| WDS: | STF566AB,C | WDS ID/Discoverer |
| P: | 203.900 | Orbital period (years) |
| a: | 3.079 | Semi-major axis (arcseconds) |
| i: | 100.4 | Inclination (degrees) |
| Ω: | 148.2 | Longitude of ascending node (degrees) |
| T: | 2020.470 | Epoch of periastron passage (year) |
| e: | 0.932 | Eccentricity |
| ω: | 78.9 | Longitude of periastron (degrees) |
| Start-Year: | 1923.05 | Year |
| End-Year: | 2126.95 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF566AB,C |
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| Position: | 043958.03+532823.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04400+5328 | WDS designation |
| Discoverer Code: | STF566AB,C | Discover designation and components |
| ADS number: | 3358 | Aitken Double Star catalog |
| HD number: | 29316 | HD catalog number |
| Hipparcos number: | 21730 | Hipparcos catalog number |
| V1: | 5.56 | Magnitude of the primary |
| V2: | 7.49 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 2016 | 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: | USN2021b | 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 1.094 320.12 -------------------------- 1923.05 1.499 283.46 1924.05 1.486 282.96 1925.05 1.473 282.46 1926.05 1.460 281.95 1927.05 1.447 281.44 1928.05 1.433 280.91 1929.05 1.420 280.37 1930.05 1.407 279.82 1931.05 1.393 279.26 1932.05 1.380 278.69 1933.05 1.366 278.11 1934.05 1.353 277.52 1935.05 1.339 276.92 1936.05 1.325 276.30 1937.05 1.312 275.67 1938.05 1.298 275.03 1939.05 1.284 274.37 1940.05 1.271 273.70 1941.05 1.257 273.01 1942.05 1.243 272.31 1943.05 1.229 271.59 1944.05 1.216 270.86 1945.05 1.202 270.11 1946.05 1.188 269.35 1947.05 1.175 268.56 1948.05 1.161 267.76 1949.05 1.148 266.94 1950.05 1.134 266.09 1951.05 1.121 265.23 1952.05 1.108 264.35 1953.05 1.094 263.45 1954.05 1.081 262.52 1955.05 1.068 261.57 1956.05 1.055 260.60 1957.05 1.042 259.61 1958.05 1.030 258.59 1959.05 1.017 257.54 1960.05 1.005 256.47 1961.05 0.993 255.37 1962.05 0.981 254.25 1963.05 0.969 253.09 1964.05 0.957 251.91 1965.05 0.946 250.71 1966.05 0.935 249.47 1967.05 0.924 248.20 1968.05 0.914 246.90 1969.05 0.903 245.58 1970.05 0.893 244.22 1971.05 0.884 242.83 1972.05 0.874 241.41 1973.05 0.865 239.96 1974.05 0.856 238.48 1975.05 0.848 236.98 1976.05 0.840 235.44 1977.05 0.832 233.87 1978.05 0.825 232.28 1979.05 0.818 230.66 1980.05 0.812 229.01 1981.05 0.806 227.33 1982.05 0.800 225.64 1983.05 0.795 223.92 1984.05 0.791 222.17 1985.05 0.787 220.41 1986.05 0.783 218.63 1987.05 0.779 216.84 1988.05 0.777 215.03 1989.05 0.774 213.21 1990.05 0.772 211.37 1991.05 0.771 209.53 1992.05 0.769 207.69 1993.05 0.769 205.83 1994.05 0.768 203.98 1995.05 0.768 202.12 1996.05 0.768 200.26 1997.05 0.769 198.41 1998.05 0.769 196.56 