Double Star Calculator - Orbit

Orbital Elements for BU738
WDS: BU738 WDS ID/Discoverer
P: 555.728 Orbital period (years)
a: 2.18832 Semi-major axis (arcseconds)
i: 96.49 Inclination (degrees)
Ω: 29.758 Longitude of ascending node (degrees)
T: 1948.171 Epoch of periastron passage (year)
e: 0.74482 Eccentricity
ω: 26.316 Longitude of periastron (degrees)
Start-Year: 1747.13615 Year
End-Year: 2302.86385 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for BU738
Position: 022314.52-295210.0 Epoch-2000 right ascension and declination
WDS-ID: 02232-2952 WDS designation
Discoverer Code: BU738 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 14882 HD catalog number
Hipparcos number: 11131 Hipparcos catalog number
V1: 7.60 Magnitude of the primary
V2: 7.97 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Izm2019 Reference

Double Star Orbit for BU738



WDS 6th Orbit including measures of BU738

-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --


Legend:
Green plus signs:Visual (micrometric) measures
Violet asterisks:Photographic measures
Blue symbols:Various interferometric techniques
Dot-dash line:Indicates the line of nodes

Ephemeris of BU738
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    2.222   211.30
--------------------------
1747.14    2.872   204.78
1748.14    2.862   204.75
1749.14    2.852   204.72
1750.14    2.841   204.69
1751.14    2.830   204.66
1752.14    2.820   204.63
1753.14    2.809   204.60
1754.14    2.798   204.57
1755.14    2.787   204.54
1756.14    2.776   204.51
1757.14    2.765   204.48
1758.14    2.754   204.45
1759.14    2.743   204.42
1760.14    2.731   204.39
1761.14    2.720   204.36
1762.14    2.708   204.33
1763.14    2.697   204.29
1764.14    2.685   204.26
1765.14    2.674   204.23
1766.14    2.662   204.20
1767.14    2.650   204.16
1768.14    2.638   204.13
1769.14    2.626   204.10
1770.14    2.614   204.06
1771.14    2.601   204.03
1772.14    2.589   203.99
1773.14    2.577   203.96
1774.14    2.564   203.92
1775.14    2.552   203.89
1776.14    2.539   203.85
1777.14    2.526   203.81
1778.14    2.513   203.78
1779.14    2.500   203.74
1780.14    2.487   203.70
1781.14    2.474   203.66
1782.14    2.461   203.63
1783.14    2.448   203.59
1784.14    2.435   203.55
1785.14    2.421   203.51
1786.14    2.408   203.47
1787.14    2.394   203.43
1788.14    2.380   203.39
1789.14    2.367   203.35
1790.14    2.353   203.30
1791.14    2.339   203.26
1792.14    2.325   203.22
1793.14    2.311   203.17
1794.14    2.297   203.13
1795.14    2.282   203.09
1796.14    2.268   203.04
1797.14    2.254   202.99
1798.14    2.239   202.95
1799.14    2.224   202.90
1800.14    2.210   202.85
1801.14    2.195   202.81
1802.14    2.180   202.76
1803.14    2.165   202.71
1804.14    2.150   202.66
1805.14    2.135   202.61
1806.14    2.120   202.55
1807.14    2.104   202.50
1808.14    2.089   202.45
1809.14    2.073   202.39
1810.14    2.058   202.34
1811.14    2.042   202.28
1812.14    2.026   202.23
1813.14    2.011   202.17
1814.14    1.995   202.11
1815.14    1.979   202.05
1816.14    1.962   201.99
1817.14    1.946   201.93
1818.14    1.930   201.87
1819.14    1.914   201.81
1820.14    1.897   201.74
