| WDS: | COU227 | WDS ID/Discoverer |
| P: | 198.660 | Orbital period (years) |
| a: | 0.669 | Semi-major axis (arcseconds) |
| i: | 52.9 | Inclination (degrees) |
| Ω: | 126.3 | Longitude of ascending node (degrees) |
| T: | 2031.700 | Epoch of periastron passage (year) |
| e: | 0.299 | Eccentricity |
| ω: | 44.5 | Longitude of periastron (degrees) |
| Start-Year: | 1925.67 | Year |
| End-Year: | 2124.33 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for COU227 |
||
| Position: | 211128.93+214401.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 21115+2144 | WDS designation |
| Discoverer Code: | COU227 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 104612 | Hipparcos catalog number |
| V1: | 10.05 | Magnitude of the primary |
| V2: | 11.77 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2010 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | FMR2012b | 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 0.444 142.93 -------------------------- 1925.67 0.757 331.23 1926.67 0.752 332.05 1927.67 0.747 332.88 1928.67 0.742 333.73 1929.67 0.736 334.58 1930.67 0.730 335.45 1931.67 0.725 336.33 1932.67 0.719 337.23 1933.67 0.713 338.14 1934.67 0.706 339.07 1935.67 0.700 340.01 1936.67 0.694 340.97 1937.67 0.687 341.95 1938.67 0.680 342.95 1939.67 0.673 343.97 1940.67 0.667 345.01 1941.67 0.660 346.07 1942.67 0.653 347.16 1943.67 0.645 348.26 1944.67 0.638 349.40 1945.67 0.631 350.56 1946.67 0.624 351.74 1947.67 0.616 352.96 1948.67 0.609 354.20 1949.67 0.602 355.48 1950.67 0.595 356.78 1951.67 0.587 358.12 1952.67 0.580 359.49 1953.67 0.573 0.89 1954.67 0.566 2.33 1955.67 0.559 3.81 1956.67 0.552 5.33 1957.67 0.545 6.88 1958.67 0.538 8.47 1959.67 0.532 10.10 1960.67 0.525 11.77 1961.67 0.519 13.48 1962.67 0.513 15.24 1963.67 0.507 17.03 1964.67 0.502 18.87 1965.67 0.496 20.74 1966.67 0.491 22.66 1967.67 0.486 24.61 1968.67 0.482 26.60 1969.67 0.478 28.63 1970.67 0.474 30.70 1971.67 0.470 32.79 1972.67 0.467 34.92 1973.67 0.464 37.08 1974.67 0.461 39.26 1975.67 0.459 41.46 1976.67 0.457 43.69 1977.67 0.456 45.93 1978.67 0.455 48.18 1979.67 0.454 50.44 1980.67 0.454 52.70 1981.67 0.454 54.97 1982.67 0.454 57.23 1983.67 0.455 59.49 1984.67 0.456 61.74 1985.67 0.458 63.98 1986.67 0.459 66.20 1987.67 0.461 68.40 1988.67 0.464 70.58 1989.67 0.466 72.74 1990.67 0.469 74.88 1991.67 0.472 76.99 1992.67 0.475 79.08 1993.67 0.478 81.14 1994.67 0.481 83.17 1995.67 0.484 85.17 1996.67 0.488 87.15 1997.67 0.491 89.09 1998.67 0.495 91.01 1999.67 0.498 92.91 2000.67 0.501 94.78 2001.67 0.504 96.63 2002.67 0.507 98.46 2003.67 0.510 100.26 2004.67 0.512 102.05 2005.67 0.514 103.83 2006.67 0.516 105.58 2007.67 0.517 107.33 2008.67 0.519 109.07 2009.67 0.519 110.81 2010.67 0.519 112.54 2011.67 0.519 114.27 2012.67 0.518 116.00 2013.67 0.517 117.74 2014.67 0.515 119.50 2015.67 0.513 121.26 2016.67 0.509 123.05 2017.67 0.506 124.87 2018.67 0.501 126.71 2019.67 0.496 128.59 2020.67 0.490 130.51 2021.67 0.484 132.47 2022.67 0.477 134.50 2023.67 0.469 136.59 2024.67 0.460 138.75 2025.67 0.452 141.00 2026.67 0.442 143.33 2027.67 0.432 145.78 2028.67 0.422 148.34 2029.67 0.411 151.03 2030.67 0.400 153.87 2031.67 0.389 156.87 2032.67 0.378 160.04 2033.67 0.367 163.40 2034.67 0.357 166.96 2035.67 0.346 170.74 2036.67 0.337 174.75 2037.67 0.328 178.97 2038.67 0.320 183.41 2039.67 0.314 188.06 2040.67 0.308 192.90 2041.67 0.304 197.87 2042.67 0.302 202.96 2043.67 0.301 208.09 2044.67 0.302 213.22 2045.67 0.305 218.28 2046.67 0.309 223.23 2047.67 0.315 228.03 2048.67 0.322 232.62 2049.67 0.331 237.00 2050.67 0.341 241.14 2051.67 0.351 245.04 2052.67 0.363 248.70 2053.67 0.375 252.12 2054.67 0.388 255.33 2055.67 0.402 258.32 2056.67 0.415 261.12 2057.67 0.429 263.74 2058.67 0.443 266.20 2059.67 0.457 268.50 2060.67 0.472 270.66 2061.67 0.486 272.70 2062.67 0.500 274.62 2063.67 0.514 276.44 2064.67 0.528 278.16 2065.67 0.541 279.79 2066.67 0.555 281.35 2067.67 0.568 282.83 2068.67 0.581 284.25 2069.67 0.593 285.60 2070.67 0.605 286.90 2071.67 0.617 288.15 2072.67 0.629 289.35 2073.67 0.640 290.51 2074.67 0.651 291.64 2075.67 0.661 292.72 2076.67 0.671 293.77 2077.67 0.681 294.79 2078.67 0.690 295.79 2079.67 0.699 296.75 2080.67 0.708 297.70 2081.67 0.716 298.62 2082.67 0.724 299.52 2083.67 0.732 300.40 2084.67 0.739 301.26 2085.67 0.745 302.11 2086.67 0.752 302.94 2087.67 0.758 303.76 2088.67 0.763 304.57 2089.67 0.769 305.37 2090.67 0.773 306.15 2091.67 0.778 306.93 2092.67 0.782 307.69 2093.67 0.786 308.45 2094.67 0.789 309.21 2095.67 0.793 309.95 2096.67 0.795 310.69 2097.67 0.798 311.43 2098.67 0.800 312.16 2099.67 0.802 312.89 2100.67 0.803 313.61 2101.67 0.805 314.33 2102.67 0.805 315.05 2103.67 0.806 315.77 2104.67 0.806 316.49 2105.67 0.806 317.21 2106.67 0.806 317.93 2107.67 0.805 318.65 2108.67 0.804 319.37 2109.67 0.803 320.09 2110.67 0.802 320.82 2111.67 0.800 321.54 2112.67 0.798 322.28 2113.67 0.796 323.01 2114.67 0.793 323.75 2115.67 0.790 324.50 2116.67 0.787 325.25 2117.67 0.784 326.00 2118.67 0.781 326.77 2119.67 0.777 327.54 2120.67 0.773 328.31 2121.67 0.769 329.10 2122.67 0.764 329.89 2123.67 0.760 330.70
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:23:20 |