Double Star Calculator - Orbit

Orbital Elements for A983
WDS: A983 WDS ID/Discoverer
P: 587.000 Orbital period (years)
a: 0.748 Semi-major axis (arcseconds)
i: 63.2 Inclination (degrees)
Ω: 150.8 Longitude of ascending node (degrees)
T: 1964.830 Epoch of periastron passage (year)
e: 0.591 Eccentricity
ω: 245.3 Longitude of periastron (degrees)
Start-Year: 1731.5 Year
End-Year: 2318.5 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for A983
Position: 033059.31+293649.3 Epoch-2000 right ascension and declination
WDS-ID: 03310+2937 WDS designation
Discoverer Code: A983 Discover designation and components
ADS number: 2578 Aitken Double Star catalog
HD number: 21674 HD catalog number
Hipparcos number: 16376 Hipparcos catalog number
V1: 9.64 Magnitude of the primary
V2: 10.24 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2007 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: Doc2010d Reference

Double Star Orbit for A983



WDS 6th Orbit including measures of A983

-- 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 A983
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.590   147.64
--------------------------
1731.50    0.567   214.25
1732.50    0.565   214.64
1733.50    0.563   215.04
1734.50    0.561   215.43
1735.50    0.559   215.83
1736.50    0.557   216.23
1737.50    0.555   216.63
1738.50    0.553   217.04
1739.50    0.551   217.45
1740.50    0.549   217.86
1741.50    0.547   218.28
1742.50    0.545   218.70
1743.50    0.543   219.12
1744.50    0.541   219.54
1745.50    0.539   219.97
1746.50    0.537   220.40
1747.50    0.536   220.83
1748.50    0.534   221.27
1749.50    0.532   221.71
1750.50    0.530   222.15
1751.50    0.528   222.60
1752.50    0.526   223.05
1753.50    0.525   223.50
1754.50    0.523   223.95
1755.50    0.521   224.41
1756.50    0.519   224.87
1757.50    0.517   225.34
1758.50    0.516   225.81
1759.50    0.514   226.28
1760.50    0.512   226.75
1761.50    0.511   227.23
1762.50    0.509   227.71
1763.50    0.507   228.19
1764.50    0.506   228.68
1765.50    0.504   229.17
1766.50    0.503   229.66
1767.50    0.501   230.15
1768.50    0.499   230.65
1769.50    0.498   231.16
1770.50    0.496   231.66
1771.50    0.495   232.17
1772.50    0.493   232.68
1773.50    0.492   233.19
1774.50    0.491   233.71
1775.50    0.489   234.23
1776.50    0.488   234.75
1777.50    0.486   235.28
1778.50    0.485   235.81
1779.50    0.484   236.34
1780.50    0.482   236.87
1781.50    0.481   237.41
1782.50    0.480   237.95
1783.50    0.479   238.50
1784.50    0.478   239.04
1785.50    0.476   239.59
1786.50    0.475   240.14
1787.50    0.474   240.70
1788.50    0.473   241.25
1789.50    0.472   241.81
1790.50    0.471   242.37
1791.50    0.470   242.94
1792.50    0.469   243.50
1793.50    0.468   244.07
1794.50    0.467   244.64
1795.50    0.466   245.22
1796.50    0.465   245.79
1797.50    0.464   246.37
1798.50    0.463   246.95
1799.50    0.463   247.53
1800.50    0.462   248.12
1801.50    0.461   248.70
1802.50    0.460   249.29
1803.50    0.460   249.88
1804.50    0.459   250.47
1805.50    0.458   251.06
1806.50    0.458   251.66
1807.50    0.457   252.25
1808.50    0.457   252.85
1809.50    0.456   253.45
1810.50    0.456   254.05
1811.50    0.455   254.65
1812.50    0.455   255.26
1813.50    0.454   255.86
1814.50    0.454   256.47
1815.50    0.453   257.07
1816.50    0.453   257.68
1817.50    0.453   258.29
1818.50    0.452   258.90
1819.50    0.452   259.51
1820.50    0.452   260.12
