0.298 41.9
1987.0 0.294 42.7
1988.0 0.290 43.5
1989.0 0.286 44.3
1990.0 0.282 45.1
1991.0 0.278 46.0
1992.0 0.273 46.9
1993.0 0.268 47.8
1994.0 0.263 48.8
1995.0 0.257 49.8
1996.0 0.251 50.9
1997.0 0.245 52.0
1998.0 0.239 53.1
1999.0 0.231 54.4
2000.0 0.224 55.7
2001.0 0.215 57.1
2002.0 0.206 58.6
2003.0 0.197 60.3
2004.0 0.186 62.1
2005.0 0.173 64.3
2006.0 0.160 66.7
2007.0 0.144 69.6
2008.0 0.127 73.4
2009.0 0.106 78.4
2010.0 0.082 86.1
2011.0 0.056 100.8
2012.0 0.034 137.8
2013.0 0.039 197.0
2014.0 0.064 224.7
2015.0 0.090 236.5
2016.0 0.113 243.1
2017.0 0.134 247.5
2018.0 0.152 250.9
2019.0 0.167 253.6
2020.0 0.181 255.8
2021.0 0.194 257.7
2022.0 0.205 259.4
2023.0 0.216 261.0
2024.0 0.226 262.4
2025.0 0.234 263.7
2026.0 0.243 264.9
2027.0 0.250 266.0
2028.0 0.258 267.0
2029.0 0.265 268.0
2030.0 0.271 269.0
2031.0 0.277 269.9
2032.0 0.283 270.8
2033.0 0.288 271.6
2034.0 0.293 272.4
2035.0 0.298 273.2
2036.0 0.303 273.9
2037.0 0.307 274.7
2038.0 0.312 275.4
2039.0 0.316 276.1
2040.0 0.320 276.7
2041.0 0.323 277.4
2042.0 0.327 278.0
2043.0 0.330 278.7
2044.0 0.334 279.3
2045.0 0.337 279.9
2046.0 0.340 280.5
2047.0 0.343 281.1
2048.0 0.346 281.6
2049.0 0.349 282.2
2050.0 0.351 282.8
2051.0 0.354 283.3
2052.0 0.356 283.8
2053.0 0.359 284.4
2054.0 0.361 284.9
2055.0 0.363 285.4
2056.0 0.365 285.9
2057.0 0.367 286.4
2058.0 0.369 286.9
2059.0 0.371 287.4
2060.0 0.373 287.9
2061.0 0.375 288.4
2062.0 0.377 288.9
2063.0 0.379 289.4
2064.0 0.380 289.8
2065.0 0.382 290.3
2066.0 0.384 290.8
2067.0 0.385 291.2
2068.0 0.386 291.7
2069.0 0.388 292.1
2070.0 0.389 292.6
2071.0 0.391 293.0
2072.0 0.392 293.5
2073.0 0.393 293.9
2074.0 0.394 294.4
2075.0 0.396 294.8
2076.0 0.397 295.2
2077.0 0.398 295.7
2078.0 0.399 296.1
2079.0 0.400 296.5
2080.0 0.401 296.9
2081.0 0.402 297.4
2082.0 0.403 297.8
2083.0 0.404 298.2
2084.0 0.405 298.6
2085.0 0.406 299.0
2086.0 0.406 299.5
2087.0 0.407 299.9
2088.0 0.408 300.3
2089.0 0.409 300.7
2090.0 0.410 301.1
2091.0 0.410 301.5
2092.0 0.411 301.9
2093.0 0.412 302.3
2094.0 0.412 302.7
2095.0 0.413 303.1
2096.0 0.413 303.5
2097.0 0.414 303.9
2098.0 0.415 304.3
2099.0 0.415 304.7
2100.0 0.416 305.1
2101.0 0.416 305.5
2102.0 0.417 305.9
2103.0 0.417 306.3
2104.0 0.418 306.6
2105.0 0.418 307.0
2106.0 0.418 307.4
2107.0 0.419 307.8
2108.0 0.419 308.2
2109.0 0.420 308.6
2110.0 0.420 309.0
2111.0 0.420 309.4
2112.0 0.421 309.7
2113.0 0.421 310.1
2114.0 0.421 310.5
2115.0 0.422 310.9
2116.0 0.422 311.3
2117.0 0.422 311.7
2118.0 0.422 312.0
2119.0 0.423 312.4
2120.0 0.423 312.8
2121.0 0.423 313.2
2122.0 0.423 313.6
2123.0 0.423 313.9
2124.0 0.424 314.3
2125.0 0.424 314.7
2126.0 0.424 315.1
2127.0 0.424 315.5
2128.0 0.424 315.8
2129.0 0.424 316.2
2130.0 0.425 316.6
2131.0 0.425 317.0
2132.0 0.425 317.3
2133.0 0.425 317.7
2134.0 0.425 318.1
2135.0 0.425 318.5
2136.0 0.425 318.9
2137.0 0.425 319.2
2138.0 0.425 319.6
2139.0 0.425 320.0
2140.0 0.425 320.4
2141.0 0.425 320.7
2142.0 0.425 321.1
2143.0 0.425 321.5
2144.0 0.425 321.9
2145.0 0.425 322.2
2146.0 0.425 322.6
2147.0 0.425 323.0
2148.0 0.425 323.4
2149.0 0.425 323.7
2150.0 0.425 324.1
2151.0 0.425 324.5
2152.0 0.425 324.9
2153.0 0.425 325.2
2154.0 0.425 325.6
2155.0 0.425 326.0
2156.0 0.425 326.4
2157.0 0.425 326.7
2158.0 0.425 327.1
2159.0 0.425 327.5
2160.0 0.425 327.9
2161.0 0.425 328.3
2162.0 0.425 328.6
2163.0 0.424 329.0
2164.0 0.424 329.4
2165.0 0.424 329.8
2166.0 0.424 330.1
2167.0 0.424 330.5
2168.0 0.424 330.9
2169.0 0.424 331.3
2170.0 0.424 331.7
2171.0 0.423 332.0
2172.0 0.423 332.4
2173.0 0.423 332.8
2174.0 0.423 333.2
2175.0 0.423 333.6
2176.0 0.423 333.9
2177.0 0.422 334.3
2178.0 0.422 334.7
2179.0 0.422 335.1
2180.0 0.422 335.5
2181.0 0.422 335.9
2182.0 0.422 336.2
2183.0 0.421 336.6
2184.0 0.421 337.0
2185.0 0.421 337.4
2186.0 0.421 337.8
2187.0 0.421 338.2
2188.0 0.420 338.5
2189.0 0.420 338.9
2190.0 0.420 339.3
2191.0 0.420 339.7
2192.0 0.419 340.1
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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