| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:10:35 |
| WDS: | A378 | WDS ID/Discoverer |
| P: | 591.302 | Orbital period (years) |
| a: | 1.57387 | Semi-major axis (arcseconds) |
| i: | 95.414 | Inclination (degrees) |
| Ω: | 108.095 | Longitude of ascending node (degrees) |
| T: | 2060.824 | Epoch of periastron passage (year) |
| e: | 0.70961 | Eccentricity |
| ω: | 256.252 | Longitude of periastron (degrees) |
| Start-Year: | 1730.0 | Year |
| End-Year: | 2320.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 195922.02+320628.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19594+3206 | WDS designation |
| Discoverer Code: | A378 | Discover designation and components |
| ADS number: | 13212 | Aitken Double Star catalog |
| HD number: | 189549 | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 8.48 | Magnitude of the primary |
| V2: | 8.98 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2013 | Date of last observation |
| Orbit grade: | 5 | 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 0.834 290.9 ------------------------- 1730.0 0.897 92.7 1731.0 0.891 92.6 1732.0 0.885 92.5 1733.0 0.880 92.3 1734.0 0.874 92.2 1735.0 0.868 92.1 1736.0 0.862 91.9 1737.0 0.856 91.8 1738.0 0.850 91.7 1739.0 0.844 91.5 1740.0 0.838 91.4 1741.0 0.832 91.2 1742.0 0.826 91.1 1743.0 0.821 91.0 1744.0 0.815 90.8 1745.0 0.809 90.7 1746.0 0.803 90.5 1747.0 0.797 90.3 1748.0 0.790 90.2 1749.0 0.784 90.0 1750.0 0.778 89.9 1751.0 0.772 89.7 1752.0 0.766 89.5 1753.0 0.760 89.3 1754.0 0.754 89.2 1755.0 0.748 89.0 1756.0 0.742 88.8 1757.0 0.736 88.6 1758.0 0.730 88.4 1759.0 0.723 88.3 1760.0 0.717 88.1 1761.0 0.711 87.9 1762.0 0.705 87.7 1763.0 0.699 87.5 1764.0 0.693 87.3 1765.0 0.686 87.0 1766.0 0.680 86.8 1767.0 0.674 86.6 1768.0 0.668 86.4 1769.0 0.662 86.2 1770.0 0.655 85.9 1771.0 0.649 85.7 1772.0 0.643 85.5 1773.0 0.637 85.2 1774.0 0.631 85.0 1775.0 0.624 84.7 1776.0 0.618 84.4 1777.0 0.612 84.2 1778.0 0.606 83.9 1779.0 0.599 83.6 1780.0 0.593 83.3 1781.0 0.587 83.1 1782.0 0.581 82.8 1783.0 0.574 82.5 1784.0 0.568 82.2 1785.0 0.562 81.8 1786.0 0.556 81.5 1787.0 0.550 81.2 1788.0 0.543 80.9 1789.0 0.537 80.5 1790.0 0.531 80.2 1791.0 0.525 79.8 1792.0 0.519 79.4 1793.0 0.512 79.1 1794.0 0.506 78.7 1795.0 0.500 78.3 1796.0 0.494 77.9 1797.0 0.488 77.5 1798.0 0.482 77.0 1799.0 0.476 76.6 1800.0 0.470 76.1 1801.0 0.464 75.7 1802.0 0.458 75.2 1803.0 0.452 74.7 1804.0 