1821.50    0.452   260.73
1822.50    0.452   261.34
1823.50    0.451   261.95
1824.50    0.451   262.57
1825.50    0.451   263.18
1826.50    0.451   263.79
1827.50    0.451   264.41
1828.50    0.451   265.02
1829.50    0.451   265.63
1830.50    0.451   266.25
1831.50    0.451   266.86
1832.50    0.451   267.47
1833.50    0.451   268.09
1834.50    0.451   268.70
1835.50    0.452   269.31
1836.50    0.452   269.92
1837.50    0.452   270.54
1838.50    0.452   271.15
1839.50    0.452   271.76
1840.50    0.453   272.37
1841.50    0.453   272.98
1842.50    0.453   273.58
1843.50    0.453   274.19
1844.50    0.454   274.80
1845.50    0.454   275.40
1846.50    0.454   276.01
1847.50    0.455   276.61
1848.50    0.455   277.21
1849.50    0.456   277.82
1850.50    0.456   278.42
1851.50    0.456   279.02
1852.50    0.457   279.61
1853.50    0.457   280.21
1854.50    0.458   280.81
1855.50    0.458   281.40
1856.50    0.459   282.00
1857.50    0.459   282.59
1858.50    0.460   283.18
1859.50    0.460   283.77
1860.50    0.461   284.36
1861.50    0.461   284.94
1862.50    0.462   285.53
1863.50    0.463   286.11
1864.50    0.463   286.69
1865.50    0.464   287.28
1866.50    0.464   287.86
1867.50    0.465   288.43
1868.50    0.465   289.01
1869.50    0.466   289.59
1870.50    0.466   290.16
1871.50    0.467   290.73
1872.50    0.468   291.31
1873.50    0.468   291.88
1874.50    0.469   292.44
1875.50    0.469   293.01
1876.50    0.470   293.58
1877.50    0.470   294.14
1878.50    0.471   294.71
1879.50    0.471   295.27
1880.50    0.472   295.83
1881.50    0.472   296.39
1882.50    0.472   296.95
1883.50    0.473   297.51
1884.50    0.473   298.07
1885.50    0.474   298.63
1886.50    0.474   299.18
1887.50    0.474   299.74
1888.50    0.474   300.29
1889.50    0.475   300.85
1890.50    0.475   301.40
1891.50    0.475   301.95
1892.50    0.475   302.51
1893.50    0.475   303.06
1894.50    0.475   303.61
1895.50    0.475   304.17
1896.50    0.475   304.72
1897.50    0.475   305.27
1898.50    0.475   305.82
1899.50    0.475   306.38
1900.50    0.475   306.93
1901.50    0.474   307.48
1902.50    0.474   308.04
1903.50    0.474   308.59
1904.50    0.473   309.15
1905.50    0.473   309.71
1906.50    0.472   310.27
1907.50    0.471   310.83
1908.50    0.471   311.39
1909.50    0.470   311.95
1910.50    0.469   312.52
1911.50    0.468   313.09
1912.50    0.467   313.66
1913.50    0.466   314.24
1914.50    0.464   314.81
1915.50    0.463   315.39
1916.50    0.461   315.98
1917.50    0.460   316.57
1918.50    0.458   317.16
1919.50    0.456   317.76
1920.50    0.454   318.36
1921.50    0.452   318.97
1922.50    0.450   319.58
1923.50    0.447   320.20
1924.50    0.445   320.83
1925.50    0.442   321.46
1926.50    0.439   322.11
1927.50    0.436   322.76
1928.50    0.433   323.42
1929.50    0.430   324.09
1930.50    0.426   324.77
1931.50    0.423   325.46
1932.50    0.419   326.17
1933.50    0.415   326.89
1934.50    0.410   327.62
1935.50    0.406   328.37
1936.50    0.401   329.14
1937.50    0.396   329.92
1938.50    0.391   330.73
1939.50    0.385   331.56
1940.50    0.380   332.41
1941.50    0.374   333.29
1942.50    0.368   334.20
1943.50    0.361   335.14
1944.50    0.355   336.11
1945.50    0.348   337.12
1946.50    0.340   338.18
1947.50    0.333   339.28
1948.50    0.325   340.43
1949.50    0.317   341.64
1950.50    0.309   342.91
1951.50    0.301   344.25
1952.50    0.292   345.67
1953.50    0.283   347.18
