| WDS: | BU763AB | WDS ID/Discoverer |
| P: | 180.200 | Orbital period (years) |
| a: | 0.609 | Semi-major axis (arcseconds) |
| i: | 32.1 | Inclination (degrees) |
| Ω: | 216.3 | Longitude of ascending node (degrees) |
| T: | 2003.820 | Epoch of periastron passage (year) |
| e: | 0.806 | Eccentricity |
| ω: | 181.8 | Longitude of periastron (degrees) |
| Start-Year: | 1934.9 | Year |
| End-Year: | 2115.1 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU763AB |
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| Position: | 202353.17-422522.2 | Epoch-2000 right ascension and declination |
| WDS-ID: | 20239-4225 | WDS designation |
| Discoverer Code: | BU763AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 193807 | HD catalog number |
| Hipparcos number: | 100591 | Hipparcos catalog number |
| V1: | 5.67 | Magnitude of the primary |
| V2: | 7.25 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2021 | 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: | Tok2021f | 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 0.594 186.90 -------------------------- 1934.90 1.054 224.52 1935.90 1.050 224.86 1936.90 1.045 225.19 1937.90 1.040 225.54 1938.90 1.035 225.88 1939.90 1.030 226.23 1940.90 1.025 226.58 1941.90 1.019 226.94 1942.90 1.013 227.30 1943.90 1.007 227.66 1944.90 1.001 228.03 1945.90 0.994 228.40 1946.90 0.987 228.78 1947.90 0.980 229.17 1948.90 0.973 229.56 1949.90 0.965 229.95 1950.90 0.958 230.35 1951.90 0.950 230.76 1952.90 0.942 231.18 1953.90 0.933 231.60 1954.90 0.924 232.03 1955.90 0.915 232.47 1956.90 0.906 232.92 1957.90 0.897 233.37 1958.90 0.887 233.84 1959.90 0.877 234.32 1960.90 0.867 234.81 1961.90 0.856 235.31 1962.90 0.845 235.82 1963.90 0.834 236.35 1964.90 0.823 236.89 1965.90 0.811 237.45 1966.90 0.799 238.02 1967.90 0.786 238.61 1968.90 0.774 239.22 1969.90 0.761 239.86 1970.90 0.747 240.51 1971.90 0.734 241.19 1972.90 0.719 241.89 1973.90 0.705 242.62 1974.90 0.690 243.39 1975.90 0.675 244.18 1976.90 0.659 245.02 1977.90 0.643 245.89 1978.90 0.627 246.82 1979.90 0.610 247.79 1980.90 0.593 248.81 1981.90 0.575 249.90 1982.90 0.557 251.06 1983.90 0.538 252.30 1984.90 0.519 253.63 1985.90 0.499 255.07 1986.90 0.479 256.62 1987.90 0.458 258.32 1988.90 0.436 260.18 1989.90 0.414 262.23 1990.90 0.392 264.52 1991.90 0.368 267.10 1992.90 0.344 270.03 1993.90 0.320 273.40 1994.90 0.294 277.35 1995.90 0.269 282.05 1996.90 0.243 287.74 1997.90 0.217 294.79 1998.90 0.191 303.74 1999.90 0.168 315.35 2000.90 0.147 330.54 2001.90 0.131 350.08 2002.90 0.121 13.77 2003.90 0.118 39.96 2004.90 0.121 66.16 2005.90 0.131 89.73 2006.90 0.149 108.89 2007.90 0.171 123.56 2008.90 0.196 134.68 2009.90 0.222 143.22 2010.90 0.249 149.94 2011.90 0.275 155.37 2012.90 0.301 159.84 2013.90 0.327 163.62 2014.90 0.352 166.85 2015.90 0.376 169.66 2016.90 0.399 172.13 2017.90 0.422 174.34 2018.90 0.444 176.32 2019.90 0.466 178.11 2020.90 0.487 179.75 2021.90 0.507 181.25 2022.90 0.527 182.64 2023.90 0.546 183.93 2024.90 0.565 185.13 2025.90 0.583 186.26 2026.90 0.601 187.32 2027.90 0.618 188.32 2028.90 0.635 189.26 2029.90 0.652 190.16 2030.90 0.668 191.01 2031.90 0.683 191.83 2032.90 0.698 192.61 2033.90 0.713 193.35 2034.90 0.727 194.07 2035.90 0.741 194.76 2036.90 0.755 195.42 2037.90 0.768 196.06 2038.90 0.781 196.68 2039.90 0.794 197.28 2040.90 0.806 197.86 2041.90 0.818 198.42 2042.90 0.830 198.97 2043.90 0.841 199.50 2044.90 0.852 200.02 2045.90 0.863 200.53 2046.90 0.873 201.02 2047.90 0.884 201.50 2048.90 0.893 201.97 2049.90 0.903 202.43 2050.90 0.912 202.88 2051.90 0.922 203.33 2052.90 0.930 203.76 2053.90 0.939 204.19 2054.90 0.947 204.60 2055.90 0.955 205.01 2056.90 0.963 205.42 2057.90 0.971 205.81 2058.90 0.978 206.21 2059.90 0.985 206.59 2060.90 0.992 206.97 2061.90 0.999 207.35 2062.90 1.005 207.72 2063.90 1.011 208.08 2064.90 1.017 208.44 2065.90 1.023 208.80 2066.90 1.029 209.15 2067.90 1.034 209.50 2068.90 1.039 209.85 2069.90 1.044 210.19 2070.90 1.049 210.53 2071.90 1.053 210.87 2072.90 1.057 211.20 2073.90 1.061 211.53 2074.90 1.065 211.86 2075.90 1.069 212.18 2076.90 1.072 212.51 2077.90 1.075 212.83 2078.90 1.078 213.15 2079.90 1.081 213.47 2080.90 1.084 213.79 2081.90 1.086 214.10 2082.90 1.088 214.42 2083.90 1.090 214.73 2084.90 1.092 215.04 2085.90 1.094 215.35 2086.90 1.095 215.66 2087.90 1.097 215.97 2088.90 1.098 216.28 2089.90 1.098 216.59 2090.90 1.099 216.90 2091.90 1.099 217.20 2092.90 1.100 217.51 2093.90 1.100 217.82 2094.90 1.100 218.13 2095.90 1.099 218.43 2096.90 1.099 218.74 2097.90 1.098 219.05 2098.90 1.097 219.36 2099.90 1.096 219.67 2100.90 1.095 219.98 2101.90 1.093 220.29 2102.90 1.091 220.60 2103.90 1.089 220.91 2104.90 1.087 221.22 2105.90 1.085 221.54 2106.90 1.082 221.86 2107.90 1.080 222.17 2108.90 1.077 222.49 2109.90 1.074 222.81 2110.90 1.070 223.14 2111.90 1.067 223.46 2112.90 1.063 223.79 2113.90 1.059 224.12 2114.90 1.055 224.45
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:14:53 |