| WDS: | STT531AB | WDS ID/Discoverer |
| P: | 590.000 | Orbital period (years) |
| a: | 3.87 | Semi-major axis (arcseconds) |
| i: | 104.0 | Inclination (degrees) |
| Ω: | 160.3 | Longitude of ascending node (degrees) |
| T: | 2070.000 | Epoch of periastron passage (year) |
| e: | 0.25 | Eccentricity |
| ω: | 195.0 | Longitude of periastron (degrees) |
| Start-Year: | 1730.0 | Year |
| End-Year: | 2320.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STT531AB |
||
| Position: | 040734.35+380428.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04076+3804 | WDS designation |
| Discoverer Code: | STT531AB | Discover designation and components |
| ADS number: | 2995 | Aitken Double Star catalog |
| HD number: | 25893 | HD catalog number |
| Hipparcos number: | 19255 | Hipparcos catalog number |
| V1: | 7.32 | Magnitude of the primary |
| V2: | 9.69 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1985 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Hei1986b | 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 2.715 347.92 -------------------------- 1730.00 4.763 160.83 1731.00 4.767 160.73 1732.00 4.771 160.64 1733.00 4.775 160.55 1734.00 4.778 160.45 1735.00 4.781 160.36 1736.00 4.784 160.27 1737.00 4.787 160.17 1738.00 4.789 160.08 1739.00 4.791 159.98 1740.00 4.793 159.89 1741.00 4.794 159.80 1742.00 4.795 159.71 1743.00 4.796 159.61 1744.00 4.797 159.52 1745.00 4.797 159.43 1746.00 4.797 159.33 1747.00 4.797 159.24 1748.00 4.796 159.15 1749.00 4.796 159.05 1750.00 4.795 158.96 1751.00 4.793 158.87 1752.00 4.792 158.77 1753.00 4.790 158.68 1754.00 4.788 158.59 1755.00 4.785 158.49 1756.00 4.783 158.40 1757.00 4.780 158.31 1758.00 4.777 158.21 1759.00 4.773 158.12 1760.00 4.770 158.03 1761.00 4.766 157.93 1762.00 4.761 157.84 1763.00 4.757 157.74 1764.00 4.752 157.65 1765.00 4.747 157.55 1766.00 4.742 157.46 1767.00 4.736 157.36 1768.00 4.730 157.27 1769.00 4.724 157.17 1770.00 4.718 157.08 1771.00 4.711 156.98 1772.00 4.705 156.88 1773.00 4.697 156.79 1774.00 4.690 156.69 1775.00 4.682 156.59 1776.00 4.675 156.49 1777.00 4.666 156.40 1778.00 4.658 156.30 1779.00 4.649 156.20 1780.00 4.640 156.10 1781.00 4.631 156.00 1782.00 4.622 155.90 1783.00 4.612 155.80 1784.00 4.602 155.70 1785.00 4.592 155.60 1786.00 4.582 155.49 1787.00 4.571 155.39 1788.00 4.560 155.29 1789.00 4.549 155.19 1790.00 4.537 155.08 1791.00 4.526 154.98 1792.00 4.514 154.87 1793.00 4.501 154.77 1794.00 4.489 154.66 1795.00 4.476 154.56 1796.00 4.463 154.45 1797.00 4.450 154.34 1798.00 4.437 154.23 1799.00 4.423 154.12 1800.00 4.409 154.01 1801.00 4.395 153.90 1802.00 4.381 153.79 1803.00 4.366 153.68 1804.00 4.351 153.57 1805.00 4.336 153.45 1806.00 4.321 