0.446 74.2 1805.0 0.440 73.7 1806.0 0.434 73.2 1807.0 0.428 72.7 1808.0 0.422 72.1 1809.0 0.416 71.5 1810.0 0.410 70.9 1811.0 0.405 70.3 1812.0 0.399 69.7 1813.0 0.393 69.1 1814.0 0.387 68.4 1815.0 0.382 67.7 1816.0 0.376 67.0 1817.0 0.371 66.3 1818.0 0.365 65.6 1819.0 0.360 64.8 1820.0 0.355 64.0 1821.0 0.349 63.2 1822.0 0.344 62.4 1823.0 0.339 61.5 1824.0 0.334 60.6 1825.0 0.329 59.7 1826.0 0.324 58.8 1827.0 0.319 57.8 1828.0 0.314 56.8 1829.0 0.309 55.8 1830.0 0.305 54.7 1831.0 0.300 53.6 1832.0 0.296 52.5 1833.0 0.292 51.3 1834.0 0.288 50.1 1835.0 0.283 48.9 1836.0 0.280 47.6 1837.0 0.276 46.3 1838.0 0.272 45.0 1839.0 0.269 43.6 1840.0 0.265 42.2 1841.0 0.262 40.8 1842.0 0.259 39.3 1843.0 0.256 37.8 1844.0 0.254 36.3 1845.0 0.251 34.7 1846.0 0.249 33.1 1847.0 0.247 31.4 1848.0 0.245 29.8 1849.0 0.243 28.1 1850.0 0.241 26.4 1851.0 0.240 24.7 1852.0 0.239 22.9 1853.0 0.238 21.1 1854.0 0.238 19.4 1855.0 0.237 17.6 1856.0 0.237 15.8 1857.0 0.237 14.0 1858.0 0.237 12.2 1859.0 0.238 10.5 1860.0 0.238 8.7 1861.0 0.239 6.9 1862.0 0.240 5.2 1863.0 0.242 3.5 1864.0 0.243 1.8 1865.0 0.245 0.1 1866.0 0.247 358.4 1867.0 0.249 356.8 1868.0 0.251 355.2 1869.0 0.254 353.6 1870.0 0.257 352.1 1871.0 0.260 350.6 1872.0 0.263 349.1 1873.0 0.266 347.7 1874.0 0.269 346.3 1875.0 0.273 344.9 1876.0 0.276 343.6 1877.0 0.280 342.3 1878.0 0.284 341.0 1879.0 0.288 339.8 1880.0 0.292 338.6 1881.0 0.297 337.5 1882.0 0.301 336.3 1883.0 0.305 335.2 1884.0 0.310 334.2 1885.0 0.315 333.1 1886.0 0.319 332.2 1887.0 0.324 331.2 1888.0 0.329 330.2 1889.0 0.334 329.3 1890.0 0.339 328.4 1891.0 0.344 327.6 1892.0 0.350 326.8 1893.0 0.355 326.0 1894.0 0.360 325.2 1895.0 0.366 324.4 1896.0 0.371 323.7 1897.0 0.376 322.9 1898.0 0.382 322.2 1899.0 0.387 321.6 1900.0 0.393 320.9 1901.0 0.399 320.3 1902.0 0.404 319.7 1903.0 0.410 319.0 1904.0 0.416 318.5 1905.0 0.422 317.9 1906.0 0.427 317.3 1907.0 0.433 316.8 1908.0 0.439 316.3 1909.0 0.445 315.7 1910.0 0.451 315.2 1911.0 0.456 314.8 1912.0 0.462 314.3 1913.0 0.468 313.8 1914.0 0.474 313.4 1915.0 0.480 312.9 1916.0 0.486 312.5 1917.0 0.492 312.1 1918.0 0.498 311.7 1919.0 0.504 311.3 1920.0 0.510 310.9 1921.0 0.516 310.5 1922.0 0.521 310.1 1923.0 0.527 309.8 1924.0 0.533 309.4 1925.0 0.539 309.1 1926.0 0.545 308.7 1927.0 0.551 308.4 1928.0 0.557 308.1 1929.0 0.563 307.7 1930.0 0.569 307.4 1931.0 0.575 307.1 1932.0 0.580 306.8 1933.0 0.586 306.5 1934.0 0.592 