| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 17:57:17 |
| WDS: | STF1423 | WDS ID/Discoverer |
| P: | 258.000 | Orbital period (years) |
| a: | 1.01 | Semi-major axis (arcseconds) |
| i: | 145.0 | Inclination (degrees) |
| Ω: | 251.0 | Longitude of ascending node (degrees) |
| T: | 2039.000 | Epoch of periastron passage (year) |
| e: | 0.49 | Eccentricity |
| ω: | 19.0 | Longitude of periastron (degrees) |
| Start-Year: | 1896.0 | Year |
| End-Year: | 2154.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 101910.64+203348.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 10192+2034 | WDS designation |
| Discoverer Code: | STF1423 | Discover designation and components |
| ADS number: | 7721 | Aitken Double Star catalog |
| HD number: | 89376 | HD catalog number |
| Hipparcos number: | 50524 | Hipparcos catalog number |
| V1: | 9.40 | Magnitude of the primary |
| V2: | 10.08 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2002 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 0.568 284.7 ------------------------- 1896.0 1.482 61.7 1897.0 1.483 61.3 1898.0 1.484 60.8 1899.0 1.484 60.3 1900.0 1.485 59.9 1901.0 1.485 59.4 1902.0 1.485 58.9 1903.0 1.485 58.5 1904.0 1.484 58.0 1905.0 1.484 57.6 1906.0 1.483 57.1 1907.0 1.482 56.6 1908.0 1.481 56.2 1909.0 1.480 55.7 1910.0 1.478 55.2 1911.0 1.477 54.8 1912.0 1.475 54.3 1913.0 1.473 53.8 1914.0 1.471 53.4 1915.0 1.469 52.9 1916.0 1.467 52.4 1917.0 1.464 52.0 1918.0 1.461 51.5 1919.0 1.458 51.0 1920.0 1.455 50.5 1921.0 1.452 50.1 1922.0 1.449 49.6 1923.0 1.445 49.1 1924.0 1.441 48.6 1925.0 1.438 48.1 1926.0 1.434 47.6 1927.0 1.429 47.1 1928.0 1.425 46.6 1929.0 1.421 46.1 1930.0 1.416 45.6 1931.0 1.411 45.1 1932.0 1.406 44.6 1933.0 1.401 44.1 1934.0 1.396 43.6 1935.0 1.390 43.0 1936.0 1.385 42.5 1937.0 1.379 42.0 1938.0 1.373 41.4 1939.0 1.367 40.9 1940.0 1.361 40.3 1941.0 1.355 39.8 1942.0 1.348 39.2 1943.0 1.341 38.7 1944.0 1.335 38.1 1945.0 1.328 37.5 1946.0 1.321 37.0 1947.0 1.313 36.4 1948.0 1.306 35.8 1949.0 1.298 35.2 1950.0 1.291 34.6 1951.0 1.283 34.0 1952.0 1.275 33.3 1953.0 1.267 32.7 1954.0 1.259 32.1 1955.0 1.250 31.4 1956.0 1.242 30.8 1957.0 1.233 30.1 1958.0 1.224 29.4 1959.0 1.216 28.7 1960.0 1.206 28.1 1961.0 1.197 27.4 1962.0 1.188 26.6 1963.0 1.179 25.9 1964.0 1.169 25.2 1965.0 1.159 24.4 1966.0 1.150 23.7 1967.0 1.140 22.9 1968.0 1.130 22.1 1969.0 1.120 21.3 1970.0 1.109 20.5 1971.0 1.099 19.6 1972.0 1.089 18.8 1973.0 1.078 17.9 1974.0 1.067 17.0 1975.0 1.057 16.1 1976.0 1.046 15.2 1977.0 1.035 14.3 1978.0 1.024 13.3 1979.0 1.013 12.3 1980.0 1.002 11.3 1981.0 0.990 10.3 1982.0 0.979 9.3 1983.0 0.968 8.2 1984.0 0.956 7.1 1985.0 0.945 6.0 1986.0 0.933 4.8 1987.0 0.922 3.6 1988.0 0.910 2.4 1989.0 0.899 1.2 1990.0 0.887 359.9 1991.0 0.876 358.6 1992.0 0.864 357.3 1993.0 0.852 355.9 1994.0 0.841 354.5 1995.0 0.830 353.0 1996.0 0.818 351.5 1997.0 0.807 350.0 1998.0 