| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 16:34:56 |
| WDS: | JOY1AA,AB | WDS ID/Discoverer |
| P: | 497.880 | Orbital period (years) |
| a: | 0.8 | Semi-major axis (arcseconds) |
| i: | 112.0 | Inclination (degrees) |
| Ω: | 138.8 | Longitude of ascending node (degrees) |
| T: | 2285.750 | Epoch of periastron passage (year) |
| e: | 0.16 | Eccentricity |
| ω: | 258.3 | Longitude of periastron (degrees) |
| Start-Year: | 1777.0 | Year |
| End-Year: | 2273.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 021920.78-025839.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 02193-0259 | WDS designation |
| Discoverer Code: | JOY1AA,AB | Discover designation and components |
| ADS number: | 1778 | Aitken Double Star catalog |
| HD number: | 14386 | HD catalog number |
| Hipparcos number: | 10826 | Hipparcos catalog number |
| V1: | 6.8 | Magnitude of the primary |
| V2: | 10.4 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1998 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from 1 'definitive' to 5 'indeterminate' |
| Flags: | n | Flags |
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Year Sep[“] PA[°] --------------------------------------------- 2025.0 0.437 89.7 ------------------------- 1777.0 0.349 276.9 1778.0 0.342 275.5 1779.0 0.335 274.0 1780.0 0.328 272.4 1781.0 0.321 270.8 1782.0 0.315 269.1 1783.0 0.309 267.4 1784.0 0.303 265.5 1785.0 0.297 263.6 1786.0 0.291 261.6 1787.0 0.286 259.6 1788.0 0.281 257.5 1789.0 0.276 255.3 1790.0 0.272 253.0 1791.0 0.268 250.6 1792.0 0.265 248.2 1793.0 0.262 245.7 1794.0 0.259 243.2 1795.0 0.257 240.6 1796.0 0.255 238.0 1797.0 0.254 235.4 1798.0 0.253 232.7 1799.0 0.252 230.0 1800.0 0.253 227.3 1801.0 0.253 224.7 1802.0 0.254 222.0 1803.0 0.256 219.4 1804.0 0.258 216.8 1805.0 0.260 214.2 1806.0 0.263 211.7 1807.0 0.267 209.3 1808.0 0.271 206.9 1809.0 0.275 204.6 1810.0 0.279 202.4 1811.0 0.284 200.2 1812.0 0.289 198.2 1813.0 0.295 196.2 1814.0 0.300 194.2 1815.0 0.306 192.4 1816.0 0.312 190.6 1817.0 0.319 188.9 1818.0 0.325 187.2 1819.0 0.332 185.6 1820.0 0.339 184.1 1821.0 0.346 182.6 1822.0 0.353 181.2 1823.0 0.361 179.9 1824.0 0.368 178.6 1825.0 0.376 177.4 1826.0 0.383 176.2 1827.0 0.391 175.1 1828.0 0.399 174.0 1829.0 0.406 172.9 1830.0 0.414 171.9 1831.0 0.422 170.9 1832.0 0.430 170.0 1833.0 0.438 169.0 1834.0 0.446 168.2 1835.0 0.453 167.3 1836.0 0.461 166.5 1837.0 0.469 165.7 1838.0 0.477 164.9 1839.0 0.485 164.2 1840.0 0.492 163.5 1841.0 0.500 162.8 1842.0 0.508 162.1 1843.0 0.515 161.5 1844.0 0.523 160.8 1845.0 0.530 160.2 1846.0 0.538 159.6 1847.0 0.545 159.0 1848.0 0.552 158.5 1849.0 0.559 157.9 1850.0 0.567 