306.2 1935.0 0.598 305.9 1936.0 0.604 305.7 1937.0 0.610 305.4 1938.0 0.615 305.1 1939.0 0.621 304.9 1940.0 0.627 304.6 1941.0 0.632 304.4 1942.0 0.638 304.1 1943.0 0.644 303.9 1944.0 0.649 303.6 1945.0 0.655 303.4 1946.0 0.660 303.2 1947.0 0.666 302.9 1948.0 0.671 302.7 1949.0 0.677 302.5 1950.0 0.682 302.3 1951.0 0.688 302.1 1952.0 0.693 301.8 1953.0 0.698 301.6 1954.0 0.704 301.4 1955.0 0.709 301.2 1956.0 0.714 301.0 1957.0 0.719 300.8 1958.0 0.724 300.6 1959.0 0.729 300.5 1960.0 0.735 300.3 1961.0 0.739 300.1 1962.0 0.744 299.9 1963.0 0.749 299.7 1964.0 0.754 299.5 1965.0 0.759 299.4 1966.0 0.764 299.2 1967.0 0.768 299.0 1968.0 0.773 298.9 1969.0 0.777 298.7 1970.0 0.782 298.5 1971.0 0.786 298.4 1972.0 0.791 298.2 1973.0 0.795 298.0 1974.0 0.799 297.9 1975.0 0.803 297.7 1976.0 0.807 297.6 1977.0 0.811 297.4 1978.0 0.815 297.3 1979.0 0.819 297.1 1980.0 0.822 297.0 1981.0 0.826 296.8 1982.0 0.830 296.7 1983.0 0.833 296.5 1984.0 0.836 296.4 1985.0 0.840 296.2 1986.0 0.843 296.1 1987.0 0.846 296.0 1988.0 0.849 295.8 1989.0 0.852 295.7 1990.0 0.854 295.5 1991.0 0.857 295.4 1992.0 0.859 295.3 1993.0 0.862 295.1 1994.0 0.864 295.0 1995.0 0.866 294.9 1996.0 0.868 294.7 1997.0 0.870 294.6 1998.0 0.871 294.5 1999.0 0.873 294.3 2000.0 0.874 294.2 2001.0 0.875 294.1 2002.0 0.876 293.9 2003.0 0.877 293.8 2004.0 0.878 293.7 2005.0 0.878 293.6 2006.0 0.878 293.4 2007.0 0.878 293.3 2008.0 0.878 293.2 2009.0 0.878 293.0 2010.0 0.877 292.9 2011.0 0.876 292.8 2012.0 0.875 292.6 2013.0 0.874 292.5 2014.0 0.872 292.4 2015.0 0.870 292.2 2016.0 0.868 292.1 2017.0 0.866 292.0 2018.0 0.863 291.8 2019.0 0.860 291.7 2020.0 0.856 291.6 2021.0 0.853 291.4 2022.0 0.848 291.3 2023.0 0.844 291.2 2024.0 0.839 291.0 2025.0 0.834 290.9 2026.0 0.828 290.7 2027.0 0.821 290.6 2028.0 0.815 290.4 2029.0 0.807 290.3 2030.0 0.800 290.1 2031.0 0.791 290.0 2032.0 0.782 289.8 2033.0 0.773 289.6 2034.0 0.762 289.5 2035.0 0.751 289.3 2036.0 0.740 289.1 2037.0 0.727 288.9 2038.0 0.714 288.7 2039.0 0.700 288.5 2040.0 0.685 288.3 2041.0 0.669 288.1 2042.0 0.653 287.9 2043.0 0.635 287.6 2044.0 0.616 287.4 2045.0 0.596 287.1 2046.0 0.575 286.8 2047.0 0.552 286.5 2048.0 0.529 286.2 2049.0 0.504 285.8 2050.0 0.478 285.4 2051.0 0.450 284.9 2052.0 0.421 284.4 2053.0 0.391 283.8 2054.0 0.359 283.0 2055.0 0.326 282.2 2056.0 0.292 281.1 2057.0 0.257 279.8 2058.0 0.221 278.0 2059.0 0.184 275.6 2060.0 0.147 271.8 2061.0 0.110 