0.795 348.4 1999.0 0.784 346.7 2000.0 0.773 345.1 2001.0 0.762 343.3 2002.0 0.751 341.6 2003.0 0.741 339.7 2004.0 0.730 337.9 2005.0 0.720 335.9 2006.0 0.710 333.9 2007.0 0.700 331.9 2008.0 0.690 329.8 2009.0 0.681 327.6 2010.0 0.671 325.4 2011.0 0.662 323.1 2012.0 0.654 320.8 2013.0 0.645 318.4 2014.0 0.637 315.9 2015.0 0.630 313.4 2016.0 0.622 310.8 2017.0 0.615 308.1 2018.0 0.608 305.4 2019.0 0.602 302.6 2020.0 0.595 299.8 2021.0 0.589 296.9 2022.0 0.584 293.9 2023.0 0.579 290.9 2024.0 0.573 287.8 2025.0 0.568 284.7 2026.0 0.564 281.6 2027.0 0.559 278.3 2028.0 0.555 275.1 2029.0 0.550 271.7 2030.0 0.546 268.3 2031.0 0.542 264.9 2032.0 0.537 261.4 2033.0 0.533 257.9 2034.0 0.528 254.3 2035.0 0.524 250.6 2036.0 0.519 246.9 2037.0 0.515 243.1 2038.0 0.510 239.2 2039.0 0.506 235.2 2040.0 0.502 231.2 2041.0 0.498 227.2 2042.0 0.494 223.0 2043.0 0.491 218.9 2044.0 0.488 214.6 2045.0 0.487 210.3 2046.0 0.485 206.0 2047.0 0.485 201.7 2048.0 0.486 197.4 2049.0 0.488 193.1 2050.0 0.490 188.9 2051.0 0.494 184.7 2052.0 0.499 180.5 2053.0 0.506 176.5 2054.0 0.513 172.6 2055.0 0.521 168.8 2056.0 0.530 165.1 2057.0 0.540 161.6 2058.0 0.551 158.2 2059.0 0.563 154.9 2060.0 0.576 151.8 2061.0 0.589 148.8 2062.0 0.602 145.9 2063.0 0.616 143.1 2064.0 0.631 140.5 2065.0 0.646 138.0 2066.0 0.661 135.7 2067.0 0.676 133.4 2068.0 0.692 131.2 2069.0 0.708 129.1 2070.0 0.724 127.2 2071.0 0.740 125.3 2072.0 0.756 123.4 2073.0 0.772 121.7 2074.0 0.788 120.0 2075.0 0.804 118.4 2076.0 0.820 116.9 2077.0 0.835 115.4 2078.0 0.851 114.0 2079.0 0.867 112.6 2080.0 0.882 111.3 2081.0 0.898 110.0 2082.0 0.913 108.7 2083.0 0.928 107.5 2084.0 0.943 106.4 2085.0 0.958 105.2 2086.0 0.972 104.2 2087.0 0.987 103.1 2088.0 1.001 102.1 2089.0 1.015 101.1 2090.0 1.029 100.1 2091.0 1.042 99.1 2092.0 1.056 98.2 2093.0 1.069 97.3 2094.0 1.082 96.4 2095.0 1.095 95.6 2096.0 1.107 94.7 2097.0 1.119 93.9 2098.0 1.132 93.1 2099.0 1.143 92.3 2100.0 1.155 91.6 2101.0 1.167 90.8 2102.0 1.178 90.1 2103.0 1.189 89.3 2104.0 1.200 88.6 2105.0 1.210 87.9 2106.0 1.221 87.2 2107.0 1.231 86.6 2108.0 1.241 85.9 2109.0 1.251 85.2 2110.0 1.260 84.6 2111.0 1.270 84.0 2112.0 1.279 83.3 2113.0 1.288 82.7 2114.0 1.296 82.1 2115.0 1.305 81.5 2116.0 1.313 80.9 2117.0 1.321 80.3 2118.0 1.329 79.8 2119.0 1.337 79.2 2120.0 1.344 78.6 2121.0 1.352 78.1 2122.0 1.359 77.5 2123.0 1.366 77.0 2124.0 1.372 76.4 2125.0 1.379 75.9 2126.0 1.385 75.3 2127.0 1.391 74.8 2128.0 1.397 74.3 2129.0 1.402 73.8 2130.0 1.408 73.3 2131.0 1.413 72.8 2132.0 1.418 72.2 2133.0 1.423 71.7 2134.0 1.428 71.2 2135.0 1.432 70.7 2136.0 1.437 70.2 2137.0 1.441 69.8 2138.0 1.445 69.3 2139.0 1.448 68.8 2140.0 1.452 68.3 2141.0 1.455 67.8 2142.0 1.459 67.3 2143.0 1.462 66.9 2144.0 1.464 66.4 2145.0 1.467 65.9 2146.0 1.469 65.4 2147.0 1.472 65.0 2148.0 1.474 64.5 2149.0 1.476 64.0 2150.0 1.477 63.6 2151.0 1.479 63.1 2152.0 1.480 62.6 2153.0 1.481 62.2