1999.05 0.770 194.71 2000.05 0.771 192.86 2001.05 0.772 191.02 2002.05 0.773 189.19 2003.05 0.774 187.35 2004.05 0.774 185.53 2005.05 0.774 183.70 2006.05 0.774 181.87 2007.05 0.773 180.04 2008.05 0.772 178.21 2009.05 0.769 176.36 2010.05 0.764 174.50 2011.05 0.758 172.61 2012.05 0.750 170.69 2013.05 0.738 168.71 2014.05 0.722 166.66 2015.05 0.700 164.49 2016.05 0.670 162.17 2017.05 0.628 159.58 2018.05 0.563 156.50 2019.05 0.455 152.31 2020.05 0.225 142.69 2021.05 0.232 335.95 2022.05 0.526 327.60 2023.05 0.713 324.73 2024.05 0.852 322.94 2025.05 0.963 321.61 2026.05 1.057 320.54 2027.05 1.137 319.63 2028.05 1.208 318.83 2029.05 1.270 318.12 2030.05 1.327 317.47 2031.05 1.378 316.87 2032.05 1.424 316.31 2033.05 1.467 315.79 2034.05 1.506 315.29 2035.05 1.542 314.82 2036.05 1.575 314.37 2037.05 1.606 313.94 2038.05 1.635 313.52 2039.05 1.662 313.12 2040.05 1.687 312.73 2041.05 1.710 312.35 2042.05 1.731 311.98 2043.05 1.752 311.62 2044.05 1.770 311.27 2045.05 1.788 310.92 2046.05 1.804 310.58 2047.05 1.820 310.25 2048.05 1.834 309.92 2049.05 1.847 309.59 2050.05 1.859 309.28 2051.05 1.870 308.96 2052.05 1.881 308.65 2053.05 1.891 308.34 2054.05 1.899 308.04 2055.05 1.907 307.73 2056.05 1.915 307.43 2057.05 1.922 307.14 2058.05 1.928 306.84 2059.05 1.933 306.55 2060.05 1.938 306.26 2061.05 1.942 305.96 2062.05 1.946 305.67 2063.05 1.949 305.39 2064.05 1.952 305.10 2065.05 1.954 304.81 2066.05 1.955 304.52 2067.05 1.957 304.24 2068.05 1.957 303.95 2069.05 1.957 303.67 2070.05 1.957 303.38 2071.05 1.957 303.09 2072.05 1.956 302.81 2073.05 1.954 302.52 2074.05 1.953 302.23 2075.05 1.950 301.95 2076.05 1.948 301.66 2077.05 1.945 301.37 2078.05 1.942 301.08 2079.05 1.938 300.79 2080.05 1.934 300.50 2081.05 1.930 300.20 2082.05 1.926 299.91 2083.05 1.921 299.61 2084.05 1.916 299.32 2085.05 1.911 299.02 2086.05 1.905 298.71 2087.05 1.899 298.41 2088.05 1.893 298.11 2089.05 1.886 297.80 2090.05 1.880 297.49 2091.05 1.873 297.18 2092.05 1.866 296.87 2093.05 1.858 296.55 2094.05 1.851 296.23 2095.05 1.843 295.91 2096.05 1.835 295.59 2097.05 1.826 295.26 2098.05 1.818 294.93 2099.05 1.809 294.60 2100.05 1.800 294.26 2101.05 1.791 293.92 2102.05 1.782 293.58 2103.05 1.772 293.23 2104.05 1.762 292.88 2105.05 1.753 292.53 2106.05 1.743 292.17 2107.05 1.732 291.81 2108.05 1.722 291.44 2109.05 1.711 291.07 2110.05 1.701 290.69 2111.05 1.690 290.31 2112.05 1.679 289.92 2113.05 1.668 289.53 2114.05 1.656 289.14 2115.05 1.645 288.73 2116.05 1.633 288.33 2117.05 1.621 287.91 2118.05 1.610 287.49 2119.05 1.598 287.07 2120.05 1.585 286.63 2121.05 1.573 286.20 2122.05 1.561 285.75 2123.05 1.548 285.30 2124.05 1.536 284.84 2125.05 1.523 284.37 2126.05 1.510 283.89
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:28:39 |