| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 19:04:56 |
| WDS: | A2267AB | WDS ID/Discoverer |
| P: | 267.000 | Orbital period (years) |
| a: | 0.547 | Semi-major axis (arcseconds) |
| i: | 96.4 | Inclination (degrees) |
| Ω: | 167.6 | Longitude of ascending node (degrees) |
| T: | 2196.800 | Epoch of periastron passage (year) |
| e: | 0.2 | Eccentricity |
| ω: | 13.8 | Longitude of periastron (degrees) |
| Start-Year: | 1892.0 | Year |
| End-Year: | 2158.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 191723.99+011451.3 | Epoch-2000 right ascension and declination |
| WDS-ID: | 19174+0115 | WDS designation |
| Discoverer Code: | A2267AB | Discover designation and components |
| ADS number: | 12267 | Aitken Double Star catalog |
| HD number: | 180662 | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 9.7 | Magnitude of the primary |
| V2: | 10.7 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2018 | 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 0.579 350.2 ------------------------- 1892.0 0.267 177.6 1893.0 0.277 177.0 1894.0 0.287 176.5 1895.0 0.297 176.0 1896.0 0.306 175.5 1897.0 0.316 175.0 1898.0 0.325 174.6 1899.0 0.333 174.2 1900.0 0.342 173.8 1901.0 0.350 173.4 1902.0 0.358 173.1 1903.0 0.366 172.8 1904.0 0.373 172.4 1905.0 0.380 172.1 1906.0 0.387 171.8 1907.0 0.393 171.5 1908.0 0.399 171.2 1909.0 0.405 171.0 1910.0 0.410 170.7 1911.0 0.415 170.5 1912.0 0.419 170.2 1913.0 0.423 169.9 1914.0 0.427 169.7 1915.0 0.430 169.5 1916.0 0.433 169.2 1917.0 0.435 169.0 1918.0 0.437 168.8 1919.0 0.438 168.5 1920.0 0.439 168.3 1921.0 0.440 168.1 1922.0 0.440 167.8 1923.0 0.440 167.6 1924.0 0.439 167.4 1925.0 0.438 167.2 1926.0 0.436 166.9 1927.0 0.434 166.7 1928.0 0.431 166.5 1929.0 0.428 166.2 1930.0 0.424 166.0 1931.0 0.420 165.7 1932.0 0.416 165.5 1933.0 0.411 165.2 1934.0 0.406 165.0 1935.0 0.400 164.7 1936.0 0.394 164.4 1937.0 0.387 164.1 1938.0 0.380 163.8 1939.0 0.373 163.5 1940.0 0.365 163.2 1941.0 0.357 162.8 1942.0 0.348 162.5 1943.0 0.339 162.1 1944.0 0.330 161.7 1945.0 0.321 161.3 1946.0 0.311 160.9 1947.0 0.301 160.4 1948.0 0.290 159.9 1949.0 0.280 159.4 1950.0 0.269 158.8 1951.0 0.258 158.1 1952.0 0.246 157.4 1953.0 0.235 156.7 1954.0 0.223 155.8 1955.0 0.211 154.9 1956.0 0.199 153.9 1957.0 0.187 152.7 1958.0 0.175 151.3 1959.0 0.163 149.8 1960.0 0.151 148.0 1961.0 0.139 145.9 1962.0 0.127 143.4 1963.0 0.115 140.4 1964.0 0.103 136.7 1965.0 0.092 132.0 1966.0 0.082 126.2 1967.0 0.073 118.8 1968.0 0.065 109.4 1969.0 0.059 97.8 1970.0 0.056 84.4 1971.0 0.056 70.3 1972.0 0.060 57.2 1973.0 0.066 46.1 1974.0 0.074 37.1 1975.0 0.084 30.0 1976.0 0.095 24.5 1977.0 0.106 20.1 1978.0 0.118 16.6 1979.0 0.129 13.7 1980.0 0.142 11.3 1981.0 0.154 9.2 1982.0 0.166 7.5 1983.0 0.179 6.0 1984.0 0.191 4.7 1985.0 0.203 3.6 1986.0 0.216 2.6 1987.0 0.228 1.7 1988.0 0.240 0.9 1989.0 0.252 0.2 1990.0 0.264 359.5 1991.0 0.276 358.9 1992.0 0.287 358.3 1993.0 0.299 357.8 1994.0 0.310 357.3 1995.0 0.322 356.9 1996.0 0.333 356.5 1997.0 0.344 356.1 1998.0 0.355 