| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:38:18 |
| WDS: | COU543 | WDS ID/Discoverer |
| P: | 404.200 | Orbital period (years) |
| a: | 0.362 | Semi-major axis (arcseconds) |
| i: | 131.1 | Inclination (degrees) |
| Ω: | 121.1 | Longitude of ascending node (degrees) |
| T: | 2011.000 | Epoch of periastron passage (year) |
| e: | 0.398 | Eccentricity |
| ω: | 53.6 | Longitude of periastron (degrees) |
| Start-Year: | 1823.0 | Year |
| End-Year: | 2227.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 225842.46+261119.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 22587+2611 | WDS designation |
| Discoverer Code: | COU543 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 9.5 | Magnitude of the primary |
| V2: | 9.5 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 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 0.150 39.7 ------------------------- 1823.0 0.384 253.0 1824.0 0.382 252.5 1825.0 0.381 252.0 1826.0 0.379 251.5 1827.0 0.378 251.0 1828.0 0.376 250.5 1829.0 0.375 250.0 1830.0 0.374 249.5 1831.0 0.372 249.0 1832.0 0.371 248.5 1833.0 0.369 248.0 1834.0 0.368 247.5 1835.0 0.366 246.9 1836.0 0.365 246.4 1837.0 0.363 245.9 1838.0 0.362 245.3 1839.0 0.360 244.8 1840.0 0.359 244.3 1841.0 0.357 243.7 1842.0 0.356 243.2 1843.0 0.355 242.6 1844.0 0.353 242.0 1845.0 0.352 241.5 1846.0 0.350 240.9 1847.0 0.349 240.3 1848.0 0.347 239.7 1849.0 0.346 239.2 1850.0 0.344 238.6 1851.0 0.343 238.0 1852.0 0.341 237.4 1853.0 0.340 236.8 1854.0 0.338 236.2 1855.0 0.337 235.5 1856.0 0.336 234.9 1857.0 0.334 234.3 1858.0 0.333 233.7 1859.0 0.331 233.0 1860.0 0.330 232.4 1861.0 0.329 231.7 1862.0 0.327 231.1 1863.0 0.326 230.4 1864.0 0.324 229.7 1865.0 0.323 229.1 1866.0 0.322 228.4 1867.0 0.320 227.7 1868.0 0.319 227.0 1869.0 0.318 226.3 1870.0 0.316 225.6 1871.0 0.315 224.9 1872.0 0.314 224.2 1873.0 0.313 223.5 1874.0 0.311 222.8 1875.0 0.310 222.0 1876.0 0.309 221.3 1877.0 0.308 220.6 1878.0 0.307 219.8 1879.0 0.305 219.1 1880.0 0.304 218.3 1881.0 0.303 217.5 1882.0 0.302 216.8 1883.0 0.301 216.0 1884.0 0.300 215.2 1885.0 0.299 214.4 1886.0 0.298 213.6 1887.0 0.297 212.8 1888.0 0.296 212.0 1889.0 0.295 211.2 1890.0 0.294 210.4 1891.0 0.293 209.6 1892.0 0.292 208.8 1893.0 0.291 208.0 1894.0 0.290 207.1 1895.0 0.289 206.3 1896.0 0.289 205.4 1897.0 0.288 204.6 1898.0 0.287 203.7 1899.0 0.286 202.9 1900.0 0.286 202.0 1901.0 0.285 201.2 1902.0 0.284 200.3 1903.0 0.284 199.4 1904.0 0.283 198.5 1905.0 0.282 197.7 1906.0 0.282 196.8 1907.0 0.281 195.9 1908.0 0.281 195.0 1909.0 0.280 194.1 1910.0 0.280 193.2 1911.0 0.279 192.3 1912.0 0.279 191.4 1913.0 0.279 190.5 1914.0 0.278 189.6 1915.0 0.278 188.7 1916.0 0.277 187.8 1917.0 0.277 186.9 1918.0 0.277 185.9 1919.0 0.277 185.0 1920.0 0.276 184.1 1921.0 0.276 183.2 1922.0 0.276 182.3 1923.0 0.276 181.3 1924.0 0.276 180.4 1925.0 