| WDS: | A764AB | WDS ID/Discoverer |
| P: | 470.000 | Orbital period (years) |
| a: | 1.033 | Semi-major axis (arcseconds) |
| i: | 10.0 | Inclination (degrees) |
| Ω: | 110.8 | Longitude of ascending node (degrees) |
| T: | 1901.800 | Epoch of periastron passage (year) |
| e: | 0.552 | Eccentricity |
| ω: | 125.2 | Longitude of periastron (degrees) |
| Start-Year: | 1790.0 | Year |
| End-Year: | 2260.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A764AB |
||
| Position: | 212220.42+573354.6 | Epoch-2000 right ascension and declination |
| WDS-ID: | 21223+5734 | WDS designation |
| Discoverer Code: | A764AB | Discover designation and components |
| ADS number: | 14926 | Aitken Double Star catalog |
| HD number: | 203802 | HD catalog number |
| Hipparcos number: | 105522 | Hipparcos catalog number |
| V1: | 8.23 | Magnitude of the primary |
| V2: | 10.69 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2015 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Tok2023e | 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 1.317 23.03 -------------------------- 1790.00 1.267 94.42 1791.00 1.262 94.84 1792.00 1.256 95.26 1793.00 1.250 95.69 1794.00 1.245 96.12 1795.00 1.239 96.55 1796.00 1.233 96.99 1797.00 1.227 97.44 1798.00 1.221 97.88 1799.00 1.215 98.34 1800.00 1.209 98.79 1801.00 1.203 99.26 1802.00 1.196 99.72 1803.00 1.190 100.19 1804.00 1.184 100.67 1805.00 1.177 101.15 1806.00 1.171 101.64 1807.00 1.165 102.13 1808.00 1.158 102.63 1809.00 1.151 103.13 1810.00 1.145 103.64 1811.00 1.138 104.16 1812.00 1.131 104.68 1813.00 1.124 105.20 1814.00 1.117 105.74 1815.00 1.110 106.28 1816.00 1.103 106.83 1817.00 1.096 107.38 1818.00 1.089 107.94 1819.00 1.082 108.51 1820.00 1.075 109.09 1821.00 1.067 109.68 1822.00 1.060 110.27 1823.00 1.053 110.87 1824.00 1.045 111.48 1825.00 1.037 112.10 1826.00 1.030 112.73 1827.00 1.022 113.37 1828.00 1.014 114.01 1829.00 1.007 114.67 1830.00 0.999 115.34 1831.00 0.991 116.02 1832.00 0.983 116.71 1833.00 0.975 117.41 1834.00 0.967 118.12 1835.00 0.959 118.84 1836.00 0.950 119.58 1837.00 0.942 120.33 1838.00 0.934 121.09 1839.00 0.925 121.87 1840.00 0.917 122.66 1841.00 0.908 123.47 1842.00 0.900 124.29 1843.00 0.891 125.12 1844.00 0.882 125.98 1845.00 0.874 126.85 1846.00 0.865 127.74 1847.00 0.856 128.64 1848.00 0.847 129.57 1849.00 0.838 130.51 1850.00 0.829 131.48 1851.00 0.820 132.46 1852.00 0.811 133.47 1853.00 0.802 134.50 1854.00 0.793 135.56 1855.00 0.784 136.64 1856.00 0.775 137.74 1857.00 0.766 138.87 1858.00 0.756 140.03 1859.00 0.747 141.22 1860.00 0.738 142.44 1861.00 0.728 143.69 1862.00 0.719 144.97 1863.00 0.710 146.29 1864.00 0.700 147.64 1865.00 0.691 149.02 1866.00 