| - Revision: |
$Rev: 1216 $ |
|
| - Report created: |
2025-07-11 18:02:15 |
| WDS: | DAW132AB | WDS ID/Discoverer |
| P: | 163.300 | Orbital period (years) |
| a: | 1.199 | Semi-major axis (arcseconds) |
| i: | 141.2 | Inclination (degrees) |
| Ω: | 121.8 | Longitude of ascending node (degrees) |
| T: | 1983.620 | Epoch of periastron passage (year) |
| e: | 0.97 | Eccentricity |
| ω: | 177.4 | Longitude of periastron (degrees) |
| Start-Year: | 1944.0 | Year |
| End-Year: | 2106.0 | Year |
| Epoch: | 2025.0 | Besselian Epoch |
| Position: | 110622.94-354454.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 11064-3545 | WDS designation |
| Discoverer Code: | DAW132AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 54288 | Hipparcos catalog number |
| V1: | 9.97 | Magnitude of the primary |
| V2: | 11.50 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2019 | 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 1.973 128.7 ------------------------- 1944.0 1.944 118.7 1945.0 1.922 118.5 1946.0 1.900 118.4 1947.0 1.877 118.2 1948.0 1.853 118.0 1949.0 1.829 117.8 1950.0 1.804 117.7 1951.0 1.778 117.5 1952.0 1.751 117.3 1953.0 1.724 117.1 1954.0 1.695 116.9 1955.0 1.666 116.7 1956.0 1.636 116.4 1957.0 1.605 116.2 1958.0 1.573 116.0 1959.0 1.540 115.7 1960.0 1.506 115.5 1961.0 1.471 115.2 1962.0 1.435 114.9 1963.0 1.397 114.6 1964.0 1.359 114.3 1965.0 1.319 114.0 1966.0 1.277 113.6 1967.0 1.234 113.2 1968.0 1.190 112.8 1969.0 1.144 112.4 1970.0 1.096 111.9 1971.0 1.046 111.4 1972.0 0.994 110.8 1973.0 0.939 110.2 1974.0 0.882 109.4 1975.0 0.822 108.6 1976.0 0.758 107.6 1977.0 0.691 106.5 1978.0 0.619 105.1 1979.0 0.541 103.3 1980.0 0.456 100.9 1981.0 0.360 97.2 1982.0 0.250 90.6 1983.0 0.114 70.3 1984.0 0.074 196.5 1985.0 0.216 160.5 1986.0 0.329 152.2 1987.0 0.427 147.9 1988.0 0.513 145.2 1989.0 0.592 143.2 1990.0 0.665 141.7 1991.0 0.733 140.5 1992.0 0.798 139.5 1993.0 0.858 138.6 1994.0 0.916 137.8 1995.0 0.971 137.1 1996.0 1.024 136.5 1997.0 1.074 136.0 1998.0 1.122 135.5 1999.0 1.169 135.0 2000.0 1.214 134.6 2001.0 1.257 134.2 2002.0 1.299 133.9 2003.0 1.339 133.5 2004.0 1.378 133.2 2005.0 1.416 132.9 2006.0 1.452 132.6 2007.0 1.488 132.3 2008.0 1.522 132.0 2009.0 1.555 131.8 2010.0 1.588 131.5 2011.0 1.619 131.3 2012.0 1.649 131.1 2013.0 1.679 130.9 2014.0 1.708 130.7 2015.0 1.735 130.5 2016.0 1.762 130.3 2017.0 1.789 130.1 2018.0 1.814 129.9 2019.0 1.839 129.7 2020.0 1.863 129.5 2021.0 1.886 129.4 2022.0 1.909 129.2 2023.0 1.931 129.0 2024.0 1.952 128.9 2025.0 1.973 128.7 2026.0 1.993 128.6 2027.0 2.012 128.4 2028.0 2.031 128.3 2029.0 2.049 128.1 2030.0 2.067 128.0 2031.0 2.084 127.8 2032.0 2.100 127.7 2033.0 2.116 127.6 2034.0 2.131 127.4 2035.0 2.146 127.3 2036.0 2.161 127.2 2037.0 2.174 127.0 2038.0 2.187 126.9 2039.0 2.200 126.8 2040.0 2.212 126.7 2041.0 2.224 126.5 2042.0 2.235 126.4 2043.0 2.246 126.3 2044.0 2.256 126.2 2045.0 2.266 126.1 2046.0 2.275 126.0 2047.0 2.284 125.8 2048.0 2.292 125.7 2049.0 2.300 125.6 2050.0 2.307 125.5 2051.0 2.314 125.4 2052.0 2.320 125.3 2053.0 2.326 125.2 2054.0 2.331 125.1 2055.0 2.336 124.9 2056.0 2.341 124.8 2057.0 2.345 124.7 2058.0 2.348 124.6 2059.0 2.352 124.5 2060.0 2.354 124.4 2061.0 2.357 124.3 2062.0 2.358 124.2 2063.0 2.360 124.1 2064.0 2.361 124.0 2065.0 2.361 123.9 2066.0 2.361 123.7 2067.0 2.361 123.6 2068.0 2.360 123.5 2069.0 2.358 123.4 2070.0 2.357 123.3 2071.0 2.354 123.2 2072.0 2.352 123.1 2073.0 2.348 123.0 2074.0 2.345 122.9 2075.0 2.341 122.8 2076.0 2.336 122.7 2077.0 2.331 122.6 2078.0 2.326 122.4 2079.0 2.320 122.3 2080.0 2.314 122.2 2081.0 2.307 122.1 2082.0 2.299 122.0 2083.0 2.292 121.9 2084.0 2.283 121.8 2085.0 2.275 121.6 2086.0 2.265 121.5 2087.0 2.256 121.4 2088.0 2.245 121.3 2089.0 2.235 121.2 2090.0 2.224 121.1 2091.0 2.212 120.9 2092.0 2.200 120.8 2093.0 2.187 120.7 2094.0 2.174 120.6 2095.0 2.160 120.4 2096.0 2.146 120.3 2097.0 2.131 120.2 2098.0 2.115 120.0 2099.0 2.099 119.9 2100.0 2.083 119.8 2101.0 2.066 119.6 2102.0 2.048 119.5 2103.0 2.030 119.3 2104.0 2.011 119.2 2105.0 1.991 119.0