1821.14    1.880   201.68
1822.14    1.864   201.61
1823.14    1.847   201.54
1824.14    1.830   201.47
1825.14    1.813   201.40
1826.14    1.796   201.33
1827.14    1.779   201.26
1828.14    1.762   201.18
1829.14    1.745   201.10
1830.14    1.727   201.03
1831.14    1.710   200.95
1832.14    1.692   200.87
1833.14    1.674   200.78
1834.14    1.656   200.70
1835.14    1.639   200.61
1836.14    1.621   200.53
1837.14    1.603   200.44
1838.14    1.584   200.34
1839.14    1.566   200.25
1840.14    1.548   200.15
1841.14    1.529   200.05
1842.14    1.511   199.95
1843.14    1.492   199.85
1844.14    1.473   199.74
1845.14    1.455   199.63
1846.14    1.436   199.52
1847.14    1.417   199.41
1848.14    1.397   199.29
1849.14    1.378   199.17
1850.14    1.359   199.04
1851.14    1.339   198.91
1852.14    1.320   198.78
1853.14    1.300   198.64
1854.14    1.281   198.50
1855.14    1.261   198.36
1856.14    1.241   198.21
1857.14    1.221   198.05
1858.14    1.201   197.90
1859.14    1.181   197.73
1860.14    1.160   197.56
1861.14    1.140   197.38
1862.14    1.120   197.20
1863.14    1.099   197.01
1864.14    1.078   196.81
1865.14    1.058   196.61
1866.14    1.037   196.39
1867.14    1.016   196.17
1868.14    0.995   195.94
1869.14    0.974   195.70
1870.14    0.952   195.45
1871.14    0.931   195.18
1872.14    0.910   194.91
1873.14    0.888   194.62
1874.14    0.867   194.31
1875.14    0.845   193.99
1876.14    0.823   193.66
1877.14    0.801   193.30
1878.14    0.780   192.93
1879.14    0.758   192.53
1880.14    0.736   192.11
1881.14    0.714   191.67
1882.14    0.691   191.19
1883.14    0.669   190.69
1884.14    0.647   190.15
1885.14    0.625   189.57
1886.14    0.602   188.94
1887.14    0.580   188.27
1888.14    0.558   187.55
1889.14    0.535   186.77
1890.14    0.513   185.91
1891.14    0.490   184.98
1892.14    0.468   183.97
1893.14    0.446   182.84
1894.14    0.424   181.61
1895.14    0.402   180.23
1896.14    0.380   178.70
1897.14    0.358   176.98
1898.14    0.337   175.04
1899.14    0.316   172.84
1900.14    0.295   170.33
1901.14    0.275   167.45
1902.14    0.256   164.12
1903.14    0.237   160.27
1904.14    0.220   155.79
1905.14    0.205   150.59
1906.14    0.191   144.58
1907.14    0.179   137.72
1908.14    0.171   130.04
1909.14    0.165   121.70
1910.14    0.163   113.00
1911.14    0.165   104.30
1912.14    0.171    95.99
1913.14    0.180    88.34
1914.14    0.191    81.52
1915.14    0.205    75.54
1916.14    0.221    70.37
1917.14    0.238    65.91
1918.14    0.256    62.06
1919.14    0.275    58.74
1920.14    0.295    55.85
1921.14    0.315    53.32
1922.14    0.335    51.10
1923.14    0.355    49.13
1924.14    0.376    47.38
1925.14    0.396    45.80
1926.14    0.416    44.38
1927.14    0.436    43.09
1928.14    0.455    41.91
1929.14    0.474    40.83
1930.14    0.492    39.82
1931.14    0.510    38.89
1932.14    0.526    38.02
1933.14    0.542    37.20
1934.14    0.556    36.42
1935.14    0.569    35.68
1936.14    0.580    34.97
1937.14    0.590    34.29
1938.14    0.597    33.63
1939.14    0.602    32.98
1940.14    0.605    32.33
1941.14    0.605    31.69
1942.14    0.601    31.05
1943.14    0.594    30.40
