| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 16:26:49 |
| WDS: | BU235AA,AB | WDS ID/Discoverer |
| P: | 278.000 | Orbital period (years) |
| a: | 0.74 | Semi-major axis (arcseconds) |
| i: | 52.5 | Inclination (degrees) |
| Ω: | 122.3 | Longitude of ascending node (degrees) |
| T: | 1810.000 | Epoch of periastron passage (year) |
| e: | 0.442 | Eccentricity |
| ω: | 163.4 | Longitude of periastron (degrees) |
| Start-Year: | 1886.0 | Year |
| End-Year: | 2164.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 011034.31+510047.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 01106+5101 | WDS designation |
| Discoverer Code: | BU235AA,AB | Discover designation and components |
| ADS number: | 963 | Aitken Double Star catalog |
| HD number: | 6918 | HD catalog number |
| Hipparcos number: | 5512 | Hipparcos catalog number |
| V1: | 7.54 | Magnitude of the primary |
| V2: | 7.82 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1999 | Date of last observation |
| Orbit grade: | 4 | 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 0.745 144.4 ------------------------- 1886.0 0.682 80.3 1887.0 0.691 81.2 1888.0 0.700 82.0 1889.0 0.708 82.7 1890.0 0.717 83.5 1891.0 0.725 84.3 1892.0 0.733 85.0 1893.0 0.742 85.7 1894.0 0.750 86.4 1895.0 0.758 87.1 1896.0 0.766 87.7 1897.0 0.774 88.4 1898.0 0.782 89.0 1899.0 0.790 89.7 1900.0 0.798 90.3 1901.0 0.805 90.9 1902.0 0.813 91.5 1903.0 0.820 92.0 1904.0 0.828 92.6 1905.0 0.835 93.2 1906.0 0.842 93.7 1907.0 0.849 94.3 1908.0 0.856 94.8 1909.0 0.863 95.3 1910.0 0.870 95.8 1911.0 0.876 96.3 1912.0 0.883 96.8 1913.0 0.889 97.3 1914.0 0.895 97.8 1915.0 0.902 98.3 1916.0 0.908 98.8 1917.0 0.914 99.2 1918.0 0.920 99.7 1919.0 0.925 100.2 1920.0 0.931 100.6 1921.0 0.936 101.1 1922.0 0.942 101.5 1923.0 0.947 101.9 1924.0 0.952 102.4 1925.0 0.957 102.8 1926.0 0.962 103.2 1927.0 0.967 103.6 1928.0 0.971 104.0 1929.0 0.976 104.4 1930.0 0.980 104.8 1931.0 0.985 105.3 1932.0 0.989 105.6 1933.0 0.993 106.0 1934.0 0.997 106.4 1935.0 1.000 106.8 1936.0 1.004 107.2 1937.0 1.008 107.6 1938.0 1.011 108.0 1939.0 1.014 108.3 1940.0 1.017 108.7 1941.0 1.020 109.1 1942.0 1.023 109.5 1943.0 1.026 109.8 1944.0 1.028 110.2 1945.0 1.031 110.6 1946.0 1.033 110.9 1947.0 1.035 111.3 1948.0 1.037 111.7 1949.0 1.039 112.0 1950.0 1.041 112.4 1951.0 1.043 112.7 1952.0 1.044 113.1 1953.0 1.046 113.4 1954.0 1.047 113.8 1955.0 1.048 114.1 1956.0 1.049 114.5 1957.0 1.050 114.8 1958.0 1.050 115.2 1959.0 1.051 115.6 1960.0 1.051 115.9 1961.0 1.051 116.3 1962.0 1.052 116.6 1963.0 1.051 117.0 1964.0 1.051 117.3 1965.0 1.051 117.7 1966.0 1.050 118.0 1967.0 1.050 118.4 1968.0 1.049 118.7 1969.0 1.048 119.1 1970.0 1.047 119.4 1971.0 1.046 119.8 1972.0 1.044 120.1 1973.0 1.043 120.5 1974.0 1.041 120.8 1975.0 1.040 121.2 1976.0 1.038 121.5 1977.0 1.035 121.9 1978.0 1.033 122.3 1979.0 1.031 122.6 1980.0 1.028 123.0 1981.0 1.025 123.4 1982.0 1.023 123.7 1983.0 1.020 124.1 1984.0 1.016 124.5 1985.0 1.013 124.9 1986.0 1.009 125.2 1987.0 1.006 125.6 1988.0 1.002 126.0 1989.0 0.998 126.4 1990.0 0.994 126.8 1991.0 0.990 127.2 1992.0 0.985 127.6 1993.0 0.981 128.0 1994.0 0.976 128.4 1995.0 