157.4 1851.0 0.574 156.8 1852.0 0.581 156.3 1853.0 0.588 155.8 1854.0 0.595 155.3 1855.0 0.601 154.9 1856.0 0.608 154.4 1857.0 0.615 153.9 1858.0 0.621 153.5 1859.0 0.627 153.0 1860.0 0.634 152.6 1861.0 0.640 152.2 1862.0 0.646 151.8 1863.0 0.652 151.4 1864.0 0.658 151.0 1865.0 0.664 150.6 1866.0 0.670 150.2 1867.0 0.675 149.8 1868.0 0.681 149.4 1869.0 0.686 149.1 1870.0 0.692 148.7 1871.0 0.697 148.4 1872.0 0.702 148.0 1873.0 0.707 147.7 1874.0 0.712 147.3 1875.0 0.717 147.0 1876.0 0.721 146.7 1877.0 0.726 146.3 1878.0 0.730 146.0 1879.0 0.735 145.7 1880.0 0.739 145.4 1881.0 0.743 145.1 1882.0 0.747 144.8 1883.0 0.751 144.5 1884.0 0.755 144.2 1885.0 0.758 143.9 1886.0 0.762 143.6 1887.0 0.765 143.3 1888.0 0.769 143.0 1889.0 0.772 142.7 1890.0 0.775 142.4 1891.0 0.778 142.1 1892.0 0.781 141.8 1893.0 0.784 141.6 1894.0 0.786 141.3 1895.0 0.789 141.0 1896.0 0.791 140.7 1897.0 0.794 140.5 1898.0 0.796 140.2 1899.0 0.798 139.9 1900.0 0.800 139.6 1901.0 0.802 139.4 1902.0 0.804 139.1 1903.0 0.805 138.8 1904.0 0.807 138.6 1905.0 0.808 138.3 1906.0 0.810 138.1 1907.0 0.811 137.8 1908.0 0.812 137.5 1909.0 0.813 137.3 1910.0 0.814 137.0 1911.0 0.815 136.8 1912.0 0.816 136.5 1913.0 0.816 136.2 1914.0 0.817 136.0 1915.0 0.817 135.7 1916.0 0.817 135.5 1917.0 0.818 135.2 1918.0 0.818 135.0 1919.0 0.818 134.7 1920.0 0.818 134.5 1921.0 0.817 134.2 1922.0 0.817 133.9 1923.0 0.817 133.7 1924.0 0.816 133.4 1925.0 0.816 133.2 1926.0 0.815 132.9 1927.0 0.814 132.7 1928.0 0.813 132.4 1929.0 0.812 132.1 1930.0 0.811 131.9 1931.0 0.810 131.6 1932.0 0.809 131.4 1933.0 0.807 131.1 1934.0 0.806 130.8 1935.0 0.805 130.6 1936.0 0.803 130.3 1937.0 0.801 130.0 1938.0 0.799 129.8 1939.0 0.798 129.5 1940.0 0.796 129.2 1941.0 0.794 129.0 1942.0 0.791 128.7 1943.0 0.789 128.4 1944.0 0.787 128.1 1945.0 0.785 127.9 1946.0 0.782 127.6 1947.0 0.780 127.3 1948.0 0.777 127.0 1949.0 0.774 126.7 1950.0 0.772 126.5 1951.0 0.769 126.2 1952.0 0.766 125.9 1953.0 0.763 125.6 1954.0 0.760 125.3 1955.0 0.757 125.0 1956.0 0.753 124.7 1957.0 0.750 124.4 1958.0 0.747 124.1 1959.0 0.744 123.8 1960.0 0.740 123.5 1961.0 0.737 123.1 1962.0 0.733 122.8 1963.0 0.729 122.5 1964.0 0.726 122.2 1965.0 0.722 121.9 1966.0 0.718 121.5 1967.0 0.714 121.2 1968.0 0.710 120.9 1969.0 0.706 120.5 1970.0 0.702 120.2 1971.0 0.698 119.8 1972.0 0.694 119.5 1973.0 0.689 119.1 1974.0 0.685 118.7 1975.0 0.681 118.4 1976.0 0.676 118.0 1977.0 0.672 117.6 1978.0 0.668 117.3 1979.0 0.663 116.9 1980.0 0.659 116.5 1981.0 0.654 116.1 1982.0 0.649 115.7 1983.0 0.645 115.3 1984.0 0.640 114.8 1985.0 0.635 114.4 1986.0 0.630 114.0 1987.0 0.626 113.6 1988.0 0.621 113.1 1989.0 0.616 