1944.14    0.584    29.72
1945.14    0.569    29.02
1946.14    0.551    28.27
1947.14    0.529    27.47
1948.14    0.502    26.59
1949.14    0.472    25.61
1950.14    0.439    24.48
1951.14    0.402    23.16
1952.14    0.363    21.56
1953.14    0.322    19.56
1954.14    0.279    16.97
1955.14    0.236    13.42
1956.14    0.192     8.26
1957.14    0.150     0.15
1958.14    0.113   346.24
1959.14    0.087   321.75
1960.14    0.085   288.51
1961.14    0.109   262.38
1962.14    0.145   247.38
1963.14    0.187   238.73
1964.14    0.231   233.33
1965.14    0.277   229.67
1966.14    0.322   227.04
1967.14    0.367   225.06
1968.14    0.412   223.52
1969.14    0.457   222.27
1970.14    0.501   221.25
1971.14    0.545   220.39
1972.14    0.588   219.66
1973.14    0.630   219.03
1974.14    0.672   218.48
1975.14    0.714   217.99
1976.14    0.754   217.56
1977.14    0.795   217.17
1978.14    0.834   216.81
1979.14    0.873   216.49
1980.14    0.912   216.20
1981.14    0.950   215.93
1982.14    0.987   215.68
1983.14    1.024   215.45
1984.14    1.060   215.23
1985.14    1.096   215.03
1986.14    1.131   214.84
1987.14    1.166   214.66
1988.14    1.200   214.50
1989.14    1.234   214.34
1990.14    1.267   214.19
1991.14    1.300   214.05
1992.14    1.332   213.91
1993.14    1.364   213.78
1994.14    1.396   213.66
1995.14    1.427   213.54
1996.14    1.457   213.43
1997.14    1.488   213.32
1998.14    1.517   213.22
1999.14    1.547   213.12
2000.14    1.576   213.02
2001.14    1.605   212.93
2002.14    1.633   212.84
2003.14    1.661   212.76
2004.14    1.688   212.67
2005.14    1.716   212.59
2006.14    1.742   212.51
2007.14    1.769   212.44
2008.14    1.795   212.36
2009.14    1.821   212.29
2010.14    1.847   212.22
2011.14    1.872   212.15
2012.14    1.897   212.09
2013.14    1.921   212.02
2014.14    1.946   211.96
2015.14    1.969   211.90
2016.14    1.993   211.84
2017.14    2.017   211.78
2018.14    2.040   211.73
2019.14    2.063   211.67
2020.14    2.085   211.62
2021.14    2.107   211.56
2022.14    2.129   211.51
2023.14    2.151   211.46
2024.14    2.173   211.41
2025.14    2.194   211.36
2026.14    2.215   211.31
2027.14    2.236   211.27
2028.14    2.256   211.22
2029.14    2.276   211.17
2030.14    2.296   211.13
2031.14    2.316   211.08
2032.14    2.336   211.04
2033.14    2.355   211.00
2034.14    2.374   210.96
2035.14    2.393   210.92
2036.14    2.411   210.88
2037.14    2.430   210.84
2038.14    2.448   210.80
2039.14    2.466   210.76
2040.14    2.484   210.72
2041.14    2.501   210.68
2042.14    2.519   210.64
2043.14    2.536   210.61
2044.14    2.553   210.57
2045.14    2.570   210.54
2046.14    2.586   210.50
2047.14    2.602   210.47
2048.14    2.619   210.43
2049.14    2.635   210.40
2050.14    2.650   210.36
2051.14    2.666   210.33
2052.14    2.681   210.30
2053.14    2.697   210.27
2054.14    2.712   210.23
2055.14    2.726   210.20
2056.14    2.741   210.17
2057.14    2.756   210.14
2058.14    2.770   210.11
2059.14    2.784   210.08
2060.14    2.798   210.05
2061.14    2.812   210.02
2062.14    2.826   209.99
2063.14    2.839   209.96
2064.14    2.852   209.93
2065.14    2.866   209.90
2066.14    2.879   209.87