0.682 150.45 1867.00 0.672 151.91 1868.00 0.663 153.42 1869.00 0.654 154.97 1870.00 0.645 156.56 1871.00 0.636 158.20 1872.00 0.626 159.88 1873.00 0.617 161.62 1874.00 0.608 163.40 1875.00 0.600 165.24 1876.00 0.591 167.14 1877.00 0.582 169.09 1878.00 0.574 171.10 1879.00 0.565 173.17 1880.00 0.557 175.30 1881.00 0.549 177.49 1882.00 0.541 179.75 1883.00 0.534 182.07 1884.00 0.526 184.46 1885.00 0.519 186.91 1886.00 0.513 189.43 1887.00 0.506 192.02 1888.00 0.500 194.68 1889.00 0.494 197.39 1890.00 0.489 200.17 1891.00 0.484 203.01 1892.00 0.479 205.91 1893.00 0.475 208.87 1894.00 0.471 211.87 1895.00 0.468 214.92 1896.00 0.465 218.01 1897.00 0.462 221.14 1898.00 0.460 224.29 1899.00 0.459 227.47 1900.00 0.458 230.66 1901.00 0.458 233.85 1902.00 0.458 237.05 1903.00 0.459 240.25 1904.00 0.460 243.43 1905.00 0.462 246.58 1906.00 0.464 249.72 1907.00 0.467 252.81 1908.00 0.470 255.87 1909.00 0.474 258.89 1910.00 0.478 261.86 1911.00 0.482 264.77 1912.00 0.487 267.63 1913.00 0.492 270.43 1914.00 0.498 273.17 1915.00 0.503 275.85 1916.00 0.510 278.47 1917.00 0.516 281.02 1918.00 0.523 283.51 1919.00 0.530 285.93 1920.00 0.537 288.30 1921.00 0.544 290.59 1922.00 0.552 292.83 1923.00 0.559 295.00 1924.00 0.567 297.12 1925.00 0.575 299.17 1926.00 0.583 301.17 1927.00 0.592 303.12 1928.00 0.600 305.01 1929.00 0.608 306.85 1930.00 0.617 308.63 1931.00 0.626 310.37 1932.00 0.634 312.07 1933.00 0.643 313.71 1934.00 0.652 315.31 1935.00 0.660 316.87 1936.00 0.669 318.39 1937.00 0.678 319.87 1938.00 0.687 321.31 1939.00 0.696 322.72 1940.00 0.705 324.08 1941.00 0.714 325.42 1942.00 0.722 326.72 1943.00 0.731 327.99 1944.00 0.740 329.23 1945.00 0.749 330.44 1946.00 0.758 331.63 1947.00 0.766 332.78 1948.00 0.775 333.91 1949.00 0.784 335.02 1950.00 0.793 336.10 1951.00 0.801 337.15 1952.00 0.810 338.19 1953.00 0.819 339.20 1954.00 0.827 340.19 1955.00 0.836 341.16 1956.00 0.844 342.11 1957.00 0.853 343.05 1958.00 0.861 343.96 1959.00 0.869 344.86 1960.00 0.878 345.74 1961.00 0.886 346.60 1962.00 0.894 347.45 1963.00 0.902 348.28 1964.00 0.911 349.09 1965.00 0.919 349.90 1966.00 0.927 350.68 1967.00 0.935 351.46 1968.00 0.943 352.22 1969.00 0.951 352.97 1970.00 0.958 353.71 1971.00 0.966 354.43 1972.00 0.974 355.15 1973.00 0.982 355.85 1974.00 0.989 356.54 1975.00 0.997 357.22 1976.00 1.004 357.89 1977.00 1.012 358.55 1978.00 1.019 359.20 1979.00 1.027 359.84 1980.00 1.034 0.47 1981.00 1.041 1.10 1982.00 1.049 1.71 1983.00 1.056 2.32 1984.00 1.063 2.92 1985.00 1.070 3.51 1986.00 1.077 4.09 1987.00 1.084 4.66 1988.00 1.091 5.23 1989.00 1.098 5.79 1990.00 1.104 6.35 1991.00 1.111 6.89 1992.00 1.118 7.43 1993.00 1.124 7.97 1994.00 1.131 8.50 1995.00 