| WDS: | A2749 | WDS ID/Discoverer |
| P: | 340.900 | Orbital period (years) |
| a: | 0.477 | Semi-major axis (arcseconds) |
| i: | 44.2 | Inclination (degrees) |
| Ω: | 140.5 | Longitude of ascending node (degrees) |
| T: | 1925.380 | Epoch of periastron passage (year) |
| e: | 0.447 | Eccentricity |
| ω: | 7.3 | Longitude of periastron (degrees) |
| Start-Year: | 1854.55 | Year |
| End-Year: | 2195.45 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A2749 |
||
| Position: | 080732.31-121212.9 | Epoch-2000 right ascension and declination |
| WDS-ID: | 08075-1212 | WDS designation |
| Discoverer Code: | A2749 | Discover designation and components |
| ADS number: | 6606 | Aitken Double Star catalog |
| HD number: | 67430 | HD catalog number |
| Hipparcos number: | 39753 | Hipparcos catalog number |
| V1: | 10.34 | Magnitude of the primary |
| V2: | 10.12 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2022 | 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: | Doc2023b | 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 0.575 300.57 -------------------------- 1854.55 0.405 14.07 1855.55 0.400 15.02 1856.55 0.396 16.00 1857.55 0.391 17.00 1858.55 0.386 18.02 1859.55 0.381 19.06 1860.55 0.377 20.13 1861.55 0.372 21.23 1862.55 0.368 22.36 1863.55 0.363 23.51 1864.55 0.358 24.70 1865.55 0.354 25.91 1866.55 0.349 27.16 1867.55 0.345 28.44 1868.55 0.341 29.75 1869.55 0.336 31.09 1870.55 0.332 32.47 1871.55 0.328 33.89 1872.55 0.324 35.34 1873.55 0.320 36.83 1874.55 0.316 38.35 1875.55 0.312 39.92 1876.55 0.308 41.52 1877.55 0.304 43.17 1878.55 0.301 44.85 1879.55 0.297 46.58 1880.55 0.294 48.34 1881.55 0.291 50.14 1882.55 0.288 51.99 1883.55 0.285 53.87 1884.55 0.282 55.79 1885.55 0.279 57.74 1886.55 0.277 59.74 1887.55 0.274 61.77 1888.55 0.272 63.83 1889.55 0.270 65.92 1890.55 0.268 68.05 1891.55 0.267 70.20 1892.55 0.265 72.38 1893.55 0.264 74.58 1894.55 0.263 76.80 1895.55 0.262 79.04 1896.55 0.261 81.29 1897.55 0.260 83.56 1898.55 0.260 85.83 1899.55 0.260 88.12 1900.55 0.259 90.40 1901.55 0.259 92.69 1902.55 0.259 94.98 1903.55 0.260 97.27 1904.55 0.260 99.56 1905.55 0.260 101.83 1906.55 0.261 104.11 1907.55 0.261 106.37 1908.55 0.262 108.63 1909.55 0.262 110.87 1910.55 0.263 113.11 1911.55 0.263 115.34 1912.55 0.264 117.56 1913.55 0.264 119.77 1914.55 0.265 121.97 1915.55 0.265 124.16 1916.55 0.265 126.35 1917.55 0.266 128.54 1918.55 0.266 130.73 1919.55 0.266 132.91 1920.55 0.265 135.10 1921.55 0.265 137.29 1922.55 0.265 139.48 1923.55 0.264 141.69 1924.55 0.263 143.90 1925.55 0.263 146.13 1926.55 0.262 148.37 1927.55 0.261 150.63 1928.55 0.259 152.91 1929.55 0.258 155.21 1930.55 0.257 157.54 1931.55 0.255 159.89 1932.55 0.254 162.27 1933.55 0.252 164.68 1934.55 0.251 167.11 