| WDS: | COU2542 | WDS ID/Discoverer |
| P: | 202.100 | Orbital period (years) |
| a: | 0.477 | Semi-major axis (arcseconds) |
| i: | 76.2 | Inclination (degrees) |
| Ω: | 76.5 | Longitude of ascending node (degrees) |
| T: | 2023.900 | Epoch of periastron passage (year) |
| e: | 0.374 | Eccentricity |
| ω: | 136.3 | Longitude of periastron (degrees) |
| Start-Year: | 1923.95 | Year |
| End-Year: | 2126.05 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for COU2542 |
||
| Position: | 205257.26+425825.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 20530+4258 | WDS designation |
| Discoverer Code: | COU2542 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 103067 | Hipparcos catalog number |
| V1: | 10.46 | Magnitude of the primary |
| V2: | 12.03 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | Date of last observation | |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | BAE2021 | 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 0.255 247.77 -------------------------- 1923.95 0.493 64.07 1924.95 0.499 64.44 1925.95 0.505 64.79 1926.95 0.511 65.14 1927.95 0.516 65.48 1928.95 0.522 65.81 1929.95 0.527 66.14 1930.95 0.532 66.46 1931.95 0.537 66.77 1932.95 0.542 67.08 1933.95 0.546 67.38 1934.95 0.550 67.68 1935.95 0.554 67.98 1936.95 0.558 68.27 1937.95 0.562 68.55 1938.95 0.566 68.83 1939.95 0.569 69.11 1940.95 0.572 69.39 1941.95 0.575 69.66 1942.95 0.577 69.93 1943.95 0.580 70.20 1944.95 0.582 70.46 1945.95 0.584 70.73 1946.95 0.586 70.99 1947.95 0.587 71.25 1948.95 0.588 71.51 1949.95 0.589 71.77 1950.95 0.590 72.03 1951.95 0.591 72.28 1952.95 0.591 72.54 1953.95 0.591 72.80 1954.95 0.591 73.05 1955.95 0.590 73.31 1956.95 0.589 73.57 1957.95 0.588 73.83 1958.95 0.587 74.09 1959.95 0.585 74.35 1960.95 0.584 74.61 1961.95 0.581 74.87 1962.95 0.579 75.14 1963.95 0.576 75.41 1964.95 0.573 75.68 1965.95 0.570 75.95 1966.95 0.566 76.23 1967.95 0.562 76.51 1968.95 0.558 76.80 1969.95 0.553 77.09 1970.95 0.548 77.39 1971.95 0.543 77.69 1972.95 0.537 78.00 1973.95 0.531 78.31 1974.95 0.525 78.63 1975.95 0.518 78.96 1976.95 0.511 79.30 1977.95 0.504 79.65 1978.95 0.496 80.00 1979.95 0.488 80.37 1980.95 0.480 80.76 1981.95 0.471 81.16 1982.95 0.461 81.57 1983.95 0.452 82.00 1984.95 0.442 82.45 1985.95 0.431 82.92 1986.95 0.421 83.41 1987.95 0.409 83.93 1988.95 0.398 84.48 1989.95 0.386 85.07 1990.95 0.373 85.69 1991.95 0.361 86.35 1992.95 0.347 87.07 1993.95 0.334 87.84 1994.95 0.320 88.68 1995.95 0.306 89.60 1996.95 0.291 90.61 1997.95 0.276 91.73 1998.95 0.260 92.97 1999.95 0.245 94.38 2000.95 0.229 95.98 2001.95 0.213 97.82 2002.95 0.196 99.97 2003.95 0.180 102.50 2004.95 0.164 105.54 2005.95 0.148 109.24 2006.95 0.132 113.84 2007.95 0.117 119.64 2008.95 0.104 127.05 2009.95 0.092 136.53 2010.95 0.083 148.37 2011.95 0.078 162.30 2012.95 0.078 177.08 2013.95 0.083 190.99 2014.95 0.092 202.80 2015.95 0.104 212.25 2016.95 0.117 219.66 2017.95 0.132 225.48 2018.95 0.147 230.11 2019.95 0.162 233.87 2020.95 0.178 236.97 2021.95 0.193 239.58 2022.95 0.208 241.81 2023.95 0.222 243.75 2024.95 0.236 245.46 2025.95 0.249 246.99 2026.95 0.261 248.38 2027.95 0.272 249.64 2028.95 0.282 250.81 2029.95 0.291 251.90 2030.95 0.300 252.93 2031.95 0.307 253.90 2032.95 0.313 254.83 2033.95 0.319 255.73 2034.95 0.323 256.60 2035.95 0.327 257.44 2036.95 0.330 258.28 2037.95 0.331 259.10 2038.95 0.332 259.91 2039.95 0.333 260.72 2040.95 0.332 261.53 2041.95 0.331 262.35 2042.95 0.328 263.18 2043.95 0.326 264.01 2044.95 0.323 264.87 2045.95 0.319 265.74 2046.95 0.314 266.63 2047.95 0.309 267.56 2048.95 0.304 268.51 2049.95 0.298 269.50 2050.95 0.292 270.53 2051.95 0.286 271.60 2052.95 0.279 272.73 2053.95 0.272 273.91 2054.95 0.264 275.16 2055.95 0.257 276.48 2056.95 0.249 277.88 2057.95 0.241 279.37 2058.95 0.233 280.96 2059.95 0.225 282.67 2060.95 0.217 284.50 2061.95 0.209 286.46 2062.95 0.201 288.59 2063.95 0.194 290.89 2064.95 0.186 293.38 2065.95 0.179 296.08 2066.95 0.171 299.01 2067.95 0.165 302.20 2068.95 0.158 305.64 2069.95 0.152 309.37 2070.95 0.147 313.39 2071.95 0.142 317.69 2072.95 0.138 322.25 2073.95 0.135 327.06 2074.95 0.133 332.05 2075.95 0.132 337.18 2076.95 0.131 342.36 2077.95 0.132 347.53 2078.95 0.134 352.60 2079.95 0.137 357.51 2080.95 0.140 2.20 2081.95 0.144 6.64 2082.95 0.149 10.80 2083.95 0.155 14.66 2084.95 0.162 18.24 2085.95 0.168 21.54 2086.95 0.176 24.58 2087.95 0.183 27.37 2088.95 0.191 29.94 2089.95 0.199 32.29 2090.95 0.207 34.46 2091.95 0.216 36.47 2092.95 0.225 38.31 2093.95 0.233 40.02 2094.95 0.242 41.61 2095.95 0.251 43.08 2096.95 0.260 44.45 2097.95 0.269 45.73 2098.95 0.278 46.93 2099.95 0.287 48.05 2100.95 0.296 49.10 2101.95 0.305 50.10 2102.95 0.314 51.03 2103.95 0.323 51.92 2104.95 0.332 52.75 2105.95 0.340 53.55 2106.95 0.349 54.30 2107.95 0.358 55.02 2108.95 0.366 55.70 2109.95 0.375 56.36 2110.95 0.383 56.98 2111.95 0.391 57.58 2112.95 0.399 58.15 2113.95 0.407 58.71 2114.95 0.415 59.24 2115.95 0.423 59.75 2116.95 0.430 60.24 2117.95 0.438 60.72 2118.95 0.445 61.18 2119.95 0.452 61.62 2120.95 0.459 62.05 2121.95 0.466 62.47 2122.95 0.473 62.88 2123.95 0.480 63.27 2124.95 0.486 63.66 2125.95 0.492 64.03
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:19:46 |