1.138 9.02 1996.00 1.144 9.53 1997.00 1.150 10.04 1998.00 1.157 10.55 1999.00 1.163 11.05 2000.00 1.169 11.54 2001.00 1.176 12.03 2002.00 1.182 12.51 2003.00 1.188 12.99 2004.00 1.194 13.46 2005.00 1.200 13.93 2006.00 1.206 14.39 2007.00 1.212 14.85 2008.00 1.218 15.31 2009.00 1.224 15.76 2010.00 1.229 16.20 2011.00 1.235 16.65 2012.00 1.241 17.09 2013.00 1.246 17.52 2014.00 1.252 17.95 2015.00 1.257 18.38 2016.00 1.263 18.80 2017.00 1.268 19.22 2018.00 1.274 19.63 2019.00 1.279 20.05 2020.00 1.284 20.45 2021.00 1.289 20.86 2022.00 1.294 21.26 2023.00 1.300 21.66 2024.00 1.305 22.06 2025.00 1.310 22.45 2026.00 1.315 22.84 2027.00 1.320 23.23 2028.00 1.324 23.61 2029.00 1.329 23.99 2030.00 1.334 24.37 2031.00 1.339 24.75 2032.00 1.343 25.12 2033.00 1.348 25.49 2034.00 1.353 25.86 2035.00 1.357 26.22 2036.00 1.362 26.59 2037.00 1.366 26.95 2038.00 1.370 27.31 2039.00 1.375 27.66 2040.00 1.379 28.02 2041.00 1.383 28.37 2042.00 1.388 28.72 2043.00 1.392 29.07 2044.00 1.396 29.41 2045.00 1.400 29.75 2046.00 1.404 30.10 2047.00 1.408 30.44 2048.00 1.412 30.77 2049.00 1.416 31.11 2050.00 1.419 31.44 2051.00 1.423 31.78 2052.00 1.427 32.11 2053.00 1.431 32.43 2054.00 1.434 32.76 2055.00 1.438 33.09 2056.00 1.442 33.41 2057.00 1.445 33.73 2058.00 1.449 34.05 2059.00 1.452 34.37 2060.00 1.455 34.69 2061.00 1.459 35.01 2062.00 1.462 35.32 2063.00 1.465 35.63 2064.00 1.468 35.95 2065.00 1.472 36.26 2066.00 1.475 36.57 2067.00 1.478 36.87 2068.00 1.481 37.18 2069.00 1.484 37.49 2070.00 1.487 37.79 2071.00 1.490 38.09 2072.00 1.492 38.40 2073.00 1.495 38.70 2074.00 1.498 39.00 2075.00 1.501 39.29 2076.00 1.503 39.59 2077.00 1.506 39.89 2078.00 1.509 40.18 2079.00 1.511 40.48 2080.00 1.514 40.77 2081.00 1.516 41.06 2082.00 1.519 41.36 2083.00 1.521 41.65 2084.00 1.523 41.94 2085.00 1.526 42.22 2086.00 1.528 42.51 2087.00 1.530 42.80 2088.00 1.532 43.09 2089.00 1.534 43.37 2090.00 1.536 43.66 2091.00 1.539 43.94 2092.00 1.541 44.22 2093.00 1.542 44.51 2094.00 1.544 44.79 2095.00 1.546 45.07 2096.00 1.548 45.35 2097.00 1.550 45.63 2098.00 1.552 45.91 2099.00 1.553 46.19 2100.00 1.555 46.46 2101.00 1.557 46.74 2102.00 1.558 47.02 2103.00 1.560 47.29 2104.00 1.561 47.57 2105.00 1.563 47.85 2106.00 1.564 48.12 2107.00 1.565 48.39 2108.00 1.567 48.67 2109.00 1.568 48.94 2110.00 1.569 49.21 2111.00 1.570 49.49 2112.00 1.572 49.76 2113.00 1.573 50.03 2114.00 1.574 50.30 2115.00 1.575 50.57 2116.00 1.576 50.84 2117.00 1.577 51.11 2118.00 1.578 51.38 2119.00 1.579 51.65 2120.00 1.579 51.92 2121.00 1.580 52.19 2122.00 1.581 52.46 2123.00 1.582 52.73 2124.00 1.582 53.00 2125.00 1.583 53.26 2126.00 1.583 53.53 2127.00 1.584 53.80 2128.00 1.584 54.07 2129.00 