| WDS: | BU867 | WDS ID/Discoverer |
| P: | 232.040 | Orbital period (years) |
| a: | 0.813 | Semi-major axis (arcseconds) |
| i: | 98.9 | Inclination (degrees) |
| Ω: | 354.2 | Longitude of ascending node (degrees) |
| T: | 2012.720 | Epoch of periastron passage (year) |
| e: | 0.23 | Eccentricity |
| ω: | 2.9 | Longitude of periastron (degrees) |
| Start-Year: | 1908.98 | Year |
| End-Year: | 2141.02 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU867 |
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| Position: | 010121.77+115445.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 01014+1155 | WDS designation |
| Discoverer Code: | BU867 | Discover designation and components |
| ADS number: | 828 | Aitken Double Star catalog |
| HD number: | 5988 | HD catalog number |
| Hipparcos number: | 4775 | Hipparcos catalog number |
| V1: | 8.23 | Magnitude of the primary |
| V2: | 9.34 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2003 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Hrt2008 | 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 0.519 347.50 -------------------------- 1908.98 0.959 171.79 1909.98 0.953 171.62 1910.98 0.947 171.45 1911.98 0.941 171.28 1912.98 0.934 171.10 1913.98 0.927 170.92 1914.98 0.919 170.74 1915.98 0.911 170.56 1916.98 0.903 170.37 1917.98 0.894 170.18 1918.98 0.885 169.98 1919.98 0.876 169.79 1920.98 0.866 169.58 1921.98 0.856 169.37 1922.98 0.845 169.16 1923.98 0.834 168.94 1924.98 0.823 168.72 1925.98 0.811 168.48 1926.98 0.799 168.25 1927.98 0.787 168.00 1928.98 0.775 167.75 1929.98 0.762 167.49 1930.98 0.748 167.22 1931.98 0.735 166.93 1932.98 0.721 166.64 1933.98 0.707 166.34 1934.98 0.692 166.02 1935.98 0.677 165.69 1936.98 0.662 165.35 1937.98 0.646 164.99 1938.98 0.631 164.61 1939.98 0.615 164.21 1940.98 0.598 163.79 1941.98 0.582 163.35 1942.98 0.565 162.88 1943.98 0.547 162.38 1944.98 0.530 161.85 1945.98 0.512 161.28 1946.98 0.495 160.67 1947.98 0.476 160.01 1948.98 0.458 159.31 1949.98 0.440 158.54 1950.98 0.421 157.71 1951.98 0.402 156.79 1952.98 0.383 155.79 1953.98 0.364 154.69 1954.98 0.345 153.46 1955.98 0.326 152.08 1956.98 0.307 150.54 1957.98 0.288 148.79 1958.98 0.269 146.79 1959.98 0.250 144.49 1960.98 0.231 141.82 1961.98 0.213 138.69 1962.98 0.196 134.98 1963.98 0.179 130.57 1964.98 0.164 125.30 1965.98 0.150 118.97 1966.98 0.138 111.46 1967.98 0.128 102.70 1968.98 0.123 92.84 1969.98 0.120 82.33 1970.98 0.122 71.79 1971.98 0.128 61.90 1972.98 0.137 53.08 1973.98 0.149 45.51 1974.98 0.163 39.13 1975.98 0.178 33.80 1976.98 0.195 29.35 1977.98 0.212 25.61 1978.98 0.230 22.44 1979.98 0.248 19.73 1980.98 0.267 17.40 1981.98 0.285 15.37 1982.98 0.304 13.58 1983.98 0.322 12.01 1984.98 0.341 10.60 1985.98 0.359 9.34 1986.98 0.377 8.19 1987.98 0.394 7.15 1988.98 0.411 6.20 1989.98 0.428 5.33 1990.98 0.445 4.51 1991.98 0.461 3.76 1992.98 0.476 3.06 1993.98 0.491 2.40 1994.98 0.505 1.77 1995.98 0.519 1.18 1996.98 0.531 0.62 1997.98 0.544 0.09 1998.98 0.555 359.58 1999.98 0.566 359.09 2000.98 