0.275 179.5 1926.0 0.275 178.5 1927.0 0.275 177.6 1928.0 0.275 176.7 1929.0 0.275 175.8 1930.0 0.275 174.8 1931.0 0.275 173.9 1932.0 0.275 173.0 1933.0 0.275 172.0 1934.0 0.275 171.1 1935.0 0.275 170.2 1936.0 0.275 169.2 1937.0 0.275 168.3 1938.0 0.275 167.4 1939.0 0.275 166.4 1940.0 0.275 165.5 1941.0 0.275 164.6 1942.0 0.275 163.6 1943.0 0.275 162.7 1944.0 0.275 161.8 1945.0 0.275 160.8 1946.0 0.274 159.9 1947.0 0.274 159.0 1948.0 0.274 158.0 1949.0 0.274 157.1 1950.0 0.274 156.1 1951.0 0.274 155.2 1952.0 0.274 154.3 1953.0 0.274 153.3 1954.0 0.274 152.4 1955.0 0.274 151.5 1956.0 0.273 150.5 1957.0 0.273 149.6 1958.0 0.273 148.6 1959.0 0.273 147.7 1960.0 0.272 146.7 1961.0 0.272 145.8 1962.0 0.272 144.8 1963.0 0.271 143.9 1964.0 0.271 142.9 1965.0 0.270 142.0 1966.0 0.270 141.0 1967.0 0.269 140.0 1968.0 0.268 139.1 1969.0 0.268 138.1 1970.0 0.267 137.1 1971.0 0.266 136.1 1972.0 0.265 135.1 1973.0 0.264 134.1 1974.0 0.263 133.1 1975.0 0.262 132.1 1976.0 0.261 131.0 1977.0 0.260 130.0 1978.0 0.258 128.9 1979.0 0.257 127.9 1980.0 0.255 126.8 1981.0 0.254 125.7 1982.0 0.252 124.6 1983.0 0.250 123.5 1984.0 0.249 122.4 1985.0 0.247 121.2 1986.0 0.245 120.1 1987.0 0.243 118.9 1988.0 0.240 117.7 1989.0 0.238 116.4 1990.0 0.236 115.2 1991.0 0.233 113.9 1992.0 0.231 112.6 1993.0 0.228 111.3 1994.0 0.226 109.9 1995.0 0.223 108.5 1996.0 0.220 107.1 1997.0 0.217 105.6 1998.0 0.214 104.1 1999.0 0.211 102.5 2000.0 0.208 100.9 2001.0 0.205 99.3 2002.0 0.202 97.6 2003.0 0.198 95.8 2004.0 0.195 94.0 2005.0 0.192 92.1 2006.0 0.189 90.2 2007.0 0.186 88.1 2008.0 0.182 86.1 2009.0 0.179 83.9 2010.0 0.176 81.7 2011.0 0.173 79.4 2012.0 0.170 77.0 2013.0 0.168 74.5 2014.0 0.165 72.0 2015.0 0.163 69.4 2016.0 0.160 66.7 2017.0 0.158 63.9 2018.0 0.156 61.0 2019.0 0.155 58.1 2020.0 0.153 55.1 2021.0 0.152 52.1 2022.0 0.151 49.1 2023.0 0.151 46.0 2024.0 0.150 42.8 2025.0 0.150 39.7 2026.0 0.150 36.6 2027.0 0.151 33.5 2028.0 0.152 30.4 2029.0 0.153 27.4 2030.0 0.154 24.4 2031.0 0.156 21.5 2032.0 0.158 18.7 2033.0 0.160 15.9 2034.0 0.163 13.2 2035.0 0.166 10.6 2036.0 0.168 8.1 2037.0 0.171 5.6 2038.0 0.175 3.3 2039.0 0.178 1.0 2040.0 0.182 358.8 2041.0 0.185 356.7 2042.0 0.189 354.7 2043.0 0.193 352.8 2044.0 0.197 350.9 2045.0 0.201 349.1 2046.0 0.205 347.4 2047.0 0.209 345.8 2048.0 0.213 344.2 2049.0 0.217 342.7 2050.0 0.221 341.2 2051.0 0.226 339.8 2052.0 0.230 338.4 2053.0 0.234 337.1 2054.0 0.238 335.9 2055.0 0.243 334.7 2056.0 0.247 333.5 2057.0 0.251 332.3 2058.0 0.255 331.2 2059.0 0.259 330.2 2060.0 0.263 329.1 2061.0 0.268 328.1 2062.0 0.272 327.2 2063.0 0.276 326.2 2064.0 0.280 325.3 2065.0 0.284 324.4 2066.0 0.287 323.6 2067.0 0.291 322.7 2068.0 0.295 321.9 2069.0 0.299 321.1 2070.0 0.303 320.3 2071.0 0.306 319.6 2072.0 0.310 318.8 2073.0 0.314 318.1 2074.0 0.317 317.4 2075.0 0.321 316.7 2076.0 0.324 316.0 2077.0 