1.585 54.33 2130.00 1.585 54.60 2131.00 1.586 54.87 2132.00 1.586 55.13 2133.00 1.586 55.40 2134.00 1.587 55.67 2135.00 1.587 55.93 2136.00 1.587 56.20 2137.00 1.587 56.47 2138.00 1.587 56.73 2139.00 1.587 57.00 2140.00 1.587 57.27 2141.00 1.587 57.53 2142.00 1.587 57.80 2143.00 1.587 58.07 2144.00 1.587 58.33 2145.00 1.586 58.60 2146.00 1.586 58.87 2147.00 1.586 59.13 2148.00 1.586 59.40 2149.00 1.585 59.67 2150.00 1.585 59.93 2151.00 1.584 60.20 2152.00 1.584 60.47 2153.00 1.583 60.74 2154.00 1.583 61.00 2155.00 1.582 61.27 2156.00 1.581 61.54 2157.00 1.581 61.81 2158.00 1.580 62.08 2159.00 1.579 62.35 2160.00 1.578 62.62 2161.00 1.577 62.89 2162.00 1.576 63.16 2163.00 1.575 63.43 2164.00 1.574 63.70 2165.00 1.573 63.97 2166.00 1.572 64.24 2167.00 1.571 64.51 2168.00 1.570 64.78 2169.00 1.569 65.06 2170.00 1.567 65.33 2171.00 1.566 65.60 2172.00 1.565 65.88 2173.00 1.563 66.15 2174.00 1.562 66.42 2175.00 1.561 66.70 2176.00 1.559 66.98 2177.00 1.557 67.25 2178.00 1.556 67.53 2179.00 1.554 67.81 2180.00 1.552 68.09 2181.00 1.551 68.36 2182.00 1.549 68.64 2183.00 1.547 68.92 2184.00 1.545 69.20 2185.00 1.543 69.49 2186.00 1.541 69.77 2187.00 1.539 70.05 2188.00 1.537 70.33 2189.00 1.535 70.62 2190.00 1.533 70.90 2191.00 1.531 71.19 2192.00 1.529 71.48 2193.00 1.526 71.76 2194.00 1.524 72.05 2195.00 1.522 72.34 2196.00 1.519 72.63 2197.00 1.517 72.92 2198.00 1.514 73.22 2199.00 1.512 73.51 2200.00 1.509 73.80 2201.00 1.507 74.10 2202.00 1.504 74.39 2203.00 1.501 74.69 2204.00 1.499 74.99 2205.00 1.496 75.29 2206.00 1.493 75.59 2207.00 1.490 75.89 2208.00 1.487 76.19 2209.00 1.484 76.50 2210.00 1.481 76.80 2211.00 1.478 77.11 2212.00 1.475 77.42 2213.00 1.472 77.73 2214.00 1.468 78.04 2215.00 1.465 78.35 2216.00 1.462 78.66 2217.00 1.459 78.98 2218.00 1.455 79.29 2219.00 1.452 79.61 2220.00 1.448 79.93 2221.00 1.445 80.25 2222.00 1.441 80.57 2223.00 1.437 80.90 2224.00 1.434 81.22 2225.00 1.430 81.55 2226.00 1.426 81.88 2227.00 1.422 82.21 2228.00 1.418 82.54 2229.00 1.414 82.88 2230.00 1.410 83.22 2231.00 1.406 83.55 2232.00 1.402 83.89 2233.00 1.398 84.24 2234.00 1.394 84.58 2235.00 1.390 84.93 2236.00 1.386 85.28 2237.00 1.381 85.63 2238.00 1.377 85.98 2239.00 1.372 86.33 2240.00 1.368 86.69 2241.00 1.363 87.05 2242.00 1.359 87.41 2243.00 1.354 87.78 2244.00 1.349 88.15 2245.00 1.345 88.52 2246.00 1.340 88.89 2247.00 1.335 89.26 2248.00 1.330 89.64 2249.00 1.325 90.02 2250.00 1.320 90.41 2251.00 1.315 90.79 2252.00 1.310 91.18 2253.00 1.305 91.58 2254.00 1.300 91.97 2255.00 1.294 92.37 2256.00 1.289 92.77 2257.00 1.284 93.18 2258.00 1.278 93.59 2259.00 1.273 94.00
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 18:25:54 |