112.7 1990.0 0.611 112.2 1991.0 0.606 111.8 1992.0 0.601 111.3 1993.0 0.596 110.8 1994.0 0.591 110.3 1995.0 0.586 109.8 1996.0 0.581 109.3 1997.0 0.576 108.8 1998.0 0.571 108.3 1999.0 0.566 107.8 2000.0 0.561 107.2 2001.0 0.556 106.7 2002.0 0.551 106.1 2003.0 0.545 105.6 2004.0 0.540 105.0 2005.0 0.535 104.4 2006.0 0.530 103.8 2007.0 0.525 103.2 2008.0 0.520 102.5 2009.0 0.515 101.9 2010.0 0.510 101.2 2011.0 0.505 100.6 2012.0 0.500 99.9 2013.0 0.495 99.2 2014.0 0.490 98.5 2015.0 0.485 97.8 2016.0 0.480 97.0 2017.0 0.475 96.3 2018.0 0.470 95.5 2019.0 0.465 94.7 2020.0 0.460 93.9 2021.0 0.455 93.1 2022.0 0.451 92.3 2023.0 0.446 91.4 2024.0 0.441 90.6 2025.0 0.437 89.7 2026.0 0.432 88.8 2027.0 0.428 87.9 2028.0 0.424 86.9 2029.0 0.419 85.9 2030.0 0.415 85.0 2031.0 0.411 84.0 2032.0 0.407 82.9 2033.0 0.403 81.9 2034.0 0.399 80.8 2035.0 0.395 79.7 2036.0 0.392 78.6 2037.0 0.388 77.5 2038.0 0.385 76.4 2039.0 0.382 75.2 2040.0 0.378 74.0 2041.0 0.375 72.8 2042.0 0.372 71.6 2043.0 0.370 70.4 2044.0 0.367 69.1 2045.0 0.364 67.8 2046.0 0.362 66.5 2047.0 0.360 65.2 2048.0 0.358 63.9 2049.0 0.356 62.5 2050.0 0.354 61.2 2051.0 0.353 59.8 2052.0 0.351 58.4 2053.0 0.350 57.0 2054.0 0.349 55.6 2055.0 0.348 54.2 2056.0 0.347 52.8 2057.0 0.347 51.4 2058.0 0.346 50.0 2059.0 0.346 48.5 2060.0 0.346 47.1 2061.0 0.346 45.7 2062.0 0.347 44.2 2063.0 0.347 42.8 2064.0 0.348 41.4 2065.0 0.349 40.0 2066.0 0.350 38.6 2067.0 0.351 37.2 2068.0 0.353 35.8 2069.0 0.354 34.5 2070.0 0.356 33.1 2071.0 0.358 31.8 2072.0 0.360 30.4 2073.0 0.362 29.1 2074.0 0.364 27.8 2075.0 0.367 26.5 2076.0 0.370 25.3 2077.0 0.372 24.0 2078.0 0.375 22.8 2079.0 0.378 21.6 2080.0 0.381 20.4 2081.0 0.385 19.2 2082.0 0.388 18.1 2083.0 0.392 17.0 2084.0 0.395 15.9 2085.0 0.399 14.8 2086.0 0.403 13.7 2087.0 0.407 12.7 2088.0 0.411 11.7 2089.0 0.415 10.6 2090.0 0.419 9.7 2091.0 0.423 8.7 2092.0 0.427 7.8 2093.0 0.432 6.8 2094.0 0.436 5.9 2095.0 0.441 5.0 2096.0 0.445 4.2 2097.0 0.450 3.3 2098.0 0.455 2.5 2099.0 0.459 1.6 2100.0 0.464 0.8 2101.0 0.469 0.1 2102.0 0.474 359.3 2103.0 0.478 358.5 2104.0 0.483 357.8 2105.0 0.488 357.1 2106.0 0.493 356.4 2107.0 0.498 355.7 2108.0 0.503 355.0 2109.0 0.508 354.3 2110.0 0.513 353.6 2111.0 0.518 353.0 2112.0 0.523 352.4 2113.0 0.528 351.8 2114.0 0.533 351.1 2115.0 0.538 350.5 2116.0 0.543 350.0 2117.0 0.548 349.4 2118.0 0.553 348.8 2119.0 0.558 348.3 2120.0 0.563 347.7 2121.0 0.567 347.2 2122.0 0.572 346.7 2123.0 0.577 346.1 2124.0 0.582 345.6 2125.0 0.587 345.1 2126.0 0.592 344.6 2127.0 0.596 344.1 2128.0 0.601 343.7 2129.0 0.606 343.2 2130.0 0.610 342.7 2131.0 0.615 342.3 2132.0 0.620 341.8 2133.0 0.624 341.4 