| WDS: | BU1191AB | WDS ID/Discoverer |
| P: | 287.370 | Orbital period (years) |
| a: | 3.61923 | Semi-major axis (arcseconds) |
| i: | 82.627 | Inclination (degrees) |
| Ω: | 139.577 | Longitude of ascending node (degrees) |
| T: | 2024.883 | Epoch of periastron passage (year) |
| e: | 0.57487 | Eccentricity |
| ω: | 252.919 | Longitude of periastron (degrees) |
| Start-Year: | 1881.315 | Year |
| End-Year: | 2168.685 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU1191AB |
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| Position: | 062610.24+184524.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 06262+1845 | WDS designation |
| Discoverer Code: | BU1191AB | Discover designation and components |
| ADS number: | 5054 | Aitken Double Star catalog |
| HD number: | 45088 | HD catalog number |
| Hipparcos number: | 30630 | Hipparcos catalog number |
| V1: | 6.7 | Magnitude of the primary |
| V2: | 11.5 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 1996 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Izm2019 | 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 0.290 2.19 -------------------------- 1881.32 1.810 162.31 1882.32 1.774 162.84 1883.32 1.739 163.40 1884.32 1.703 163.98 1885.32 1.667 164.59 1886.32 1.631 165.22 1887.32 1.595 165.88 1888.32 1.560 166.58 1889.32 1.524 167.30 1890.32 1.488 168.06 1891.32 1.453 168.86 1892.32 1.417 169.70 1893.32 1.382 170.58 1894.32 1.347 171.50 1895.32 1.312 172.48 1896.32 1.277 173.51 1897.32 1.242 174.59 1898.32 1.208 175.74 1899.32 1.174 176.96 1900.32 1.141 178.24 1901.32 1.108 179.60 1902.32 1.076 181.05 1903.32 1.044 182.58 1904.32 1.013 184.21 1905.32 0.982 185.95 1906.32 0.953 187.79 1907.32 0.924 189.74 1908.32 0.897 191.82 1909.32 0.870 194.03 1910.32 0.845 196.37 1911.32 0.821 198.86 1912.32 0.799 201.49 1913.32 0.778 204.26 1914.32 0.759 207.18 1915.32 0.742 210.24 1916.32 0.728 213.43 1917.32 0.715 216.74 1918.32 0.705 220.16 1919.32 0.697 223.67 1920.32 0.692 227.24 1921.32 0.690 230.85 1922.32 0.690 234.47 1923.32 0.693 238.08 1924.32 0.698 241.65 1925.32 0.706 245.14 1926.32 0.717 248.55 1927.32 0.729 251.85 1928.32 0.744 255.03 1929.32 0.761 258.07 1930.32 0.780 260.97 1931.32 0.801 263.73 1932.32 0.824 266.34 1933.32 0.848 268.81 1934.32 0.873 271.14 1935.32 0.899 273.33 1936.32 0.927 275.40 1937.32 0.955 277.35 1938.32 0.985 279.18 1939.32 1.015 280.90 1940.32 1.046 282.53 1941.32 1.077 284.06 1942.32 1.109 285.50 1943.32 1.142 286.86 1944.32 1.174 288.14 1945.32 1.208 289.36 1946.32 1.241 290.51 1947.32 1.275 291.60 1948.32 1.308 292.63 1949.32 1.342 293.61 1950.32 1.376 294.55 1951.32 1.410 295.43 1952.32 1.445 296.28 1953.32 1.479 297.09 1954.32 1.513 297.86 1955.32 1.547 298.59 1956.32 1.580 299.30 1957.32 1.614 299.97 1958.32 1.647 300.62 1959.32 1.681 301.24 1960.32 1.714 301.84 1961.32 1.746 302.42 1962.32 1.779 302.97 1963.32 1.811 303.51 1964.32 1.842 304.02 1965.32 1.874 304.52 1966.32 1.904 305.01 1967.32 1.935 305.47 1968.32 1.965 305.93 1969.32 1.994 306.37 1970.32 2.023 306.79 1971.32 2.051 307.21 1972.32 2.078 307.61 1973.32 2.105 308.01 1974.32 2.131 308.39 1975.32 2.156 308.77 1976.32 2.181 309.13 1977.32 2.205 309.49 1978.32 2.228 309.84 1979.32 2.249 310.19 1980.32 2.270 310.52 1981.32 2.290 310.86 1982.32 2.309 311.18 1983.32 2.326 311.50 1984.32 2.343 311.82 1985.32 2.358 312.13 1986.32 2.371 312.44 1987.32 2.383 312.74 1988.32 2.394 313.04 1989.32 2.403 313.34 1990.32 2.411 313.64 1991.32 2.416 313.94 1992.32 2.420 314.23 1993.32 2.421 314.53 1994.32 2.421 314.82 1995.32 2.418 315.11 1996.32 2.413 315.41 1997.32 2.406 315.71 1998.32 2.395 316.01 