| WDS: | STT20AB | WDS ID/Discoverer |
| P: | 343.000 | Orbital period (years) |
| a: | 0.704 | Semi-major axis (arcseconds) |
| i: | 129.9 | Inclination (degrees) |
| Ω: | 120.9 | Longitude of ascending node (degrees) |
| T: | 1904.000 | Epoch of periastron passage (year) |
| e: | 0.292 | Eccentricity |
| ω: | 151.2 | Longitude of periastron (degrees) |
| Start-Year: | 1853.5 | Year |
| End-Year: | 2196.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STT20AB |
||
| Position: | 005435.22+191118.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 00546+1911 | WDS designation |
| Discoverer Code: | STT20AB | Discover designation and components |
| ADS number: | 746 | Aitken Double Star catalog |
| HD number: | 5267 | HD catalog number |
| Hipparcos number: | 4267 | Hipparcos catalog number |
| V1: | 6.12 | Magnitude of the primary |
| V2: | 7.19 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2010 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Doc2014a | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.646 168.21 -------------------------- 1853.50 0.449 65.79 1854.50 0.442 64.18 1855.50 0.435 62.52 1856.50 0.428 60.81 1857.50 0.422 59.04 1858.50 0.416 57.22 1859.50 0.410 55.35 1860.50 0.404 53.42 1861.50 0.398 51.43 1862.50 0.393 49.39 1863.50 0.388 47.30 1864.50 0.383 45.15 1865.50 0.379 42.96 1866.50 0.375 40.71 1867.50 0.371 38.41 1868.50 0.368 36.08 1869.50 0.365 33.70 1870.50 0.362 31.29 1871.50 0.360 28.84 1872.50 0.359 26.37 1873.50 0.358 23.89 1874.50 0.357 21.38 1875.50 0.356 18.87 1876.50 0.357 16.36 1877.50 0.357 13.85 1878.50 0.358 11.36 1879.50 0.359 8.87 1880.50 0.361 6.41 1881.50 0.363 3.98 1882.50 0.366 1.58 1883.50 0.368 359.21 1884.50 0.372 356.88 1885.50 0.375 354.59 1886.50 0.379 352.34 1887.50 0.383 350.14 1888.50 0.387 347.98 1889.50 0.391 345.88 1890.50 0.396 343.82 1891.50 0.401 341.80 1892.50 0.406 339.84 1893.50 0.411 337.92 1894.50 0.416 336.05 1895.50 0.421 334.23 1896.50 0.426 332.45 1897.50 0.431 330.71 1898.50 0.436 329.01 1899.50 0.441 327.35 1900.50 0.446 325.73 1901.50 0.451 324.14 1902.50 0.456 322.59 1903.50 0.461 321.07 1904.50 0.465 319.58 1905.50 0.470 318.13 1906.50 0.474 316.69 1907.50 0.479 315.29 1908.50 0.483 313.91 1909.50 0.487 312.55 1910.50 0.490 311.21 1911.50 0.494 309.89 1912.50 0.497 308.59 1913.50 0.500 307.31 1914.50 0.503 306.04 1915.50 0.506 304.78 1916.50 0.508 303.54 1917.50 0.510 302.31 1918.50 0.512 301.09 1919.50 0.514 299.88 1920.50 0.516 298.68 1921.50 0.517 297.48 1922.50 0.518 296.29 1923.50 0.519 295.11 1924.50 0.520 293.93 1925.50 0.521 292.75 1926.50 0.521 291.57 1927.50 0.521 290.40 1928.50 0.521 289.23 1929.50 0.521 288.05 1930.50 0.521 286.88 1931.50 0.520 285.70 1932.50 0.520 284.52 1933.50 0.519 283.34 1934.50 0.518 