153.34 1807.00 4.305 153.22 1808.00 4.289 153.11 1809.00 4.273 152.99 1810.00 4.257 152.87 1811.00 4.240 152.76 1812.00 4.223 152.64 1813.00 4.206 152.52 1814.00 4.189 152.39 1815.00 4.172 152.27 1816.00 4.154 152.15 1817.00 4.136 152.02 1818.00 4.118 151.90 1819.00 4.099 151.77 1820.00 4.081 151.64 1821.00 4.062 151.51 1822.00 4.043 151.38 1823.00 4.023 151.25 1824.00 4.004 151.12 1825.00 3.984 150.99 1826.00 3.964 150.85 1827.00 3.944 150.71 1828.00 3.923 150.57 1829.00 3.903 150.43 1830.00 3.882 150.29 1831.00 3.861 150.15 1832.00 3.840 150.01 1833.00 3.818 149.86 1834.00 3.796 149.71 1835.00 3.774 149.56 1836.00 3.752 149.41 1837.00 3.730 149.26 1838.00 3.707 149.10 1839.00 3.685 148.95 1840.00 3.662 148.79 1841.00 3.638 148.63 1842.00 3.615 148.47 1843.00 3.591 148.30 1844.00 3.568 148.13 1845.00 3.544 147.96 1846.00 3.519 147.79 1847.00 3.495 147.62 1848.00 3.470 147.44 1849.00 3.446 147.26 1850.00 3.421 147.08 1851.00 3.395 146.90 1852.00 3.370 146.71 1853.00 3.345 146.52 1854.00 3.319 146.33 1855.00 3.293 146.13 1856.00 3.267 145.93 1857.00 3.241 145.73 1858.00 3.214 145.52 1859.00 3.188 145.32 1860.00 3.161 145.10 1861.00 3.134 144.89 1862.00 3.107 144.67 1863.00 3.079 144.44 1864.00 3.052 144.22 1865.00 3.024 143.98 1866.00 2.997 143.75 1867.00 2.969 143.51 1868.00 2.941 143.26 1869.00 2.912 143.01 1870.00 2.884 142.76 1871.00 2.855 142.50 1872.00 2.827 142.23 1873.00 2.798 141.96 1874.00 2.769 141.68 1875.00 2.740 141.40 1876.00 2.711 141.11 1877.00 2.681 140.82 1878.00 2.652 140.52 1879.00 2.622 140.21 1880.00 2.592 139.90 1881.00 2.563 139.57 1882.00 2.533 139.24 1883.00 2.503 138.91 1884.00 2.472 138.56 1885.00 2.442 138.21 1886.00 2.412 137.84 1887.00 2.382 137.47 1888.00 2.351 137.09 1889.00 2.320 136.69 1890.00 2.290 136.29 1891.00 2.259 135.88 1892.00 2.228 135.45 1893.00 2.198 135.02 1894.00 2.167 134.57 1895.00 2.136 134.10 1896.00 2.105 133.63 1897.00 2.074 133.14 1898.00 2.043 132.63 1899.00 2.012 132.11 1900.00 1.981 131.57 1901.00 1.950 131.02 1902.00 1.919 130.45 1903.00 1.889 129.86 1904.00 1.858 129.25 1905.00 1.827 128.62 1906.00 1.796 127.97 1907.00 1.766 127.29 1908.00 1.735 126.59 1909.00 1.705 125.87 1910.00 1.675 125.12 1911.00 1.645 124.34 1912.00 1.615 123.53 1913.00 1.585 122.70 1914.00 1.555 121.83 1915.00 1.526 120.93 1916.00 1.497 119.99 1917.00 1.468 119.02 1918.00 1.440 118.00 1919.00 1.412 116.95 1920.00 1.384 115.86 1921.00 1.357 114.72 1922.00 1.330 113.53 1923.00 1.303 112.29 1924.00 1.277 111.01 1925.00 1.252 109.67 1926.00 1.227 108.28 1927.00 1.203 106.83 1928.00 1.180 105.32 1929.00 1.157 103.75 1930.00 1.135 102.12 1931.00 1.114 100.42 1932.00 1.093 98.67 1933.00 1.074 96.84 1934.00 1.056 94.96 