1954.50    0.274   348.78
1955.50    0.265   350.50
1956.50    0.256   352.34
1957.50    0.246   354.32
1958.50    0.237   356.46
1959.50    0.227   358.78
1960.50    0.218     1.30
1961.50    0.208     4.05
1962.50    0.199     7.06
1963.50    0.190    10.35
1964.50    0.182    13.96
1965.50    0.174    17.92
1966.50    0.166    22.25
1967.50    0.160    26.96
1968.50    0.154    32.05
1969.50    0.149    37.50
1970.50    0.145    43.27
1971.50    0.143    49.27
1972.50    0.142    55.40
1973.50    0.143    61.54
1974.50    0.145    67.58
1975.50    0.148    73.40
1976.50    0.153    78.92
1977.50    0.158    84.08
1978.50    0.165    88.85
1979.50    0.173    93.23
1980.50    0.181    97.24
1981.50    0.190   100.88
1982.50    0.199   104.19
1983.50    0.208   107.20
1984.50    0.218   109.94
1985.50    0.229   112.44
1986.50    0.239   114.73
1987.50    0.249   116.82
1988.50    0.260   118.75
1989.50    0.270   120.52
1990.50    0.281   122.17
1991.50    0.292   123.69
1992.50    0.302   125.11
1993.50    0.312   126.43
1994.50    0.323   127.67
1995.50    0.333   128.83
1996.50    0.343   129.92
1997.50    0.353   130.95
1998.50    0.363   131.92
1999.50    0.373   132.84
2000.50    0.383   133.71
2001.50    0.393   134.54
2002.50    0.402   135.33
2003.50    0.411   136.09
2004.50    0.421   136.81
2005.50    0.430   137.50
2006.50    0.439   138.16
2007.50    0.448   138.79
2008.50    0.456   139.41
2009.50    0.465   139.99
2010.50    0.473   140.56
2011.50    0.481   141.11
2012.50    0.490   141.64
2013.50    0.498   142.15
2014.50    0.505   142.65
2015.50    0.513   143.13
2016.50    0.521   143.60
2017.50    0.528   144.05
2018.50    0.536   144.49
2019.50    0.543   144.92
2020.50    0.550   145.34
2021.50    0.557   145.75
2022.50    0.564   146.14
2023.50    0.571   146.53
2024.50    0.577   146.91
2025.50    0.584   147.28
2026.50    0.590   147.64
2027.50    0.596   148.00
2028.50    0.603   148.35
2029.50    0.609   148.69
2030.50    0.615   149.02
2031.50    0.620   149.35
2032.50    0.626   149.67
2033.50    0.632   149.98
2034.50    0.637   150.29
2035.50    0.643   150.60
2036.50    0.648   150.90
2037.50    0.653   151.19
2038.50    0.659   151.48
2039.50    0.664   151.77
2040.50    0.669   152.05
2041.50    0.673   152.33
2042.50    0.678   152.60
2043.50    0.683   152.87
2044.50    0.688   153.14
2045.50    0.692   153.40
2046.50    0.696   153.66
2047.50    0.701   153.91
2048.50    0.705   154.16
2049.50    0.709   154.41
2050.50    0.713   154.66
2051.50    0.717   154.90
2052.50    0.721   155.15
2053.50    0.725   155.38
2054.50    0.729   155.62
2055.50    0.733   155.85
2056.50    0.736   156.08
2057.50    0.740   156.31
2058.50    0.744   156.54
2059.50    0.747   156.77
2060.50    0.750   156.99
2061.50    0.754   157.21
2062.50    0.757   157.43
2063.50    0.760   157.64
2064.50    0.763   157.86
2065.50    0.766   158.07
2066.50    0.769   158.28
2067.50    0.772   158.49
2068.50    0.775   158.70
2069.50    0.778   158.91
2070.50    0.781   159.12
2071.50    0.783   159.32
2072.50    0.786   159.52
2073.50    0.788   159.72
2074.50    0.791   159.92
2075.50    0.793   160.12
2076.50    0.796   160.32
2077.50    0.798   160.52
2078.50    0.800   160.71
2079.50    0.803   160.91
2080.50    0.805   161.10
2081.50    0.807   161.29
2082.50    0.809   161.48
2083.50    0.811   161.67
2084.50    0.813   161.86
2085.50    0.815   162.05
2086.50    0.817   162.24
2087.50    0.818   162.43