355.7 1999.0 0.366 355.4 2000.0 0.376 355.1 2001.0 0.387 354.8 2002.0 0.397 354.5 2003.0 0.407 354.2 2004.0 0.417 354.0 2005.0 0.426 353.7 2006.0 0.436 353.5 2007.0 0.445 353.3 2008.0 0.454 353.0 2009.0 0.463 352.8 2010.0 0.472 352.6 2011.0 0.481 352.4 2012.0 0.489 352.2 2013.0 0.497 352.1 2014.0 0.505 351.9 2015.0 0.513 351.7 2016.0 0.520 351.5 2017.0 0.528 351.4 2018.0 0.535 351.2 2019.0 0.542 351.1 2020.0 0.549 350.9 2021.0 0.555 350.8 2022.0 0.561 350.6 2023.0 0.568 350.5 2024.0 0.573 350.4 2025.0 0.579 350.2 2026.0 0.585 350.1 2027.0 0.590 350.0 2028.0 0.595 349.9 2029.0 0.600 349.7 2030.0 0.604 349.6 2031.0 0.609 349.5 2032.0 0.613 349.4 2033.0 0.617 349.3 2034.0 0.621 349.1 2035.0 0.624 349.0 2036.0 0.628 348.9 2037.0 0.631 348.8 2038.0 0.634 348.7 2039.0 0.637 348.6 2040.0 0.639 348.5 2041.0 0.641 348.4 2042.0 0.643 348.3 2043.0 0.645 348.2 2044.0 0.647 348.1 2045.0 0.648 347.9 2046.0 0.650 347.8 2047.0 0.651 347.7 2048.0 0.651 347.6 2049.0 0.652 347.5 2050.0 0.652 347.4 2051.0 0.653 347.3 2052.0 0.653 347.2 2053.0 0.652 347.1 2054.0 0.652 347.0 2055.0 0.651 346.9 2056.0 0.650 346.8 2057.0 0.649 346.7 2058.0 0.648 346.6 2059.0 0.646 346.5 2060.0 0.645 346.4 2061.0 0.643 346.3 2062.0 0.641 346.2 2063.0 0.638 346.1 2064.0 0.636 346.0 2065.0 0.633 345.8 2066.0 0.630 345.7 2067.0 0.627 345.6 2068.0 0.624 345.5 2069.0 0.620 345.4 2070.0 0.617 345.3 2071.0 0.613 345.2 2072.0 0.609 345.0 2073.0 0.604 344.9 2074.0 0.600 344.8 2075.0 0.595 344.7 2076.0 0.590 344.6 2077.0 0.585 344.4 2078.0 0.580 344.3 2079.0 0.575 344.2 2080.0 0.569 344.0 2081.0 0.563 343.9 2082.0 0.557 343.8 2083.0 0.551 343.6 2084.0 0.545 343.5 2085.0 0.538 343.3 2086.0 0.531 343.2 2087.0 0.525 343.0 2088.0 0.517 342.8 2089.0 0.510 342.7 2090.0 0.503 342.5 2091.0 0.495 342.3 2092.0 0.488 342.1 2093.0 0.480 342.0 2094.0 0.472 341.8 2095.0 0.463 341.6 2096.0 0.455 341.3 2097.0 0.446 341.1 2098.0 0.438 340.9 2099.0 0.429 340.7 2100.0 0.420 340.4 2101.0 0.411 340.2 2102.0 0.402 339.9 2103.0 0.392 339.6 2104.0 0.383 339.3 2105.0 0.373 339.0 2106.0 0.363 338.7 2107.0 0.353 338.4 2108.0 0.343 338.0 2109.0 0.333 337.6 2110.0 0.323 337.2 2111.0 0.312 336.8 2112.0 0.302 336.3 2113.0 0.291 335.8 2114.0 0.281 335.3 2115.0 0.270 334.7 2116.0 0.259 334.0 2117.0 0.248 333.4 2118.0 0.237 332.6 2119.0 0.226 331.8 2120.0 0.215 330.9 2121.0 0.204 329.9 2122.0 0.192 328.7 2123.0 0.181 327.5 2124.0 0.170 326.0 2125.0 0.159 324.4 2126.0 0.148 322.5 2127.0 0.137 320.4 2128.0 0.126 317.8 2129.0 0.116 314.8 2130.0 0.106 311.2 2131.0 0.096 306.9 2132.0 0.087 301.5 2133.0 0.079 295.1 2134.0 0.071 287.2 2135.0 0.066 277.8 2136.0 0.063 267.1 2137.0 0.061 255.5 2138.0 0.063 244.0 2139.0 0.067 233.5 2140.0 0.072 224.3 2141.0 0.080 216.6 2142.0 0.088 210.3 2143.0 0.097 205.1 2144.0 0.107 200.8 2145.0 0.117 197.3 2146.0 0.128 194.4 2147.0 0.138 191.9 2148.0 0.149 189.7 2149.0 0.160 187.9 2150.0 0.171 186.3 2151.0 0.182 184.8 2152.0 0.193 183.6 2153.0 0.204 182.5 2154.0 0.215 181.5 2155.0 0.226 180.6 2156.0 0.236 179.7 2157.0 0.247 179.0