1935.00 1.039 93.00 1936.00 1.023 90.99 1937.00 1.008 88.91 1938.00 0.994 86.77 1939.00 0.982 84.58 1940.00 0.971 82.34 1941.00 0.962 80.04 1942.00 0.954 77.71 1943.00 0.947 75.34 1944.00 0.942 72.94 1945.00 0.939 70.52 1946.00 0.937 68.08 1947.00 0.937 65.64 1948.00 0.938 63.20 1949.00 0.941 60.78 1950.00 0.945 58.37 1951.00 0.951 55.99 1952.00 0.959 53.64 1953.00 0.968 51.34 1954.00 0.978 49.07 1955.00 0.990 46.86 1956.00 1.003 44.71 1957.00 1.018 42.61 1958.00 1.033 40.58 1959.00 1.050 38.60 1960.00 1.068 36.69 1961.00 1.087 34.85 1962.00 1.106 33.07 1963.00 1.127 31.35 1964.00 1.148 29.70 1965.00 1.171 28.10 1966.00 1.194 26.57 1967.00 1.217 25.10 1968.00 1.241 23.68 1969.00 1.266 22.32 1970.00 1.292 21.01 1971.00 1.317 19.75 1972.00 1.343 18.54 1973.00 1.370 17.38 1974.00 1.397 16.26 1975.00 1.424 15.19 1976.00 1.452 14.15 1977.00 1.479 13.15 1978.00 1.507 12.19 1979.00 1.536 11.27 1980.00 1.564 10.38 1981.00 1.592 9.52 1982.00 1.621 8.69 1983.00 1.649 7.89 1984.00 1.678 7.11 1985.00 1.707 6.37 1986.00 1.735 5.64 1987.00 1.764 4.94 1988.00 1.793 4.27 1989.00 1.821 3.61 1990.00 1.850 2.98 1991.00 1.878 2.36 1992.00 1.907 1.76 1993.00 1.935 1.18 1994.00 1.963 0.62 1995.00 1.991 0.07 1996.00 2.019 359.54 1997.00 2.046 359.02 1998.00 2.074 358.52 1999.00 2.101 358.03 2000.00 2.128 357.55 2001.00 2.155 357.08 2002.00 2.181 356.62 2003.00 2.207 356.18 2004.00 2.233 355.75 2005.00 2.259 355.32 2006.00 2.284 354.91 2007.00 2.309 354.50 2008.00 2.334 354.10 2009.00 2.358 353.71 2010.00 2.382 353.33 2011.00 2.405 352.96 2012.00 2.428 352.59 2013.00 2.451 352.23 2014.00 2.474 351.88 2015.00 2.496 351.53 2016.00 2.517 351.19 2017.00 2.538 350.86 2018.00 2.559 350.53 2019.00 2.579 350.20 2020.00 2.599 349.88 2021.00 2.618 349.57 2022.00 2.637 349.26 2023.00 2.655 348.95 2024.00 2.673 348.65 2025.00 2.690 348.35 2026.00 2.707 348.06 2027.00 2.723 347.77 2028.00 2.739 347.48 2029.00 2.754 347.20 2030.00 2.768 346.92 2031.00 2.782 346.64 2032.00 2.795 346.37 2033.00 2.808 346.09 2034.00 2.820 345.82 2035.00 2.832 345.55 2036.00 2.843 345.29 2037.00 2.853 345.02 2038.00 2.862 344.76 2039.00 2.871 344.50 2040.00 2.880 344.24 2041.00 2.888 343.99 2042.00 2.895 343.73 2043.00 2.901 343.47 2044.00 2.907 343.22 2045.00 2.912 342.97 2046.00 2.916 342.72 2047.00 2.920 342.46 2048.00 2.923 342.21 2049.00 2.925 341.96 2050.00 2.927 341.71 2051.00 2.928 341.46 2052.00 2.928 341.21 2053.00 2.927 340.96 2054.00 2.926 340.71 2055.00 2.924 340.46 2056.00 2.921 340.21 2057.00 2.918 339.96 2058.00 2.914 339.71 2059.00 2.909 339.46 2060.00 2.904 339.20 2061.00 2.897 338.95 2062.00 2.891 338.69 2063.00 2.883 338.44 2064.00 2.875 338.18 2065.00 2.865 337.92 2066.00 2.856 