| WDS: | A897 | WDS ID/Discoverer |
| P: | 283.000 | Orbital period (years) |
| a: | 0.397 | Semi-major axis (arcseconds) |
| i: | 113.0 | Inclination (degrees) |
| Ω: | 133.0 | Longitude of ascending node (degrees) |
| T: | 2054.000 | Epoch of periastron passage (year) |
| e: | 0.37 | Eccentricity |
| ω: | 222.0 | Longitude of periastron (degrees) |
| Start-Year: | 1883.5 | Year |
| End-Year: | 2166.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A897 |
||
| Position: | 233151.93+731648.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 23319+7317 | WDS designation |
| Discoverer Code: | A897 | Discover designation and components |
| ADS number: | 16820 | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 116133 | Hipparcos catalog number |
| V1: | 9.61 | Magnitude of the primary |
| V2: | 10.69 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 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: | Hei1997 | 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 0.274 325.20 -------------------------- 1883.50 0.491 123.42 1884.50 0.490 123.12 1885.50 0.489 122.81 1886.50 0.488 122.51 1887.50 0.487 122.20 1888.50 0.485 121.89 1889.50 0.484 121.58 1890.50 0.482 121.27 1891.50 0.480 120.96 1892.50 0.479 120.64 1893.50 0.477 120.32 1894.50 0.475 120.00 1895.50 0.473 119.68 1896.50 0.471 119.35 1897.50 0.469 119.02 1898.50 0.467 118.69 1899.50 0.464 118.35 1900.50 0.462 118.01 1901.50 0.460 117.67 1902.50 0.457 117.32 1903.50 0.455 116.97 1904.50 0.452 116.62 1905.50 0.449 116.26 1906.50 0.447 115.90 1907.50 0.444 115.53 1908.50 0.441 115.16 1909.50 0.438 114.78 1910.50 0.435 114.40 1911.50 0.432 114.01 1912.50 0.428 113.62 1913.50 0.425 113.22 1914.50 0.422 112.81 1915.50 0.419 112.40 1916.50 0.415 111.98 1917.50 0.412 111.56 1918.50 0.408 111.12 1919.50 0.405 110.68 1920.50 0.401 110.23 1921.50 0.397 109.78 1922.50 0.394 109.31 1923.50 0.390 108.84 1924.50 0.386 108.35 1925.50 0.382 107.86 1926.50 0.378 107.36 1927.50 0.374 106.84 1928.50 0.370 106.32 1929.50 0.366 105.78 1930.50 0.362 105.23 1931.50 0.358 104.67 1932.50 0.354 104.10 1933.50 0.350 103.51 1934.50 0.345 102.90 1935.50 0.341 102.29 1936.50 0.337 101.65 1937.50 0.333 101.00 1938.50 0.328 100.34 1939.50 0.324 99.65 1940.50 0.319 98.95 1941.50 0.315 98.22 1942.50 0.311 97.48 1943.50 0.306 96.72 1944.50 0.302 95.93 1945.50 0.297 95.12 1946.50 0.293 94.28 1947.50 0.288 93.42 1948.50 0.284 92.53 1949.50 0.280 91.61 1950.50 0.275 90.67 1951.50 0.271 89.69 1952.50 0.266 88.68 1953.50 0.262 87.64 1954.50 0.258 86.56 1955.50 0.253 85.44 1956.50 0.249 84.29 1957.50 0.245 83.10 1958.50 0.241 81.86 1959.50 0.237 80.59 1960.50 0.233 79.26 1961.50 0.229 77.90 1962.50 0.225 76.48 1963.50 0.221 75.01 1964.50 0.217 73.50 1965.50 0.214 71.93 1966.50 0.210 70.31 1967.50 0.207 68.63 1968.50 0.203 66.90 1969.50 0.200 65.12 1970.50 0.197 63.28 1971.50 0.195 61.38 1972.50 0.192 59.43 1973.50 0.189 57.43 1974.50 0.187 55.37 1975.50 0.185 53.27 1976.50 0.183 51.12 1977.50 0.181 48.93 1978.50 0.180 46.70 1979.50 0.179 44.43 1980.50 0.178 42.14 1981.50 0.177 39.82 1982.50 0.176 37.48 1983.50 0.176 35.13 1984.50 0.176 32.78 1985.50 0.176 30.42 1986.50 0.176 28.07 1987.50 0.177 25.73 1988.50 0.178 23.41 1989.50 0.179 21.12 1990.50 0.180 18.85 1991.50 0.181 16.62 1992.50 0.183 14.42 1993.50 0.185 12.27 1994.50 0.187 10.16 1995.50 0.189 8.10 1996.50 0.191 6.09 1997.50 0.194 4.12 1998.50 0.196 2.21 1999.50 0.199 0.35 2000.50 0.202 358.54 2001.50 0.205 356.78 2002.50 0.208 355.07 