| WDS: | HDS601AA,AB | WDS ID/Discoverer |
| P: | 285.000 | Orbital period (years) |
| a: | 1.637 | Semi-major axis (arcseconds) |
| i: | 78.6 | Inclination (degrees) |
| Ω: | 335.7 | Longitude of ascending node (degrees) |
| T: | 1999.800 | Epoch of periastron passage (year) |
| e: | 0.19 | Eccentricity |
| ω: | 253.0 | Longitude of periastron (degrees) |
| Start-Year: | 1882.5 | Year |
| End-Year: | 2167.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for HDS601AA,AB |
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| Position: | 043942.61+095219.4 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04397+0952 | WDS designation |
| Discoverer Code: | HDS601AA,AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 286955 | HD catalog number |
| Hipparcos number: | 21710 | Hipparcos catalog number |
| V1: | 9.36 | Magnitude of the primary |
| V2: | 12.77 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 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: | Tok2021b | 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 0.771 317.88 -------------------------- 1882.50 0.417 90.96 1883.50 0.429 94.63 1884.50 0.443 98.09 1885.50 0.459 101.32 1886.50 0.476 104.33 1887.50 0.493 107.13 1888.50 0.512 109.73 1889.50 0.532 112.14 1890.50 0.552 114.38 1891.50 0.573 116.46 1892.50 0.594 118.39 1893.50 0.616 120.18 1894.50 0.638 121.85 1895.50 0.661 123.41 1896.50 0.684 124.87 1897.50 0.707 126.23 1898.50 0.730 127.50 1899.50 0.753 128.70 1900.50 0.776 129.82 1901.50 0.799 130.88 1902.50 0.823 131.88 1903.50 0.846 132.82 1904.50 0.869 133.72 1905.50 0.892 134.56 1906.50 0.915 135.37 1907.50 0.937 136.14 1908.50 0.960 136.86 1909.50 0.982 137.56 1910.50 1.005 138.23 1911.50 1.027 138.86 1912.50 1.048 139.47 1913.50 1.070 140.06 1914.50 1.091 140.62 1915.50 1.111 141.17 1916.50 1.132 141.69 1917.50 1.152 142.19 1918.50 1.172 142.68 1919.50 1.191 143.15 1920.50 1.210 143.60 1921.50 1.229 144.05 1922.50 1.247 144.47 1923.50 1.265 144.89 1924.50 1.282 145.30 1925.50 1.299 145.69 1926.50 1.315 146.08 1927.50 1.331 146.45 1928.50 1.346 146.82 1929.50 1.361 147.18 1930.50 1.375 147.53 1931.50 1.388 147.87 1932.50 1.401 148.21 1933.50 1.414 148.54 1934.50 1.426 148.87 1935.50 1.437 149.19 1936.50 1.447 149.50 1937.50 1.457 149.82 1938.50 1.466 150.12 1939.50 1.475 150.43 1940.50 1.483 150.73 1941.50 1.490 151.02 1942.50 1.496 151.32 1943.50 1.502 151.61 1944.50 1.507 151.90 1945.50 1.511 152.19 1946.50 1.514 152.48 1947.50 1.517 152.76 1948.50 1.519 153.05 1949.50 1.520 153.33 1950.50 1.520 153.62 1951.50 1.519 153.90 1952.50 1.518 154.19 1953.50 1.515 154.47 1954.50 1.512 154.76 1955.50 1.508 155.05 1956.50 1.502 155.34 1957.50 1.496 155.63 1958.50 1.490 155.92 1959.50 1.482 156.22 1960.50 1.473 156.52 1961.50 1.463 156.83 1962.50 1.453 157.14 1963.50 1.441 157.45 1964.50 1.429 157.77 1965.50 1.415 158.09 1966.50 1.401 158.42 1967.50 1.385 158.76 1968.50 1.369 159.11 1969.50 1.352 159.46 1970.50 1.333 159.83 1971.50 1.314 160.20 1972.50 1.294 160.59 1973.50 1.273 160.99 1974.50 1.251 161.40 1975.50 1.228 161.83 1976.50 1.204 162.27 1977.50 1.180 162.74 1978.50 1.154 163.22 1979.50 1.127 163.72 1980.50 1.100 164.25 1981.50 1.072 164.81 1982.50 1.043 165.40 1983.50 1.014 166.02 1984.50 0.983 166.68 1985.50 0.952 167.38 1986.50 0.920 168.13 1987.50 0.888 168.93 1988.50 0.855 169.80 1989.50 0.821 170.73 1990.50 0.787 171.75 1991.50 0.753 172.86 1992.50 0.718 174.07 1993.50 0.683 175.41 1994.50 0.647 176.90 1995.50 0.612 178.56 1996.50 0.576 180.42 1997.50 0.541 182.53 1998.50 0.506 184.93 