337.66 2067.00 2.845 337.39 2068.00 2.834 337.13 2069.00 2.822 336.86 2070.00 2.809 336.59 2071.00 2.796 336.32 2072.00 2.782 336.04 2073.00 2.768 335.77 2074.00 2.752 335.48 2075.00 2.736 335.20 2076.00 2.720 334.91 2077.00 2.702 334.62 2078.00 2.684 334.33 2079.00 2.666 334.03 2080.00 2.646 333.72 2081.00 2.626 333.42 2082.00 2.606 333.10 2083.00 2.585 332.79 2084.00 2.563 332.46 2085.00 2.541 332.13 2086.00 2.518 331.80 2087.00 2.494 331.46 2088.00 2.470 331.11 2089.00 2.446 330.76 2090.00 2.421 330.39 2091.00 2.395 330.03 2092.00 2.369 329.65 2093.00 2.342 329.26 2094.00 2.315 328.87 2095.00 2.287 328.46 2096.00 2.259 328.05 2097.00 2.231 327.62 2098.00 2.202 327.19 2099.00 2.172 326.74 2100.00 2.143 326.28 2101.00 2.112 325.81 2102.00 2.082 325.32 2103.00 2.051 324.82 2104.00 2.020 324.30 2105.00 1.988 323.77 2106.00 1.956 323.22 2107.00 1.924 322.65 2108.00 1.892 322.06 2109.00 1.859 321.46 2110.00 1.826 320.82 2111.00 1.793 320.17 2112.00 1.760 319.49 2113.00 1.727 318.79 2114.00 1.693 318.06 2115.00 1.660 317.29 2116.00 1.626 316.50 2117.00 1.592 315.67 2118.00 1.559 314.81 2119.00 1.525 313.91 2120.00 1.491 312.97 2121.00 1.458 311.99 2122.00 1.425 310.96 2123.00 1.391 309.88 2124.00 1.358 308.74 2125.00 1.326 307.55 2126.00 1.293 306.31 2127.00 1.261 304.99 2128.00 1.230 303.61 2129.00 1.199 302.16 2130.00 1.168 300.63 2131.00 1.139 299.02 2132.00 1.110 297.33 2133.00 1.081 295.55 2134.00 1.054 293.67 2135.00 1.027 291.69 2136.00 1.002 289.61 2137.00 0.978 287.43 2138.00 0.955 285.13 2139.00 0.934 282.73 2140.00 0.914 280.23 2141.00 0.896 277.61 2142.00 0.879 274.89 2143.00 0.865 272.08 2144.00 0.853 269.17 2145.00 0.842 266.19 2146.00 0.834 263.14 2147.00 0.828 260.04 2148.00 0.824 256.90 2149.00 0.823 253.75 2150.00 0.824 250.59 2151.00 0.828 247.45 2152.00 0.833 244.34 2153.00 0.841 241.29 2154.00 0.852 238.30 2155.00 0.864 235.39 2156.00 0.878 232.57 2157.00 0.895 229.85 2158.00 0.913 227.22 2159.00 0.933 224.71 2160.00 0.954 222.30 2161.00 0.977 220.01 2162.00 1.001 217.82 2163.00 1.027 215.73 2164.00 1.053 213.75 2165.00 1.081 211.87 2166.00 1.109 210.09 2167.00 1.139 208.39 2168.00 1.169 206.79 2169.00 1.200 205.26 2170.00 1.232 203.81 2171.00 1.264 202.44 2172.00 1.296 201.13 2173.00 1.330 199.89 2174.00 1.363 198.71 2175.00 1.397 197.58 2176.00 1.431 196.51 2177.00 1.466 195.49 2178.00 1.501 194.52 2179.00 1.536 193.59 2180.00 1.571 192.70 2181.00 1.606 191.85 2182.00 1.642 191.04 2183.00 1.677 190.26 2184.00 1.713 189.52 2185.00 1.749 188.80 2186.00 1.784 188.12 2187.00 1.820 187.46 2188.00 1.856 186.82 2189.00 1.892 186.21 2190.00 1.928 185.63 2191.00 1.964 185.06 2192.00 1.999 184.52 2193.00 2.035 183.99 2194.00 2.071 