2003.50 0.211 353.41 2004.50 0.214 351.80 2005.50 0.217 350.24 2006.50 0.221 348.72 2007.50 0.224 347.24 2008.50 0.227 345.81 2009.50 0.230 344.42 2010.50 0.234 343.06 2011.50 0.237 341.75 2012.50 0.240 340.47 2013.50 0.243 339.22 2014.50 0.246 338.00 2015.50 0.249 336.81 2016.50 0.252 335.65 2017.50 0.255 334.52 2018.50 0.257 333.41 2019.50 0.260 332.32 2020.50 0.262 331.26 2021.50 0.265 330.21 2022.50 0.267 329.18 2023.50 0.269 328.17 2024.50 0.271 327.17 2025.50 0.272 326.18 2026.50 0.274 325.20 2027.50 0.275 324.24 2028.50 0.276 323.28 2029.50 0.277 322.32 2030.50 0.277 321.37 2031.50 0.277 320.42 2032.50 0.277 319.48 2033.50 0.277 318.53 2034.50 0.276 317.58 2035.50 0.275 316.62 2036.50 0.274 315.65 2037.50 0.272 314.68 2038.50 0.270 313.69 2039.50 0.268 312.68 2040.50 0.265 311.66 2041.50 0.262 310.61 2042.50 0.259 309.54 2043.50 0.255 308.44 2044.50 0.251 307.31 2045.50 0.247 306.14 2046.50 0.242 304.92 2047.50 0.237 303.65 2048.50 0.232 302.33 2049.50 0.226 300.94 2050.50 0.220 299.48 2051.50 0.214 297.93 2052.50 0.207 296.29 2053.50 0.200 294.54 2054.50 0.194 292.66 2055.50 0.186 290.65 2056.50 0.179 288.47 2057.50 0.172 286.11 2058.50 0.165 283.53 2059.50 0.157 280.72 2060.50 0.150 277.64 2061.50 0.143 274.26 2062.50 0.137 270.53 2063.50 0.130 266.44 2064.50 0.124 261.95 2065.50 0.119 257.04 2066.50 0.115 251.72 2067.50 0.111 246.02 2068.50 0.109 240.00 2069.50 0.107 233.75 2070.50 0.107 227.39 2071.50 0.108 221.05 2072.50 0.110 214.88 2073.50 0.113 208.97 2074.50 0.117 203.42 2075.50 0.121 198.27 2076.50 0.127 193.55 2077.50 0.133 189.24 2078.50 0.140 185.33 2079.50 0.147 181.79 2080.50 0.155 178.59 2081.50 0.162 175.68 2082.50 0.170 173.05 2083.50 0.178 170.65 2084.50 0.187 168.46 2085.50 0.195 166.46 2086.50 0.203 164.62 2087.50 0.211 162.92 2088.50 0.220 161.35 2089.50 0.228 159.90 2090.50 0.236 158.55 2091.50 0.244 157.29 2092.50 0.252 156.11 2093.50 0.260 155.00 2094.50 0.268 153.96 2095.50 0.276 152.98 2096.50 0.284 152.05 2097.50 0.291 151.16 2098.50 0.299 150.33 2099.50 0.306 149.53 2100.50 0.313 148.77 2101.50 0.320 148.04 2102.50 0.327 147.35 2103.50 0.334 146.68 2104.50 0.340 146.04 2105.50 0.347 145.42 2106.50 0.353 144.82 2107.50 0.359 144.25 2108.50 0.365 143.69 2109.50 0.371 143.16 2110.50 0.377 142.64 2111.50 0.382 142.13 2112.50 0.388 141.64 2113.50 0.393 141.16 2114.50 0.398 140.70 2115.50 0.403 140.24 2116.50 0.408 139.80 2117.50 0.413 139.37 2118.50 0.417 138.94 2119.50 0.422 138.53 2120.50 0.426 138.12 2121.50 0.430 137.73 2122.50 0.434 137.34 2123.50 0.438 136.95 2124.50 0.442 136.58 2125.50 0.445 136.21 2126.50 0.449 135.84 2127.50 0.452 135.48 2128.50 0.455 135.13 2129.50 0.458 134.78 2130.50 0.461 134.44 2131.50 0.464 134.10 2132.50 0.467 133.76 2133.50 0.469 133.43 2134.50 0.472 133.10 2135.50 0.474 132.78 2136.50 0.476 132.45 2137.50 0.478 132.13 2138.50 0.480 131.82 2139.50 0.482 131.50 2140.50 0.484 131.19 2141.50 0.486 130.88 2142.50 0.487 130.58 2143.50 0.488 130.27 2144.50 0.490 129.96 2145.50 0.491 129.66 2146.50 0.492 129.36 2147.50 0.493 129.06 2148.50 0.494 128.76 2149.50 0.494 128.46 2150.50 0.495 128.17 2151.50 0.496 127.87 2152.50 0.496 127.57 2153.50 0.496 127.28 2154.50 0.496 126.98 2155.50 0.497 126.69 2156.50 0.497 126.39 2157.50 0.496 126.10 2158.50 0.496 125.80 2159.50 0.496 125.51 2160.50 0.496 125.21 2161.50 0.495 124.91 2162.50 0.494 124.62 2163.50 0.494 124.32 2164.50 0.493 124.02 2165.50 0.492 123.72
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:51:19 |