265.6 2062.0 0.075 253.4 2063.0 0.049 224.9 2064.0 0.047 175.6 2065.0 0.073 145.2 2066.0 0.107 132.3 2067.0 0.144 125.8 2068.0 0.181 122.0 2069.0 0.219 119.4 2070.0 0.255 117.6 2071.0 0.291 116.3 2072.0 0.327 115.2 2073.0 0.361 114.4 2074.0 0.395 113.7 2075.0 0.428 113.1 2076.0 0.459 112.6 2077.0 0.490 112.1 2078.0 0.520 111.7 2079.0 0.549 111.4 2080.0 0.577 111.1 2081.0 0.605 110.8 2082.0 0.631 110.5 2083.0 0.657 110.3 2084.0 0.682 110.1 2085.0 0.706 109.9 2086.0 0.729 109.7 2087.0 0.751 109.5 2088.0 0.773 109.3 2089.0 0.794 109.1 2090.0 0.815 109.0 2091.0 0.835 108.8 2092.0 0.854 108.7 2093.0 0.873 108.6 2094.0 0.891 108.4 2095.0 0.909 108.3 2096.0 0.926 108.2 2097.0 0.942 108.1 2098.0 0.958 108.0 2099.0 0.974 107.9 2100.0 0.989 107.8 2101.0 1.004 107.7 2102.0 1.018 107.6 2103.0 1.032 107.5 2104.0 1.045 107.4 2105.0 1.058 107.3 2106.0 1.071 107.2 2107.0 1.083 107.1 2108.0 1.095 107.0 2109.0 1.107 106.9 2110.0 1.118 106.9 2111.0 1.129 106.8 2112.0 1.139 106.7 2113.0 1.150 106.6 2114.0 1.160 106.5 2115.0 1.169 106.5 2116.0 1.179 106.4 2117.0 1.188 106.3 2118.0 1.197 106.3 2119.0 1.205 106.2 2120.0 1.214 106.1 2121.0 1.222 106.1 2122.0 1.230 106.0 2123.0 1.238 105.9 2124.0 1.245 105.9 2125.0 1.252 105.8 2126.0 1.259 105.7 2127.0 1.266 105.7 2128.0 1.273 105.6 2129.0 1.279 105.5 2130.0 1.285 105.5 2131.0 1.291 105.4 2132.0 1.297 105.4 2133.0 1.303 105.3 2134.0 1.308 105.2 2135.0 1.313 105.2 2136.0 1.318 105.1 2137.0 1.323 105.1 2138.0 1.328 105.0 2139.0 1.333 105.0 2140.0 1.337 104.9 2141.0 1.341 104.8 2142.0 1.345 104.8 2143.0 1.349 104.7 2144.0 1.353 104.7 2145.0 1.357 104.6 2146.0 1.360 104.6 2147.0 1.364 104.5 2148.0 1.367 104.5 2149.0 1.370 104.4 2150.0 1.373 104.4 2151.0 1.376 104.3 2152.0 1.379 104.2 2153.0 1.381 104.2 2154.0 1.384 104.1 2155.0 1.386 104.1 2156.0 1.388 104.0 2157.0 1.390 104.0 2158.0 1.393 103.9 2159.0 1.394 103.9 2160.0 1.396 103.8 2161.0 1.398 103.8 2162.0 1.399 103.7 2163.0 1.401 103.7 2164.0 1.402 103.6 2165.0 1.404 103.6 2166.0 1.405 103.5 2167.0 1.406 103.5 2168.0 1.407 103.4 2169.0 1.408 103.4 2170.0 1.408 103.3 2171.0 1.409 103.3 2172.0 1.410 103.2 2173.0 1.410 103.2 2174.0 1.411 103.1 2175.0 1.411 103.1 2176.0 1.411 103.0 2177.0 1.411 103.0 2178.0 1.411 102.9 2179.0 1.411 102.9 2180.0 1.411 102.8 2181.0 1.411 102.8 2182.0 1.411 102.7 2183.0 1.411 102.7 2184.0 1.410 102.6 2185.0 1.410 102.6 2186.0 1.409 102.5 2187.0 1.408 102.5 2188.0 