0.327 315.4 2078.0 0.331 314.7 2079.0 0.334 314.1 2080.0 0.337 313.5 2081.0 0.340 312.8 2082.0 0.344 312.2 2083.0 0.347 311.7 2084.0 0.350 311.1 2085.0 0.353 310.5 2086.0 0.356 309.9 2087.0 0.358 309.4 2088.0 0.361 308.8 2089.0 0.364 308.3 2090.0 0.367 307.8 2091.0 0.369 307.3 2092.0 0.372 306.7 2093.0 0.374 306.2 2094.0 0.377 305.7 2095.0 0.379 305.3 2096.0 0.382 304.8 2097.0 0.384 304.3 2098.0 0.386 303.8 2099.0 0.389 303.3 2100.0 0.391 302.9 2101.0 0.393 302.4 2102.0 0.395 302.0 2103.0 0.397 301.5 2104.0 0.399 301.1 2105.0 0.401 300.6 2106.0 0.403 300.2 2107.0 0.405 299.8 2108.0 0.406 299.3 2109.0 0.408 298.9 2110.0 0.410 298.5 2111.0 0.412 298.1 2112.0 0.413 297.7 2113.0 0.415 297.3 2114.0 0.416 296.8 2115.0 0.418 296.4 2116.0 0.419 296.0 2117.0 0.421 295.6 2118.0 0.422 295.2 2119.0 0.423 294.8 2120.0 0.424 294.5 2121.0 0.426 294.1 2122.0 0.427 293.7 2123.0 0.428 293.3 2124.0 0.429 292.9 2125.0 0.430 292.5 2126.0 0.431 292.1 2127.0 0.432 291.8 2128.0 0.433 291.4 2129.0 0.434 291.0 2130.0 0.435 290.6 2131.0 0.436 290.3 2132.0 0.436 289.9 2133.0 0.437 289.5 2134.0 0.438 289.2 2135.0 0.438 288.8 2136.0 0.439 288.4 2137.0 0.440 288.1 2138.0 0.440 287.7 2139.0 0.441 287.3 2140.0 0.441 287.0 2141.0 0.442 286.6 2142.0 0.442 286.3 2143.0 0.442 285.9 2144.0 0.443 285.5 2145.0 0.443 285.2 2146.0 0.443 284.8 2147.0 0.444 284.5 2148.0 0.444 284.1 2149.0 0.444 283.8 2150.0 0.444 283.4 2151.0 0.444 283.0 2152.0 0.444 282.7 2153.0 0.444 282.3 2154.0 0.444 282.0 2155.0 0.444 281.6 2156.0 0.444 281.3 2157.0 0.444 280.9 2158.0 0.444 280.5 2159.0 0.444 280.2 2160.0 0.444 279.8 2161.0 0.444 279.5 2162.0 0.444 279.1 2163.0 0.443 278.8 2164.0 0.443 278.4 2165.0 0.443 278.0 2166.0 0.443 277.7 2167.0 0.442 277.3 2168.0 0.442 277.0 2169.0 0.441 276.6 2170.0 0.441 276.2 2171.0 0.441 275.9 2172.0 0.440 275.5 2173.0 0.440 275.2 2174.0 0.439 274.8 2175.0 0.438 274.4 2176.0 0.438 274.1 2177.0 0.437 273.7 2178.0 0.437 273.3 2179.0 0.436 272.9 2180.0 0.435 272.6 2181.0 0.435 272.2 2182.0 0.434 271.8 2183.0 0.433 271.5 2184.0 0.432 271.1 2185.0 0.432 270.7 2186.0 0.431 270.3 2187.0 0.430 269.9 2188.0 0.429 269.6 2189.0 0.428 269.2 2190.0 0.427 268.8 2191.0 0.427 268.4 2192.0 0.426 268.0 2193.0 0.425 267.6 2194.0 0.424 267.2 2195.0 0.423 266.9 2196.0 0.422 266.5 2197.0 0.421 266.1 2198.0 0.420 265.7 2199.0 0.419 265.3 2200.0 0.418 264.9 2201.0 0.417 264.5 2202.0 0.416 264.0 2203.0 0.414 263.6 2204.0 0.413 263.2 2205.0 0.412 262.8 2206.0 0.411 262.4 2207.0 0.410 262.0 2208.0 0.409 261.6 2209.0 0.407 261.1 2210.0 0.406 260.7 2211.0 0.405 260.3 2212.0 0.404 259.9 2213.0 0.402 259.4 2214.0 0.401 259.0 2215.0 0.400 258.5 2216.0 0.399 258.1 2217.0 0.397 257.7 2218.0 0.396 257.2 2219.0 0.395 256.8 2220.0 0.393 256.3 2221.0 0.392 255.9 2222.0 0.391 255.4 2223.0 0.389 254.9 2224.0 0.388 254.5 2225.0 0.387 254.0 2226.0 0.385 253.5