1935.55 0.249 169.58 1936.55 0.248 172.08 1937.55 0.246 174.61 1938.55 0.245 177.16 1939.55 0.243 179.75 1940.55 0.242 182.36 1941.55 0.241 185.00 1942.55 0.240 187.65 1943.55 0.240 190.33 1944.55 0.239 193.02 1945.55 0.239 195.71 1946.55 0.239 198.41 1947.55 0.239 201.12 1948.55 0.239 203.81 1949.55 0.240 206.49 1950.55 0.241 209.16 1951.55 0.242 211.80 1952.55 0.243 214.42 1953.55 0.245 217.00 1954.55 0.247 219.54 1955.55 0.249 222.04 1956.55 0.252 224.50 1957.55 0.254 226.91 1958.55 0.257 229.26 1959.55 0.260 231.56 1960.55 0.264 233.80 1961.55 0.267 235.99 1962.55 0.271 238.12 1963.55 0.275 240.19 1964.55 0.279 242.20 1965.55 0.283 244.15 1966.55 0.287 246.04 1967.55 0.292 247.88 1968.55 0.297 249.66 1969.55 0.301 251.39 1970.55 0.306 253.06 1971.55 0.311 254.68 1972.55 0.316 256.24 1973.55 0.321 257.76 1974.55 0.326 259.24 1975.55 0.331 260.66 1976.55 0.336 262.05 1977.55 0.342 263.39 1978.55 0.347 264.68 1979.55 0.352 265.94 1980.55 0.358 267.17 1981.55 0.363 268.35 1982.55 0.368 269.51 1983.55 0.374 270.62 1984.55 0.379 271.71 1985.55 0.385 272.77 1986.55 0.390 273.79 1987.55 0.395 274.79 1988.55 0.401 275.77 1989.55 0.406 276.71 1990.55 0.411 277.64 1991.55 0.417 278.54 1992.55 0.422 279.41 1993.55 0.427 280.27 1994.55 0.432 281.10 1995.55 0.438 281.92 1996.55 0.443 282.71 1997.55 0.448 283.49 1998.55 0.453 284.25 1999.55 0.458 284.99 2000.55 0.463 285.72 2001.55 0.468 286.43 2002.55 0.473 287.13 2003.55 0.478 287.81 2004.55 0.482 288.48 2005.55 0.487 289.13 2006.55 0.492 289.78 2007.55 0.497 290.41 2008.55 0.501 291.03 2009.55 0.506 291.63 2010.55 0.510 292.23 2011.55 0.515 292.82 2012.55 0.519 293.40 2013.55 0.524 293.96 2014.55 0.528 294.52 2015.55 0.532 295.07 2016.55 0.536 295.61 2017.55 0.540 296.14 2018.55 0.545 296.66 2019.55 0.549 297.18 2020.55 0.553 297.69 2021.55 0.557 298.19 2022.55 0.560 298.68 2023.55 0.564 299.17 2024.55 0.568 299.65 2025.55 0.572 300.13 2026.55 0.575 300.59 2027.55 0.579 301.06 2028.55 0.582 301.51 2029.55 0.586 301.97 2030.55 0.589 302.41 2031.55 0.593 302.85 2032.55 0.596 303.29 2033.55 0.599 303.72 2034.55 0.602 304.15 2035.55 0.605 304.57 2036.55 0.609 304.99 2037.55 0.612 305.40 2038.55 0.614 305.81 2039.55 0.617 306.22 2040.55 0.620 306.62 2041.55 0.623 307.02 2042.55 0.626 307.41 2043.55 0.628 307.81 2044.55 0.631 308.20 2045.55 0.633 308.58 2046.55 0.636 308.96 2047.55 0.638 309.34 2048.55 0.641 309.72 2049.55 0.643 310.09 2050.55 0.645 310.46 2051.55 0.648 310.83 2052.55 0.650 311.20 2053.55 0.652 311.56 2054.55 0.654 311.93 2055.55 0.656 312.28 2056.55 0.658 312.64 2057.55 0.659 313.00 2058.55 0.661 313.35 2059.55 0.663 313.70 2060.55 0.665 314.05 2061.55 0.666 314.40 2062.55 0.668 314.75 2063.55 0.669 315.09 2064.55 0.671 315.43 2065.55 0.672 