183.48 2195.00 2.106 182.99 2196.00 2.142 182.52 2197.00 2.177 182.06 2198.00 2.212 181.61 2199.00 2.247 181.18 2200.00 2.282 180.77 2201.00 2.317 180.36 2202.00 2.352 179.97 2203.00 2.387 179.59 2204.00 2.421 179.22 2205.00 2.455 178.86 2206.00 2.489 178.51 2207.00 2.523 178.17 2208.00 2.557 177.83 2209.00 2.591 177.51 2210.00 2.624 177.20 2211.00 2.658 176.89 2212.00 2.691 176.59 2213.00 2.724 176.30 2214.00 2.756 176.01 2215.00 2.789 175.73 2216.00 2.821 175.46 2217.00 2.853 175.20 2218.00 2.885 174.94 2219.00 2.916 174.68 2220.00 2.948 174.43 2221.00 2.979 174.19 2222.00 3.010 173.95 2223.00 3.041 173.72 2224.00 3.071 173.49 2225.00 3.102 173.26 2226.00 3.132 173.04 2227.00 3.161 172.83 2228.00 3.191 172.61 2229.00 3.220 172.40 2230.00 3.249 172.20 2231.00 3.278 172.00 2232.00 3.307 171.80 2233.00 3.335 171.61 2234.00 3.363 171.42 2235.00 3.391 171.23 2236.00 3.419 171.04 2237.00 3.446 170.86 2238.00 3.473 170.68 2239.00 3.500 170.51 2240.00 3.527 170.33 2241.00 3.553 170.16 2242.00 3.579 170.00 2243.00 3.605 169.83 2244.00 3.630 169.67 2245.00 3.655 169.50 2246.00 3.680 169.35 2247.00 3.705 169.19 2248.00 3.730 169.03 2249.00 3.754 168.88 2250.00 3.778 168.73 2251.00 3.801 168.58 2252.00 3.825 168.43 2253.00 3.848 168.29 2254.00 3.871 168.14 2255.00 3.893 168.00 2256.00 3.916 167.86 2257.00 3.938 167.72 2258.00 3.959 167.59 2259.00 3.981 167.45 2260.00 4.002 167.32 2261.00 4.023 167.18 2262.00 4.044 167.05 2263.00 4.064 166.92 2264.00 4.084 166.79 2265.00 4.104 166.66 2266.00 4.124 166.54 2267.00 4.143 166.41 2268.00 4.162 166.29 2269.00 4.181 166.17 2270.00 4.199 166.04 2271.00 4.217 165.92 2272.00 4.235 165.80 2273.00 4.253 165.68 2274.00 4.270 165.57 2275.00 4.287 165.45 2276.00 4.304 165.33 2277.00 4.320 165.22 2278.00 4.336 165.10 2279.00 4.352 164.99 2280.00 4.368 164.88 2281.00 4.383 164.77 2282.00 4.398 164.65 2283.00 4.413 164.54 2284.00 4.428 164.43 2285.00 4.442 164.33 2286.00 4.456 164.22 2287.00 4.470 164.11 2288.00 4.483 164.00 2289.00 4.496 163.90 2290.00 4.509 163.79 2291.00 4.521 163.69 2292.00 4.534 163.58 2293.00 4.546 163.48 2294.00 4.557 163.38 2295.00 4.569 163.27 2296.00 4.580 163.17 2297.00 4.591 163.07 2298.00 4.601 162.97 2299.00 4.612 162.87 2300.00 4.622 162.77 2301.00 4.631 162.67 2302.00 4.641 162.57 2303.00 4.650 162.47 2304.00 4.659 162.37 2305.00 4.668 162.27 2306.00 4.676 162.17 2307.00 4.684 162.07 2308.00 4.692 161.98 2309.00 4.699 161.88 2310.00 4.706 161.78 2311.00 4.713 161.69 2312.00 4.720 161.59 2313.00 4.726 161.49 2314.00 4.733 161.40 2315.00 4.738 161.30 2316.00 4.744 161.21 2317.00 4.749 161.11 2318.00 4.754 161.02 2319.00 4.759 160.92
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:17:58 |