0.971 128.8 1996.0 0.966 129.2 1997.0 0.960 129.6 1998.0 0.955 130.0 1999.0 0.949 130.5 2000.0 0.944 130.9 2001.0 0.938 131.3 2002.0 0.932 131.8 2003.0 0.925 132.2 2004.0 0.919 132.7 2005.0 0.912 133.1 2006.0 0.906 133.6 2007.0 0.899 134.1 2008.0 0.892 134.6 2009.0 0.884 135.1 2010.0 0.877 135.6 2011.0 0.869 136.1 2012.0 0.861 136.6 2013.0 0.854 137.1 2014.0 0.845 137.7 2015.0 0.837 138.2 2016.0 0.829 138.8 2017.0 0.820 139.3 2018.0 0.811 139.9 2019.0 0.802 140.5 2020.0 0.793 141.1 2021.0 0.784 141.7 2022.0 0.774 142.4 2023.0 0.765 143.0 2024.0 0.755 143.7 2025.0 0.745 144.4 2026.0 0.735 145.1 2027.0 0.725 145.8 2028.0 0.714 146.6 2029.0 0.704 147.3 2030.0 0.693 148.1 2031.0 0.682 148.9 2032.0 0.671 149.8 2033.0 0.660 150.7 2034.0 0.649 151.6 2035.0 0.637 152.5 2036.0 0.626 153.5 2037.0 0.614 154.5 2038.0 0.603 155.5 2039.0 0.591 156.6 2040.0 0.579 157.8 2041.0 0.567 158.9 2042.0 0.555 160.2 2043.0 0.543 161.5 2044.0 0.530 162.8 2045.0 0.518 164.2 2046.0 0.506 165.7 2047.0 0.494 167.2 2048.0 0.482 168.9 2049.0 0.470 170.6 2050.0 0.458 172.4 2051.0 0.446 174.3 2052.0 0.434 176.3 2053.0 0.423 178.4 2054.0 0.411 180.6 2055.0 0.400 183.0 2056.0 0.390 185.4 2057.0 0.380 188.1 2058.0 0.370 190.8 2059.0 0.361 193.7 2060.0 0.352 196.8 2061.0 0.344 200.0 2062.0 0.337 203.3 2063.0 0.330 206.8 2064.0 0.324 210.4 2065.0 0.320 214.2 2066.0 0.316 218.0 2067.0 0.313 221.9 2068.0 0.311 225.9 2069.0 0.310 229.9 2070.0 0.310 234.0 2071.0 0.311 238.0 2072.0 0.313 241.9 2073.0 0.316 245.8 2074.0 0.320 249.7 2075.0 0.324 253.4 2076.0 0.329 257.0 2077.0 0.335 260.6 2078.0 0.341 263.9 2079.0 0.347 267.2 2080.0 0.354 270.4 2081.0 0.360 273.4 2082.0 0.367 276.3 2083.0 0.373 279.2 2084.0 0.380 281.9 2085.0 0.386 284.5 2086.0 0.392 287.1 2087.0 0.397 289.6 2088.0 0.402 292.0 2089.0 0.407 294.4 2090.0 0.411 296.7 2091.0 0.414 299.0 2092.0 0.417 301.2 2093.0 0.419 303.4 2094.0 0.421 305.6 2095.0 0.422 307.8 2096.0 0.423 310.0 2097.0 0.423 312.1 2098.0 0.423 314.3 2099.0 0.422 316.5 2100.0 0.421 318.6 2101.0 0.420 320.8 2102.0 0.418 323.0 2103.0 0.416 325.2 2104.0 0.414 327.5 2105.0 0.412 329.8 2106.0 0.409 332.1 2107.0 0.406 334.4 2108.0 0.404 336.8 2109.0 0.401 339.1 2110.0 0.399 341.6 2111.0 0.396 344.0 2112.0 0.394 346.5 2113.0 0.392 349.0 2114.0 0.391 351.5 2115.0 0.389 354.1 2116.0 0.388 356.6 2117.0 0.387 359.2 2118.0 0.387 1.8 2119.0 0.387 4.4 2120.0 0.387 7.0 2121.0 0.388 9.6 2122.0 0.389 12.1 2123.0 0.390 14.7 2124.0 0.392 17.2 2125.0 0.395 19.7 2126.0 0.398 22.2 2127.0 0.401 24.6 2128.0 0.405 27.0 2129.0 0.409 29.3 2130.0 0.413 31.6 2131.0 0.418 33.9 2132.0 0.424 36.0 2133.0 0.429 38.2 2134.0 0.435 40.3 2135.0 0.441 42.3 2136.0 0.448 44.2 2137.0 0.454 46.1 2138.0 0.461 48.0 2139.0 0.469 49.8 2140.0 0.476 51.5 2141.0 0.484 53.2 2142.0 0.492 54.8 2143.0 0.500 56.4 2144.0 0.508 57.9 2145.0 0.516 59.4 2146.0 0.524 60.8 2147.0 0.533 62.2 2148.0 0.541 63.6 2149.0 0.550 64.9 2150.0 0.559 66.1 2151.0 0.567 67.3 2152.0 0.576 68.5 2153.0 0.585 69.7 2154.0 0.594 70.8 2155.0 0.603 71.9 2156.0 0.612 72.9 2157.0 0.621 73.9 2158.0 0.629 74.9 2159.0 0.638 75.9 2160.0 0.647 76.8 2161.0 0.656 77.7 2162.0 0.665 78.6 2163.0 0.674 79.5