0.576 358.61 2001.98 0.585 358.15 2002.98 0.593 357.71 2003.98 0.600 357.28 2004.98 0.607 356.85 2005.98 0.612 356.44 2006.98 0.617 356.03 2007.98 0.621 355.63 2008.98 0.624 355.23 2009.98 0.625 354.83 2010.98 0.626 354.44 2011.98 0.626 354.04 2012.98 0.625 353.65 2013.98 0.623 353.25 2014.98 0.620 352.85 2015.98 0.616 352.45 2016.98 0.611 352.04 2017.98 0.605 351.62 2018.98 0.598 351.19 2019.98 0.590 350.75 2020.98 0.581 350.30 2021.98 0.572 349.84 2022.98 0.562 349.36 2023.98 0.550 348.86 2024.98 0.538 348.34 2025.98 0.526 347.79 2026.98 0.512 347.22 2027.98 0.498 346.62 2028.98 0.483 345.97 2029.98 0.468 345.29 2030.98 0.452 344.56 2031.98 0.436 343.78 2032.98 0.419 342.93 2033.98 0.401 342.01 2034.98 0.383 341.01 2035.98 0.365 339.91 2036.98 0.347 338.69 2037.98 0.328 337.33 2038.98 0.309 335.81 2039.98 0.290 334.09 2040.98 0.271 332.13 2041.98 0.252 329.87 2042.98 0.233 327.24 2043.98 0.215 324.15 2044.98 0.197 320.49 2045.98 0.179 316.12 2046.98 0.163 310.84 2047.98 0.149 304.47 2048.98 0.136 296.81 2049.98 0.126 287.79 2050.98 0.120 277.54 2051.98 0.118 266.54 2052.98 0.120 255.52 2053.98 0.126 245.22 2054.98 0.136 236.13 2055.98 0.148 228.41 2056.98 0.163 221.98 2057.98 0.179 216.67 2058.98 0.196 212.26 2059.98 0.214 208.58 2060.98 0.233 205.48 2061.98 0.252 202.85 2062.98 0.271 200.59 2063.98 0.291 198.64 2064.98 0.311 196.93 2065.98 0.330 195.42 2066.98 0.350 194.09 2067.98 0.369 192.89 2068.98 0.389 191.82 2069.98 0.408 190.84 2070.98 0.427 189.96 2071.98 0.446 189.15 2072.98 0.465 188.41 2073.98 0.484 187.72 2074.98 0.502 187.09 2075.98 0.520 186.50 2076.98 0.538 185.94 2077.98 0.556 185.43 2078.98 0.573 184.94 2079.98 0.590 184.49 2080.98 0.607 184.06 2081.98 0.624 183.65 2082.98 0.640 183.26 2083.98 0.656 182.90 2084.98 0.671 182.54 2085.98 0.687 182.21 2086.98 0.701 181.89 2087.98 0.716 181.58 2088.98 0.730 181.29 2089.98 0.744 181.00 2090.98 0.758 180.73 2091.98 0.771 180.46 2092.98 0.784 180.21 2093.98 0.796 179.96 2094.98 0.809 179.72 2095.98 0.820 179.49 2096.98 0.832 179.26 2097.98 0.843 179.04 2098.98 0.854 178.83 2099.98 0.864 178.62 2100.98 0.874 178.41 2101.98 0.884 178.21 2102.98 0.893 178.02 2103.98 0.902 177.83 2104.98 0.910 177.64 2105.98 0.918 177.45 2106.98 0.926 177.27 2107.98 0.933 177.09 2108.98 0.940 176.92 2109.98 0.947 176.74 2110.98 0.953 176.57 2111.98 0.959 176.40 2112.98 0.964 176.24 2113.98 0.969 176.07 2114.98 0.974 175.91 2115.98 0.978 175.75 2116.98 0.982 175.59 2117.98 0.986 175.43 2118.98 0.989 175.27 2119.98 0.991 175.11 2120.98 0.994 174.95 2121.98 0.996 174.80 2122.98 0.997 174.64 2123.98 0.998 174.49 2124.98 0.999 174.33 2125.98 1.000 174.18 2126.98 1.000 174.02 2127.98 0.999 173.87 2128.98 0.999 173.71 2129.98 0.997 173.56 2130.98 0.996 173.40 2131.98 0.994 173.25 2132.98 0.992 173.09 2133.98 0.989 172.93 2134.98 0.986 172.77 2135.98 0.982 172.62 2136.98 0.979 172.45 2137.98 0.974 172.29 2138.98 0.970 172.13 2139.98 0.965 171.96 2140.98 0.959 171.80
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 14:46:13 |