1999.32 2.382 316.31 2000.32 2.366 316.61 2001.32 2.347 316.92 2002.32 2.324 317.24 2003.32 2.298 317.56 2004.32 2.268 317.89 2005.32 2.234 318.23 2006.32 2.196 318.58 2007.32 2.153 318.95 2008.32 2.106 319.33 2009.32 2.053 319.73 2010.32 1.996 320.15 2011.32 1.932 320.59 2012.32 1.863 321.07 2013.32 1.788 321.59 2014.32 1.707 322.15 2015.32 1.619 322.77 2016.32 1.525 323.47 2017.32 1.425 324.26 2018.32 1.318 325.18 2019.32 1.204 326.27 2020.32 1.085 327.58 2021.32 0.961 329.23 2022.32 0.832 331.39 2023.32 0.699 334.35 2024.32 0.565 338.71 2025.32 0.433 345.75 2026.32 0.311 358.65 2027.32 0.219 24.82 2028.32 0.210 65.63 2029.32 0.290 95.27 2030.32 0.409 109.94 2031.32 0.541 117.74 2032.32 0.676 122.46 2033.32 0.811 125.60 2034.32 0.944 127.85 2035.32 1.074 129.55 2036.32 1.201 130.88 2037.32 1.324 131.97 2038.32 1.443 132.87 2039.32 1.557 133.63 2040.32 1.668 134.30 2041.32 1.774 134.88 2042.32 1.876 135.40 2043.32 1.974 135.86 2044.32 2.068 136.28 2045.32 2.159 136.67 2046.32 2.245 137.03 2047.32 2.327 137.36 2048.32 2.406 137.66 2049.32 2.482 137.95 2050.32 2.554 138.22 2051.32 2.622 138.48 2052.32 2.688 138.72 2053.32 2.751 138.96 2054.32 2.810 139.18 2055.32 2.867 139.39 2056.32 2.921 139.60 2057.32 2.973 139.80 2058.32 3.022 139.99 2059.32 3.069 140.18 2060.32 3.113 140.36 2061.32 3.155 140.53 2062.32 3.195 140.70 2063.32 3.232 140.87 2064.32 3.268 141.03 2065.32 3.301 141.19 2066.32 3.333 141.35 2067.32 3.363 141.50 2068.32 3.391 141.65 2069.32 3.417 141.80 2070.32 3.442 141.95 2071.32 3.465 142.09 2072.32 3.487 142.24 2073.32 3.506 142.38 2074.32 3.525 142.52 2075.32 3.542 142.65 2076.32 3.557 142.79 2077.32 3.572 142.93 2078.32 3.584 143.06 2079.32 3.596 143.19 2080.32 3.606 143.33 2081.32 3.615 143.46 2082.32 3.623 143.59 2083.32 3.630 143.72 2084.32 3.636 143.85 2085.32 3.640 143.98 2086.32 3.644 144.11 2087.32 3.646 144.24 2088.32 3.648 144.37 2089.32 3.648 144.50 2090.32 3.648 144.63 2091.32 3.646 144.76 2092.32 3.644 144.89 2093.32 3.640 145.02 2094.32 3.636 145.15 2095.32 3.631 145.28 2096.32 3.625 145.41 2097.32 3.619 145.54 2098.32 3.611 145.67 2099.32 3.603 145.81 2100.32 3.594 145.94 2101.32 3.584 146.07 2102.32 3.573 146.21 2103.32 3.562 146.34 2104.32 3.550 146.48 2105.32 3.538 146.62 2106.32 3.524 146.76 2107.32 3.510 146.90 2108.32 3.496 147.04 2109.32 3.480 147.18 2110.32 3.465 147.32 2111.32 3.448 147.46 2112.32 3.431 147.61 2113.32 3.413 147.76 2114.32 3.395 147.91 2115.32 3.376 148.06 2116.32 3.357 148.21 2117.32 3.337 148.36 2118.32 3.317 148.52 2119.32 3.296 148.67 2120.32 3.275 148.83 2121.32 3.253 149.00 2122.32 3.230 149.16 2123.32 3.207 149.33 2124.32 3.184 149.50 2125.32 3.160 149.67 2126.32 3.136 149.84 2127.32 3.112 150.02 2128.32 3.086 150.20 2129.32 3.061 150.38 2130.32 3.035 150.56 2131.32 3.009 150.75 2132.32 2.982 150.94 2133.32 2.955 151.14 2134.32 2.927 151.34 2135.32 2.899 151.54 2136.32 2.871 151.75 2137.32 2.843 151.96 2138.32 2.814 152.18 2139.32 2.785 152.40 2140.32 2.755 152.62 2141.32 2.725 152.85 2142.32 2.695 153.08 2143.32 2.664 153.32 2144.32 2.633 153.57 2145.32 2.602 153.82 2146.32 2.571 154.08 2147.32 2.539 154.34 2148.32 2.507 154.61 2149.32 2.475 154.89 2150.32 2.442 155.18 2151.32 2.410 155.47 2152.32 2.377 155.77 2153.32 2.343 156.08 2154.32 2.310 156.40 2155.32 2.276 156.73 2156.32 2.242 157.06 2157.32 2.208 157.41 2158.32 2.174 157.77 2159.32 2.140 158.14 2160.32 2.105 158.52 2161.32 2.070 158.92 2162.32 2.035 159.33 2163.32 2.000 159.75 2164.32 1.965 160.19 2165.32 1.930 160.64 2166.32 1.894 161.11 2167.32 1.859 161.60 2168.32 1.823 162.11
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:46:56 |