282.15 1935.50 0.517 280.96 1936.50 0.516 279.76 1937.50 0.514 278.56 1938.50 0.513 277.35 1939.50 0.512 276.13 1940.50 0.510 274.91 1941.50 0.508 273.68 1942.50 0.506 272.44 1943.50 0.505 271.19 1944.50 0.503 269.93 1945.50 0.501 268.67 1946.50 0.499 267.39 1947.50 0.497 266.10 1948.50 0.495 264.81 1949.50 0.493 263.50 1950.50 0.491 262.18 1951.50 0.489 260.85 1952.50 0.487 259.51 1953.50 0.485 258.16 1954.50 0.483 256.80 1955.50 0.482 255.43 1956.50 0.480 254.05 1957.50 0.478 252.66 1958.50 0.476 251.26 1959.50 0.475 249.85 1960.50 0.473 248.43 1961.50 0.472 247.00 1962.50 0.471 245.56 1963.50 0.470 244.12 1964.50 0.469 242.67 1965.50 0.468 241.21 1966.50 0.467 239.75 1967.50 0.466 238.28 1968.50 0.466 236.81 1969.50 0.465 235.34 1970.50 0.465 233.86 1971.50 0.465 232.39 1972.50 0.465 230.91 1973.50 0.465 229.43 1974.50 0.465 227.95 1975.50 0.466 226.48 1976.50 0.466 225.01 1977.50 0.467 223.54 1978.50 0.468 222.08 1979.50 0.469 220.63 1980.50 0.470 219.18 1981.50 0.472 217.75 1982.50 0.473 216.32 1983.50 0.475 214.90 1984.50 0.477 213.49 1985.50 0.479 212.09 1986.50 0.481 210.70 1987.50 0.483 209.33 1988.50 0.486 207.97 1989.50 0.488 206.63 1990.50 0.491 205.30 1991.50 0.494 203.98 1992.50 0.497 202.68 1993.50 0.500 201.40 1994.50 0.503 200.13 1995.50 0.507 198.88 1996.50 0.510 197.64 1997.50 0.514 196.42 1998.50 0.517 195.22 1999.50 0.521 194.04 2000.50 0.525 192.87 2001.50 0.529 191.72 2002.50 0.533 190.59 2003.50 0.537 189.47 2004.50 0.541 188.38 2005.50 0.546 187.30 2006.50 0.550 186.23 2007.50 0.554 185.19 2008.50 0.559 184.16 2009.50 0.563 183.14 2010.50 0.568 182.15 2011.50 0.573 181.17 2012.50 0.577 180.20 2013.50 0.582 179.25 2014.50 0.587 178.32 2015.50 0.592 177.40 2016.50 0.597 176.50 2017.50 0.601 175.61 2018.50 0.606 174.73 2019.50 0.611 173.87 2020.50 0.616 173.02 2021.50 0.621 172.19 2022.50 0.626 171.37 2023.50 0.631 170.56 2024.50 0.636 169.77 2025.50 0.641 168.98 2026.50 0.646 168.21 2027.50 0.651 167.45 2028.50 0.656 166.71 2029.50 0.661 165.97 2030.50 0.666 165.25 2031.50 0.671 164.53 2032.50 0.676 163.83 2033.50 0.681 163.13 2034.50 0.685 162.45 2035.50 0.690 161.78 2036.50 0.695 161.11 2037.50 0.700 160.45 2038.50 0.705 159.81 2039.50 0.709 159.17 2040.50 0.714 158.54 2041.50 0.719 157.92 2042.50 0.723 157.30 2043.50 0.728 156.70 2044.50 0.733 156.10 2045.50 0.737 155.51 2046.50 0.741 154.92 2047.50 0.746 154.35 2048.50 0.750 153.78 2049.50 0.755 153.21 2050.50 0.759 152.66 2051.50 0.763 152.10 2052.50 0.767 151.56 2053.50 0.771 151.02 2054.50 0.775 150.49 2055.50 0.779 149.96 2056.50 0.783 149.44 2057.50 0.787 148.92 2058.50 0.791 148.41 2059.50 0.795 147.90 2060.50 0.798 147.40 2061.50 0.802 146.90 2062.50 0.806 146.40 2063.50 0.809 145.91 2064.50 0.812 145.43 2065.50 0.816 144.95 