2067.14    2.891   209.85
2068.14    2.904   209.82
2069.14    2.917   209.79
2070.14    2.929   209.76
2071.14    2.941   209.74
2072.14    2.953   209.71
2073.14    2.965   209.68
2074.14    2.977   209.66
2075.14    2.988   209.63
2076.14    3.000   209.60
2077.14    3.011   209.58
2078.14    3.022   209.55
2079.14    3.033   209.53
2080.14    3.044   209.50
2081.14    3.055   209.48
2082.14    3.065   209.45
2083.14    3.076   209.43
2084.14    3.086   209.40
2085.14    3.096   209.38
2086.14    3.106   209.35
2087.14    3.116   209.33
2088.14    3.126   209.30
2089.14    3.135   209.28
2090.14    3.145   209.26
2091.14    3.154   209.23
2092.14    3.163   209.21
2093.14    3.172   209.19
2094.14    3.181   209.16
2095.14    3.190   209.14
2096.14    3.199   209.12
2097.14    3.207   209.09
2098.14    3.216   209.07
2099.14    3.224   209.05
2100.14    3.232   209.03
2101.14    3.240   209.00
2102.14    3.248   208.98
2103.14    3.256   208.96
2104.14    3.264   208.94
2105.14    3.271   208.92
2106.14    3.279   208.89
2107.14    3.286   208.87
2108.14    3.293   208.85
2109.14    3.300   208.83
2110.14    3.307   208.81
2111.14    3.314   208.79
2112.14    3.321   208.77
2113.14    3.327   208.74
2114.14    3.334   208.72
2115.14    3.340   208.70
2116.14    3.346   208.68
2117.14    3.353   208.66
2118.14    3.359   208.64
2119.14    3.364   208.62
2120.14    3.370   208.60
2121.14    3.376   208.58
2122.14    3.382   208.56
2123.14    3.387   208.54
2124.14    3.392   208.52
2125.14    3.398   208.50
2126.14    3.403   208.48
2127.14    3.408   208.46
2128.14    3.413   208.44
2129.14    3.417   208.42
2130.14    3.422   208.40
2131.14    3.427   208.38
2132.14    3.431   208.36
2133.14    3.436   208.34
2134.14    3.440   208.32
2135.14    3.444   208.30
2136.14    3.448   208.28
2137.14    3.452   208.26
2138.14    3.456   208.24
2139.14    3.460   208.22
2140.14    3.463   208.20
2141.14    3.467   208.18
2142.14    3.470   208.16
2143.14    3.474   208.14
2144.14    3.477   208.12
2145.14    3.480   208.10
2146.14    3.483   208.08
2147.14    3.486   208.06
2148.14    3.489   208.04
2149.14    3.491   208.02
2150.14    3.494   208.01
2151.14    3.497   207.99
2152.14    3.499   207.97
2153.14    3.501   207.95
2154.14    3.504   207.93
2155.14    3.506   207.91
2156.14    3.508   207.89
2157.14    3.510   207.87
2158.14    3.512   207.85
2159.14    3.514   207.83
2160.14    3.515   207.82
2161.14    3.517   207.80
2162.14    3.518   207.78
2163.14    3.520   207.76
2164.14    3.521   207.74
2165.14    3.522   207.72
2166.14    3.523   207.70
2167.14    3.524   207.68
2168.14    3.525   207.66
2169.14    3.526   207.65
2170.14    3.527   207.63
2171.14    3.527   207.61
2172.14    3.528   207.59
2173.14    3.528   207.57
2174.14    3.529   207.55
2175.14    3.529   207.53
2176.14    3.529   207.51
2177.14    3.529   207.49
2178.14    3.529   207.48
2179.14    3.529   207.46
2180.14    3.529   207.44
2181.14    3.529   207.42
2182.14    3.528   207.40
2183.14    3.528   207.38
2184.14    3.527   207.36
2185.14    3.527   207.34
2186.14    3.526   207.33
2187.14    3.525   207.31
2188.14    3.524   207.29
2189.14    3.524   207.27
