| WDS: | COU499 | WDS ID/Discoverer |
| P: | 316.830 | Orbital period (years) |
| a: | 0.284 | Semi-major axis (arcseconds) |
| i: | 124.6 | Inclination (degrees) |
| Ω: | 225.1 | Longitude of ascending node (degrees) |
| T: | 2003.650 | Epoch of periastron passage (year) |
| e: | 0.5 | Eccentricity |
| ω: | 216.5 | Longitude of periastron (degrees) |
| Start-Year: | 1866.585 | Year |
| End-Year: | 2183.415 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for COU499 |
||
| Position: | 173117.44+190102.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 17313+1901 | WDS designation |
| Discoverer Code: | COU499 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 158956 | HD catalog number |
| Hipparcos number: | 85740 | Hipparcos catalog number |
| V1: | 8.7 | Magnitude of the primary |
| V2: | 8.7 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2017 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Tok2017c | 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 0.119 282.02 -------------------------- 1866.59 0.339 194.71 1867.59 0.337 194.32 1868.59 0.335 193.92 1869.59 0.333 193.52 1870.59 0.332 193.11 1871.59 0.330 192.70 1872.59 0.328 192.28 1873.59 0.326 191.86 1874.59 0.324 191.43 1875.59 0.322 191.00 1876.59 0.320 190.56 1877.59 0.318 190.11 1878.59 0.315 189.66 1879.59 0.313 189.21 1880.59 0.311 188.75 1881.59 0.309 188.28 1882.59 0.307 187.80 1883.59 0.305 187.32 1884.59 0.303 186.83 1885.59 0.300 186.34 1886.59 0.298 185.83 1887.59 0.296 185.32 1888.59 0.294 184.80 1889.59 0.291 184.28 1890.59 0.289 183.74 1891.59 0.287 183.20 1892.59 0.284 182.64 1893.59 0.282 182.08 1894.59 0.280 181.51 1895.59 0.277 180.93 1896.59 0.275 180.34 1897.59 0.273 179.74 1898.59 0.270 179.13 1899.59 0.268 178.50 1900.59 0.265 177.87 1901.59 0.263 177.22 1902.59 0.260 176.56 1903.59 0.258 175.89 1904.59 0.256 175.21 1905.59 0.253 174.51 1906.59 0.251 173.80 1907.59 0.248 173.08 1908.59 0.246 172.34 1909.59 0.243 171.58 1910.59 0.241 170.82 1911.59 0.238 170.03 1912.59 0.236 169.23 1913.59 0.233 168.41 1914.59 0.231 167.57 1915.59 0.229 166.72 1916.59 0.226 165.85 1917.59 0.224 164.96 1918.59 0.221 164.05 1919.59 0.219 163.12 1920.59 0.217 162.17 1921.59 0.214 161.20 1922.59 0.212 160.20 1923.59 0.210 159.19 1924.59 0.207 158.15 1925.59 0.205 157.09 1926.59 0.203 156.00 1927.59 0.201 154.89 1928.59 0.198 153.76 1929.59 0.196 152.60 1930.59 0.194 151.42 1931.59 0.192 150.21 1932.59 0.190 148.97 1933.59 0.188 147.71 1934.59 0.186 146.42 1935.59 0.184 145.10 1936.59 0.182 143.76 1937.59 0.180 142.39 1938.59 0.179 140.99 1939.59 0.177 139.56 1940.59 0.175 138.11 1941.59 0.174 136.63 1942.59 0.172 135.12 1943.59 0.171 133.59 1944.59 0.169 132.03 1945.59 0.168 130.44 1946.59 0.167 128.83 1947.59 0.166 127.20 1948.59 0.165 125.55 1949.59 0.163 123.87 1950.59 0.163 122.18 1951.59 0.162 120.46 1952.59 0.161 118.73 1953.59 0.160 116.98 1954.59 0.160 115.22 1955.59 0.159 113.44 1956.59 0.159 111.65 1957.59 0.158 109.86 1958.59 0.158 108.05 1959.59 0.158 106.24 1960.59 0.157 104.42 1961.59 0.157 102.60 1962.59 0.157 100.78 1963.59 0.157 98.96 1964.59 0.157 97.14 1965.59 0.158 95.33 1966.59 0.158 93.51 1967.59 0.158 91.71 1968.59 0.158 89.90 1969.59 0.159 88.11 1970.59 0.159 86.32 1971.59 0.159 84.54 1972.59 0.160 82.77 1973.59 0.160 81.01 1974.59 0.160 79.25 1975.59 0.161 77.50 1976.59 0.161 75.76 1977.59 0.161 74.03 1978.59 0.162 72.30 1979.59 0.162 70.58 1980.59 0.162 68.86 1981.59 0.162 67.14 1982.59 0.162 65.43 1983.59 0.162 63.71 1984.59 0.162 61.99 1985.59 0.161 60.26 1986.59 0.161 58.52 1987.59 0.160 56.77 1988.59 0.159 55.01 1989.59 0.158 53.22 1990.59 0.157 51.42 1991.59 0.156 49.58 1992.59 0.154 47.71 1993.59 0.153 45.79 1994.59 0.151 43.83 1995.59 0.148 41.82 1996.59 0.146 39.74 1997.59 0.143 37.59 1998.59 0.141 35.36 1999.59 0.138 33.03 2000.59 0.134 30.59 2001.59 0.131 28.04 