2134.0 0.629 341.0 2135.0 0.633 340.5 2136.0 0.637 340.1 2137.0 0.642 339.7 2138.0 0.646 339.3 2139.0 0.650 338.9 2140.0 0.654 338.5 2141.0 0.659 338.1 2142.0 0.663 337.7 2143.0 0.667 337.3 2144.0 0.671 336.9 2145.0 0.675 336.5 2146.0 0.678 336.1 2147.0 0.682 335.8 2148.0 0.686 335.4 2149.0 0.690 335.0 2150.0 0.693 334.7 2151.0 0.697 334.3 2152.0 0.700 334.0 2153.0 0.703 333.6 2154.0 0.707 333.3 2155.0 0.710 333.0 2156.0 0.713 332.6 2157.0 0.716 332.3 2158.0 0.719 331.9 2159.0 0.722 331.6 2160.0 0.725 331.3 2161.0 0.728 331.0 2162.0 0.730 330.6 2163.0 0.733 330.3 2164.0 0.735 330.0 2165.0 0.738 329.7 2166.0 0.740 329.4 2167.0 0.742 329.1 2168.0 0.744 328.8 2169.0 0.746 328.4 2170.0 0.748 328.1 2171.0 0.750 327.8 2172.0 0.752 327.5 2173.0 0.753 327.2 2174.0 0.755 326.9 2175.0 0.756 326.6 2176.0 0.758 326.3 2177.0 0.759 326.0 2178.0 0.760 325.7 2179.0 0.761 325.4 2180.0 0.762 325.1 2181.0 0.763 324.9 2182.0 0.764 324.6 2183.0 0.764 324.3 2184.0 0.765 324.0 2185.0 0.765 323.7 2186.0 0.766 323.4 2187.0 0.766 323.1 2188.0 0.766 322.8 2189.0 0.766 322.5 2190.0 0.766 322.2 2191.0 0.765 321.9 2192.0 0.765 321.6 2193.0 0.764 321.3 2194.0 0.764 321.1 2195.0 0.763 320.8 2196.0 0.762 320.5 2197.0 0.761 320.2 2198.0 0.760 319.9 2199.0 0.759 319.6 2200.0 0.757 319.3 2201.0 0.756 319.0 2202.0 0.754 318.7 2203.0 0.753 318.4 2204.0 0.751 318.1 2205.0 0.749 317.8 2206.0 0.747 317.5 2207.0 0.745 317.2 2208.0 0.742 316.8 2209.0 0.740 316.5 2210.0 0.737 316.2 2211.0 0.735 315.9 2212.0 0.732 315.6 2213.0 0.729 315.3 2214.0 0.726 314.9 2215.0 0.722 314.6 2216.0 0.719 314.3 2217.0 0.716 314.0 2218.0 0.712 313.6 2219.0 0.708 313.3 2220.0 0.705 312.9 2221.0 0.701 312.6 2222.0 0.696 312.2 2223.0 0.692 311.9 2224.0 0.688 311.5 2225.0 0.684 311.2 2226.0 0.679 310.8 2227.0 0.674 310.4 2228.0 0.669 310.0 2229.0 0.665 309.7 2230.0 0.659 309.3 2231.0 0.654 308.9 2232.0 0.649 308.5 2233.0 0.644 308.1 2234.0 0.638 307.6 2235.0 0.632 307.2 2236.0 0.627 306.8 2237.0 0.621 306.3 2238.0 0.615 305.9 2239.0 0.609 305.4 2240.0 0.603 305.0 2241.0 0.596 304.5 2242.0 0.590 304.0 2243.0 0.584 303.5 2244.0 0.577 303.0 2245.0 0.570 302.5 2246.0 0.564 302.0 2247.0 0.557 301.4 2248.0 0.550 300.8 2249.0 0.543 300.3 2250.0 0.536 299.7 2251.0 0.529 299.1 2252.0 0.521 298.5 2253.0 0.514 297.8 2254.0 0.507 297.2 2255.0 0.499 296.5 2256.0 0.492 295.8 2257.0 0.484 295.1 2258.0 0.477 294.3 2259.0 0.469 293.6 2260.0 0.462 292.8 2261.0 0.454 292.0 2262.0 0.446 291.1 2263.0 0.439 290.2 2264.0 0.431 289.3 2265.0 0.423 288.4 2266.0 0.415 287.4 2267.0 0.408 286.4 2268.0 0.400 285.4 2269.0 0.392 284.3 2270.0 0.385 283.1 2271.0 0.377 282.0 2272.0 0.370 280.7