2190.14    3.522   207.25
2191.14    3.521   207.23
2192.14    3.520   207.21
2193.14    3.519   207.19
2194.14    3.517   207.17
2195.14    3.516   207.16
2196.14    3.514   207.14
2197.14    3.513   207.12
2198.14    3.511   207.10
2199.14    3.509   207.08
2200.14    3.507   207.06
2201.14    3.505   207.04
2202.14    3.503   207.02
2203.14    3.501   207.00
2204.14    3.499   206.98
2205.14    3.496   206.97
2206.14    3.494   206.95
2207.14    3.491   206.93
2208.14    3.489   206.91
2209.14    3.486   206.89
2210.14    3.483   206.87
2211.14    3.480   206.85
2212.14    3.477   206.83
2213.14    3.474   206.81
2214.14    3.471   206.79
2215.14    3.468   206.77
2216.14    3.465   206.75
2217.14    3.461   206.73
2218.14    3.458   206.71
2219.14    3.454   206.69
2220.14    3.451   206.68
2221.14    3.447   206.66
2222.14    3.443   206.64
2223.14    3.439   206.62
2224.14    3.436   206.60
2225.14    3.432   206.58
2226.14    3.427   206.56
2227.14    3.423   206.54
2228.14    3.419   206.52
2229.14    3.415   206.50
2230.14    3.410   206.48
2231.14    3.406   206.46
2232.14    3.401   206.44
2233.14    3.396   206.42
2234.14    3.392   206.40
2235.14    3.387   206.38
2236.14    3.382   206.35
2237.14    3.377   206.33
2238.14    3.372   206.31
2239.14    3.367   206.29
2240.14    3.361   206.27
2241.14    3.356   206.25
2242.14    3.351   206.23
2243.14    3.345   206.21
2244.14    3.340   206.19
2245.14    3.334   206.17
2246.14    3.328   206.15
2247.14    3.322   206.13
2248.14    3.317   206.10
2249.14    3.311   206.08
2250.14    3.305   206.06
2251.14    3.298   206.04
2252.14    3.292   206.02
2253.14    3.286   206.00
2254.14    3.280   205.98
2255.14    3.273   205.95
2256.14    3.267   205.93
2257.14    3.260   205.91
2258.14    3.253   205.89
2259.14    3.247   205.87
2260.14    3.240   205.84
2261.14    3.233   205.82
2262.14    3.226   205.80
2263.14    3.219   205.78
2264.14    3.211   205.75
2265.14    3.204   205.73
2266.14    3.197   205.71
2267.14    3.189   205.68
2268.14    3.182   205.66
2269.14    3.174   205.64
2270.14    3.167   205.62
2271.14    3.159   205.59
2272.14    3.151   205.57
2273.14    3.143   205.54
2274.14    3.135   205.52
2275.14    3.127   205.50
2276.14    3.119   205.47
2277.14    3.111   205.45
2278.14    3.103   205.42
2279.14    3.094   205.40
2280.14    3.086   205.38
2281.14    3.077   205.35
2282.14    3.069   205.33
2283.14    3.060   205.30
2284.14    3.051   205.28
2285.14    3.042   205.25
2286.14    3.034   205.23
2287.14    3.025   205.20
2288.14    3.015   205.17
2289.14    3.006   205.15
2290.14    2.997   205.12
2291.14    2.988   205.10
2292.14    2.978   205.07
2293.14    2.969   205.04
2294.14    2.959   205.02
2295.14    2.950   204.99
2296.14    2.940   204.96
2297.14    2.930   204.94
2298.14    2.920   204.91
2299.14    2.910   204.88
2300.14    2.900   204.85
2301.14    2.890   204.83
2302.14    2.880   204.80






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0.


Acknowledgements
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory.


Report Information
Double Star Calculator: Version 1.2 ($Rev: 2397 $)
Report created: 2026-06-25 14:59:50



www.stella-vega.de