2066.50 0.819 144.47 2067.50 0.822 143.99 2068.50 0.825 143.52 2069.50 0.828 143.06 2070.50 0.831 142.59 2071.50 0.834 142.13 2072.50 0.837 141.68 2073.50 0.840 141.22 2074.50 0.843 140.77 2075.50 0.845 140.32 2076.50 0.848 139.88 2077.50 0.850 139.44 2078.50 0.852 139.00 2079.50 0.855 138.56 2080.50 0.857 138.12 2081.50 0.859 137.69 2082.50 0.861 137.26 2083.50 0.863 136.83 2084.50 0.865 136.40 2085.50 0.867 135.97 2086.50 0.868 135.55 2087.50 0.870 135.13 2088.50 0.871 134.71 2089.50 0.873 134.29 2090.50 0.874 133.87 2091.50 0.875 133.45 2092.50 0.876 133.04 2093.50 0.877 132.62 2094.50 0.878 132.21 2095.50 0.879 131.79 2096.50 0.880 131.38 2097.50 0.881 130.97 2098.50 0.881 130.56 2099.50 0.882 130.15 2100.50 0.882 129.74 2101.50 0.882 129.33 2102.50 0.882 128.92 2103.50 0.882 128.51 2104.50 0.882 128.10 2105.50 0.882 127.69 2106.50 0.882 127.28 2107.50 0.882 126.87 2108.50 0.881 126.45 2109.50 0.881 126.04 2110.50 0.880 125.63 2111.50 0.879 125.22 2112.50 0.878 124.81 2113.50 0.877 124.39 2114.50 0.876 123.98 2115.50 0.875 123.56 2116.50 0.874 123.14 2117.50 0.873 122.73 2118.50 0.871 122.31 2119.50 0.870 121.88 2120.50 0.868 121.46 2121.50 0.866 121.04 2122.50 0.864 120.61 2123.50 0.862 120.18 2124.50 0.860 119.75 2125.50 0.858 119.32 2126.50 0.855 118.88 2127.50 0.853 118.45 2128.50 0.850 118.01 2129.50 0.848 117.56 2130.50 0.845 117.12 2131.50 0.842 116.67 2132.50 0.839 116.22 2133.50 0.836 115.76 2134.50 0.833 115.30 2135.50 0.829 114.84 2136.50 0.826 114.38 2137.50 0.822 113.91 2138.50 0.818 113.43 2139.50 0.815 112.95 2140.50 0.811 112.47 2141.50 0.807 111.98 2142.50 0.803 111.49 2143.50 0.798 110.99 2144.50 0.794 110.49 2145.50 0.790 109.98 2146.50 0.785 109.46 2147.50 0.780 108.94 2148.50 0.775 108.41 2149.50 0.771 107.88 2150.50 0.765 107.34 2151.50 0.760 106.79 2152.50 0.755 106.24 2153.50 0.750 105.67 2154.50 0.744 105.10 2155.50 0.739 104.52 2156.50 0.733 103.93 2157.50 0.727 103.33 2158.50 0.721 102.72 2159.50 0.715 102.11 2160.50 0.709 101.48 2161.50 0.703 100.84 2162.50 0.697 100.19 2163.50 0.691 99.52 2164.50 0.684 98.85 2165.50 0.678 98.16 2166.50 0.671 97.46 2167.50 0.664 96.74 2168.50 0.657 96.01 2169.50 0.650 95.26 2170.50 0.643 94.50 2171.50 0.636 93.72 2172.50 0.629 92.92 2173.50 0.622 92.11 2174.50 0.615 91.27 2175.50 0.607 90.42 2176.50 0.600 89.54 2177.50 0.592 88.64 2178.50 0.585 87.72 2179.50 0.577 86.78 2180.50 0.570 85.81 2181.50 0.562 84.81 2182.50 0.554 83.79 2183.50 0.547 82.74 2184.50 0.539 81.65 2185.50 0.531 80.54 2186.50 0.524 79.39 2187.50 0.516 78.21 2188.50 0.508 76.99 2189.50 0.501 75.74 2190.50 0.493 74.45 2191.50 0.486 73.11 2192.50 0.478 71.74 2193.50 0.471 70.32 2194.50 0.463 68.86 2195.50 0.456 67.35
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 14:44:58 |