315.78 2066.55 0.673 316.12 2067.55 0.675 316.46 2068.55 0.676 316.79 2069.55 0.677 317.13 2070.55 0.678 317.47 2071.55 0.679 317.80 2072.55 0.680 318.13 2073.55 0.681 318.47 2074.55 0.682 318.80 2075.55 0.683 319.13 2076.55 0.684 319.46 2077.55 0.684 319.79 2078.55 0.685 320.12 2079.55 0.686 320.44 2080.55 0.686 320.77 2081.55 0.687 321.10 2082.55 0.687 321.43 2083.55 0.687 321.75 2084.55 0.688 322.08 2085.55 0.688 322.40 2086.55 0.688 322.73 2087.55 0.688 323.05 2088.55 0.688 323.38 2089.55 0.689 323.70 2090.55 0.689 324.03 2091.55 0.688 324.35 2092.55 0.688 324.68 2093.55 0.688 325.00 2094.55 0.688 325.33 2095.55 0.688 325.66 2096.55 0.687 325.98 2097.55 0.687 326.31 2098.55 0.686 326.64 2099.55 0.686 326.96 2100.55 0.685 327.29 2101.55 0.685 327.62 2102.55 0.684 327.95 2103.55 0.683 328.28 2104.55 0.683 328.61 2105.55 0.682 328.94 2106.55 0.681 329.27 2107.55 0.680 329.60 2108.55 0.679 329.94 2109.55 0.678 330.27 2110.55 0.677 330.61 2111.55 0.676 330.95 2112.55 0.674 331.28 2113.55 0.673 331.62 2114.55 0.672 331.96 2115.55 0.670 332.31 2116.55 0.669 332.65 2117.55 0.667 333.00 2118.55 0.666 333.34 2119.55 0.664 333.69 2120.55 0.663 334.04 2121.55 0.661 334.39 2122.55 0.659 334.75 2123.55 0.657 335.10 2124.55 0.656 335.46 2125.55 0.654 335.82 2126.55 0.652 336.18 2127.55 0.650 336.54 2128.55 0.648 336.91 2129.55 0.646 337.28 2130.55 0.643 337.65 2131.55 0.641 338.02 2132.55 0.639 338.40 2133.55 0.637 338.78 2134.55 0.634 339.16 2135.55 0.632 339.54 2136.55 0.629 339.93 2137.55 0.627 340.32 2138.55 0.624 340.72 2139.55 0.622 341.11 2140.55 0.619 341.51 2141.55 0.616 341.92 2142.55 0.613 342.33 2143.55 0.611 342.74 2144.55 0.608 343.15 2145.55 0.605 343.57 2146.55 0.602 344.00 2147.55 0.599 344.42 2148.55 0.596 344.86 2149.55 0.592 345.29 2150.55 0.589 345.73 2151.55 0.586 346.18 2152.55 0.583 346.63 2153.55 0.579 347.09 2154.55 0.576 347.55 2155.55 0.573 348.02 2156.55 0.569 348.49 2157.55 0.566 348.97 2158.55 0.562 349.45 2159.55 0.559 349.94 2160.55 0.555 350.44 2161.55 0.551 350.94 2162.55 0.548 351.45 2163.55 0.544 351.97 2164.55 0.540 352.50 2165.55 0.536 353.03 2166.55 0.532 353.57 2167.55 0.528 354.12 2168.55 0.524 354.67 2169.55 0.520 355.24 2170.55 0.516 355.81 2171.55 0.512 356.40 2172.55 0.508 356.99 2173.55 0.504 357.59 2174.55 0.499 358.20 2175.55 0.495 358.83 2176.55 0.491 359.46 2177.55 0.487 0.11 2178.55 0.482 0.76 2179.55 0.478 1.43 2180.55 0.473 2.11 2181.55 0.469 2.81 2182.55 0.464 3.51 2183.55 0.460 4.24 2184.55 0.455 4.97 2185.55 0.451 5.72 2186.55 0.446 6.49 2187.55 0.442 7.27 2188.55 0.437 8.07 2189.55 0.432 8.88 2190.55 0.428 9.71 2191.55 0.423 10.57 2192.55 0.418 11.44 2193.55 0.414 12.33 2194.55 0.409 13.24
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 16:04:28 |