2002.59 0.128 25.35 2003.59 0.124 22.50 2004.59 0.120 19.48 2005.59 0.117 16.28 2006.59 0.113 12.86 2007.59 0.110 9.22 2008.59 0.106 5.34 2009.59 0.103 1.21 2010.59 0.100 356.83 2011.59 0.097 352.19 2012.59 0.095 347.31 2013.59 0.093 342.23 2014.59 0.092 336.99 2015.59 0.091 331.63 2016.59 0.091 326.24 2017.59 0.092 320.87 2018.59 0.093 315.60 2019.59 0.095 310.49 2020.59 0.097 305.58 2021.59 0.100 300.93 2022.59 0.103 296.54 2023.59 0.107 292.43 2024.59 0.111 288.60 2025.59 0.115 285.05 2026.59 0.119 281.75 2027.59 0.124 278.70 2028.59 0.129 275.87 2029.59 0.134 273.25 2030.59 0.139 270.82 2031.59 0.144 268.56 2032.59 0.149 266.46 2033.59 0.154 264.50 2034.59 0.160 262.66 2035.59 0.165 260.95 2036.59 0.170 259.34 2037.59 0.175 257.83 2038.59 0.180 256.40 2039.59 0.186 255.06 2040.59 0.191 253.78 2041.59 0.196 252.58 2042.59 0.201 251.43 2043.59 0.206 250.34 2044.59 0.211 249.30 2045.59 0.215 248.31 2046.59 0.220 247.36 2047.59 0.225 246.45 2048.59 0.230 245.57 2049.59 0.234 244.73 2050.59 0.239 243.93 2051.59 0.243 243.15 2052.59 0.247 242.40 2053.59 0.252 241.68 2054.59 0.256 240.98 2055.59 0.260 240.30 2056.59 0.264 239.64 2057.59 0.268 239.01 2058.59 0.272 238.39 2059.59 0.276 237.79 2060.59 0.280 237.20 2061.59 0.283 236.63 2062.59 0.287 236.08 2063.59 0.290 235.54 2064.59 0.294 235.01 2065.59 0.297 234.49 2066.59 0.301 233.99 2067.59 0.304 233.50 2068.59 0.307 233.01 2069.59 0.310 232.54 2070.59 0.313 232.08 2071.59 0.316 231.62 2072.59 0.319 231.17 2073.59 0.322 230.74 2074.59 0.325 230.30 2075.59 0.327 229.88 2076.59 0.330 229.46 2077.59 0.333 229.05 2078.59 0.335 228.65 2079.59 0.338 228.25 2080.59 0.340 227.86 2081.59 0.342 227.47 2082.59 0.345 227.09 2083.59 0.347 226.71 2084.59 0.349 226.34 2085.59 0.351 225.98 2086.59 0.353 225.61 2087.59 0.355 225.25 2088.59 0.357 224.90 2089.59 0.359 224.55 2090.59 0.361 224.20 2091.59 0.363 223.85 2092.59 0.364 223.51 2093.59 0.366 223.18 2094.59 0.368 222.84 2095.59 0.369 222.51 2096.59 0.371 222.18 2097.59 0.372 221.85 2098.59 0.373 221.53 2099.59 0.375 221.21 2100.59 0.376 220.89 2101.59 0.377 220.57 2102.59 0.379 220.25 2103.59 0.380 219.94 2104.59 0.381 219.63 2105.59 0.382 219.32 2106.59 0.383 219.01 2107.59 0.384 218.70 2108.59 0.385 218.40 2109.59 0.385 218.09 2110.59 0.386 217.79 2111.59 0.387 217.49 2112.59 0.388 217.19 2113.59 0.388 216.89 2114.59 0.389 216.59 2115.59 0.389 216.29 2116.59 0.390 216.00 2117.59 0.390 215.70 2118.59 0.391 215.40 2119.59 0.391 215.11 2120.59 0.392 214.82 2121.59 0.392 214.52 2122.59 0.392 214.23 2123.59 0.392 213.94 2124.59 0.393 213.64 2125.59 0.393 213.35 2126.59 0.393 213.06 2127.59 0.393 212.77 2128.59 0.393 212.47 2129.59 0.393 212.18 2130.59 0.393 211.89 2131.59 0.393 211.60 2132.59 0.392 211.30 2133.59 0.392 211.01 2134.59 0.392 210.72 2135.59 0.392 210.43 2136.59 0.391 210.13 2137.59 0.391 209.84 2138.59 0.391 209.54 2139.59 0.390 209.25 2140.59 0.390 208.95 2141.59 0.389 208.65 2142.59 0.389 208.35 2143.59 0.388 208.06 2144.59 0.388 207.76 2145.59 0.387 207.46 2146.59 0.386 207.15 2147.59 0.386 206.85 2148.59 0.385 206.55 2149.59 0.384 206.24 2150.59 0.383 205.94 2151.59 0.382 205.63 2152.59 0.381 205.32 2153.59 0.381 205.01 2154.59 0.380 204.70 2155.59 0.379 204.38 2156.59 0.378 204.07 2157.59 0.377 203.75 2158.59 0.375 203.43 2159.59 0.374 203.11 2160.59 0.373 202.79 2161.59 0.372 202.47 2162.59 0.371 202.14 2163.59 0.370 201.81 2164.59 0.368 201.48 2165.59 0.367 201.15 2166.59 0.366 200.81 2167.59 0.364 200.47 2168.59 0.363 200.13 2169.59 0.361 199.79 2170.59 0.360 199.44 2171.59 0.359 199.09 2172.59 0.357 198.74 2173.59 0.356 198.38 2174.59 0.354 198.03 2175.59 0.352 197.66 2176.59 0.351 197.30 2177.59 0.349 196.93 2178.59 0.347 196.56 2179.59 0.346 196.19 2180.59 0.344 195.81 2181.59 0.342 195.42 2182.59 0.340 195.04
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:39:40 |