1999.50 0.472 187.68 2000.50 0.438 190.86 2001.50 0.406 194.55 2002.50 0.375 198.87 2003.50 0.346 203.93 2004.50 0.321 209.85 2005.50 0.299 216.73 2006.50 0.281 224.57 2007.50 0.269 233.27 2008.50 0.264 242.53 2009.50 0.266 251.93 2010.50 0.274 260.99 2011.50 0.288 269.33 2012.50 0.308 276.75 2013.50 0.332 283.19 2014.50 0.359 288.71 2015.50 0.389 293.43 2016.50 0.420 297.45 2017.50 0.453 300.90 2018.50 0.487 303.88 2019.50 0.522 306.46 2020.50 0.558 308.71 2021.50 0.593 310.70 2022.50 0.629 312.46 2023.50 0.665 314.03 2024.50 0.700 315.44 2025.50 0.736 316.72 2026.50 0.771 317.88 2027.50 0.806 318.93 2028.50 0.841 319.90 2029.50 0.875 320.80 2030.50 0.909 321.62 2031.50 0.942 322.39 2032.50 0.975 323.11 2033.50 1.007 323.77 2034.50 1.038 324.40 2035.50 1.069 324.99 2036.50 1.099 325.55 2037.50 1.129 326.08 2038.50 1.158 326.58 2039.50 1.186 327.06 2040.50 1.214 327.52 2041.50 1.241 327.95 2042.50 1.267 328.37 2043.50 1.292 328.77 2044.50 1.317 329.16 2045.50 1.341 329.53 2046.50 1.364 329.89 2047.50 1.387 330.24 2048.50 1.408 330.57 2049.50 1.429 330.90 2050.50 1.449 331.22 2051.50 1.468 331.53 2052.50 1.487 331.83 2053.50 1.505 332.12 2054.50 1.521 332.41 2055.50 1.538 332.69 2056.50 1.553 332.96 2057.50 1.568 333.23 2058.50 1.581 333.50 2059.50 1.594 333.76 2060.50 1.607 334.02 2061.50 1.618 334.27 2062.50 1.629 334.52 2063.50 1.639 334.76 2064.50 1.648 335.01 2065.50 1.657 335.25 2066.50 1.664 335.49 2067.50 1.671 335.72 2068.50 1.678 335.96 2069.50 1.683 336.19 2070.50 1.688 336.42 2071.50 1.692 336.65 2072.50 1.695 336.88 2073.50 1.698 337.11 2074.50 1.700 337.33 2075.50 1.701 337.56 2076.50 1.702 337.79 2077.50 1.702 338.02 2078.50 1.701 338.24 2079.50 1.700 338.47 2080.50 1.698 338.70 2081.50 1.695 338.93 2082.50 1.691 339.15 2083.50 1.688 339.38 2084.50 1.683 339.62 2085.50 1.678 339.85 2086.50 1.672 340.08 2087.50 1.666 340.32 2088.50 1.659 340.56 2089.50 1.651 340.80 2090.50 1.643 341.04 2091.50 1.634 341.28 2092.50 1.625 341.53 2093.50 1.615 341.78 2094.50 1.605 342.03 2095.50 1.594 342.29 2096.50 1.583 342.55 2097.50 1.571 342.82 2098.50 1.558 343.08 2099.50 1.545 343.36 2100.50 1.532 343.63 2101.50 1.518 343.92 2102.50 1.504 344.20 2103.50 1.489 344.50 2104.50 1.474 344.80 2105.50 1.458 345.10 2106.50 1.442 345.41 2107.50 1.426 345.73 2108.50 1.409 346.06 2109.50 1.392 346.40 2110.50 1.374 346.74 2111.50 1.356 347.09 2112.50 1.337 347.45 2113.50 1.319 347.83 2114.50 1.299 348.21 2115.50 1.280 348.61 2116.50 1.260 349.01 2117.50 1.240 349.43 2118.50 1.220 349.87 2119.50 1.199 350.32 2120.50 1.178 350.78 2121.50 1.156 351.26 2122.50 1.135 351.76 2123.50 1.113 352.28 2124.50 1.091 352.83 2125.50 1.069 353.39 2126.50 1.046 353.98 2127.50 1.024 354.59 2128.50 1.001 355.23 2129.50 0.978 355.90 2130.50 0.955 356.61 2131.50 0.931 357.34 2132.50 0.908 358.12 2133.50 0.885 358.94 2134.50 0.861 359.80 2135.50 0.837 0.71 2136.50 0.814 1.68 2137.50 0.790 2.70 2138.50 0.767 3.78 2139.50 0.743 4.93 2140.50 0.720 6.16 2141.50 0.697 7.47 2142.50 0.674 8.87 2143.50 0.651 10.37 2144.50 0.628 11.98 2145.50 0.606 13.70 2146.50 0.584 15.56 2147.50 0.563 17.55 2148.50 0.542 19.70 2149.50 0.522 22.02 2150.50 0.503 24.52 2151.50 0.485 27.21 2152.50 0.467 30.11 2153.50 0.451 33.23 2154.50 0.436 36.57 2155.50 0.423 40.13 2156.50 0.411 43.91 2157.50 0.401 47.90 2158.50 0.393 52.07 2159.50 0.387 56.39 2160.50 0.383 60.83 2161.50 0.381 65.34 2162.50 0.382 69.86 2163.50 0.385 74.34 2164.50 0.389 78.73 2165.50 0.397 82.98 2166.50 0.406 87.07
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:28:28 |