1.408 102.4 2189.0 1.407 102.4 2190.0 1.406 102.3 2191.0 1.405 102.3 2192.0 1.404 102.2 2193.0 1.403 102.2 2194.0 1.402 102.1 2195.0 1.401 102.1 2196.0 1.400 102.0 2197.0 1.398 102.0 2198.0 1.397 101.9 2199.0 1.395 101.9 2200.0 1.394 101.8 2201.0 1.392 101.7 2202.0 1.391 101.7 2203.0 1.389 101.6 2204.0 1.387 101.6 2205.0 1.385 101.5 2206.0 1.383 101.5 2207.0 1.382 101.4 2208.0 1.380 101.4 2209.0 1.377 101.3 2210.0 1.375 101.3 2211.0 1.373 101.2 2212.0 1.371 101.2 2213.0 1.369 101.1 2214.0 1.366 101.1 2215.0 1.364 101.0 2216.0 1.362 101.0 2217.0 1.359 100.9 2218.0 1.357 100.8 2219.0 1.354 100.8 2220.0 1.351 100.7 2221.0 1.349 100.7 2222.0 1.346 100.6 2223.0 1.343 100.6 2224.0 1.340 100.5 2225.0 1.337 100.5 2226.0 1.335 100.4 2227.0 1.332 100.3 2228.0 1.329 100.3 2229.0 1.325 100.2 2230.0 1.322 100.2 2231.0 1.319 100.1 2232.0 1.316 100.1 2233.0 1.313 100.0 2234.0 1.309 99.9 2235.0 1.306 99.9 2236.0 1.303 99.8 2237.0 1.299 99.8 2238.0 1.296 99.7 2239.0 1.292 99.6 2240.0 1.289 99.6 2241.0 1.285 99.5 2242.0 1.282 99.5 2243.0 1.278 99.4 2244.0 1.274 99.3 2245.0 1.271 99.3 2246.0 1.267 99.2 2247.0 1.263 99.2 2248.0 1.259 99.1 2249.0 1.255 99.0 2250.0 1.251 99.0 2251.0 1.247 98.9 2252.0 1.243 98.8 2253.0 1.239 98.8 2254.0 1.235 98.7 2255.0 1.231 98.6 2256.0 1.227 98.6 2257.0 1.223 98.5 2258.0 1.219 98.4 2259.0 1.215 98.4 2260.0 1.210 98.3 2261.0 1.206 98.2 2262.0 1.202 98.2 2263.0 1.197 98.1 2264.0 1.193 98.0 2265.0 1.189 98.0 2266.0 1.184 97.9 2267.0 1.180 97.8 2268.0 1.175 97.7 2269.0 1.171 97.7 2270.0 1.166 97.6 2271.0 1.161 97.5 2272.0 1.157 97.4 2273.0 1.152 97.4 2274.0 1.147 97.3 2275.0 1.143 97.2 2276.0 1.138 97.1 2277.0 1.133 97.1 2278.0 1.128 97.0 2279.0 1.123 96.9 2280.0 1.119 96.8 2281.0 1.114 96.7 2282.0 1.109 96.7 2283.0 1.104 96.6 2284.0 1.099 96.5 2285.0 1.094 96.4 2286.0 1.089 96.3 2287.0 1.084 96.2 2288.0 1.079 96.2 2289.0 1.074 96.1 2290.0 1.068 96.0 2291.0 1.063 95.9 2292.0 1.058 95.8 2293.0 1.053 95.7 2294.0 1.048 95.6 2295.0 1.042 95.5 2296.0 1.037 95.4 2297.0 1.032 95.4 2298.0 1.027 95.3 2299.0 1.021 95.2 2300.0 1.016 95.1 2301.0 1.010 95.0 2302.0 1.005 94.9 2303.0 1.000 94.8 2304.0 0.994 94.7 2305.0 0.989 94.6 2306.0 0.983 94.5 2307.0 0.978 94.4 2308.0 0.972 94.3 2309.0 0.967 94.1 2310.0 0.961 94.0 2311.0 0.956 93.9 2312.0 0.950 93.8 2313.0 0.944 93.7 2314.0 0.939 93.6 2315.0 0.933 93.5 2316.0 0.927 93.4 2317.0 0.922 93.2 2318.0 0.916 93.1 2319.0 0.910 93.0