2088.50    0.820   162.61
2089.50    0.822   162.80
2090.50    0.824   162.98
2091.50    0.825   163.17
2092.50    0.827   163.35
2093.50    0.828   163.53
2094.50    0.830   163.71
2095.50    0.831   163.89
2096.50    0.833   164.07
2097.50    0.834   164.25
2098.50    0.835   164.43
2099.50    0.836   164.61
2100.50    0.838   164.79
2101.50    0.839   164.97
2102.50    0.840   165.14
2103.50    0.841   165.32
2104.50    0.842   165.50
2105.50    0.843   165.67
2106.50    0.844   165.85
2107.50    0.845   166.02
2108.50    0.846   166.20
2109.50    0.847   166.37
2110.50    0.848   166.55
2111.50    0.848   166.72
2112.50    0.849   166.89
2113.50    0.850   167.07
2114.50    0.850   167.24
2115.50    0.851   167.41
2116.50    0.852   167.58
2117.50    0.852   167.76
2118.50    0.853   167.93
2119.50    0.853   168.10
2120.50    0.854   168.27
2121.50    0.854   168.44
2122.50    0.854   168.61
2123.50    0.855   168.78
2124.50    0.855   168.95
2125.50    0.855   169.12
2126.50    0.856   169.30
2127.50    0.856   169.47
2128.50    0.856   169.64
2129.50    0.856   169.81
2130.50    0.856   169.98
2131.50    0.856   170.15
2132.50    0.856   170.32
2133.50    0.857   170.49
2134.50    0.857   170.66
2135.50    0.856   170.83
2136.50    0.856   171.00
2137.50    0.856   171.17
2138.50    0.856   171.34
2139.50    0.856   171.51
2140.50    0.856   171.68
2141.50    0.856   171.85
2142.50    0.855   172.02
2143.50    0.855   172.19
2144.50    0.855   172.36
2145.50    0.855   172.53
2146.50    0.854   172.70
2147.50    0.854   172.87
2148.50    0.854   173.04
2149.50    0.853   173.22
2150.50    0.853   173.39
2151.50    0.852   173.56
2152.50    0.852   173.73
2153.50    0.851   173.90
2154.50    0.851   174.08
2155.50    0.850   174.25
2156.50    0.849   174.42
2157.50    0.849   174.59
2158.50    0.848   174.77
2159.50    0.848   174.94
2160.50    0.847   175.11
2161.50    0.846   175.29
2162.50    0.845   175.46
2163.50    0.845   175.64
2164.50    0.844   175.81
2165.50    0.843   175.99
2166.50    0.842   176.16
2167.50    0.841   176.34
2168.50    0.841   176.52
2169.50    0.840   176.69
2170.50    0.839   176.87
2171.50    0.838   177.05
2172.50    0.837   177.23
2173.50    0.836   177.41
2174.50    0.835   177.58
2175.50    0.834   177.76
2176.50    0.833   177.94
2177.50    0.832   178.12
2178.50    0.831   178.30
2179.50    0.830   178.48
2180.50    0.829   178.67
2181.50    0.827   178.85
2182.50    0.826   179.03
2183.50    0.825   179.21
2184.50    0.824   179.40
2185.50    0.823   179.58
2186.50    0.821   179.77
2187.50    0.820   179.95
2188.50    0.819   180.14
2189.50    0.818   180.32
2190.50    0.816   180.51
2191.50    0.815   180.70
2192.50    0.814   180.89
2193.50    0.812   181.08
2194.50    0.811   181.26
2195.50    0.810   181.46
2196.50    0.808   181.65
2197.50    0.807   181.84
2198.50    0.805   182.03
2199.50    0.804   182.22
2200.50    0.802   182.42
2201.50    0.801   182.61
2202.50    0.799   182.80
2203.50    0.798   183.00
2204.50    0.796   183.20
2205.50    0.795   183.39
2206.50    0.793   183.59
2207.50    0.792   183.79
2208.50    0.790   183.99
2209.50    0.789   184.19
2210.50    0.787   184.39
2211.50    0.785   184.59
2212.50    0.784   184.80
2213.50    0.782   185.00
2214.50    0.780   185.20
2215.50    0.779   185.41
2216.50    0.777   185.62
2217.50    0.775   185.82
2218.50    0.773   186.03
2219.50    0.772   186.24
2220.50    0.770   186.45
2221.50    0.768   186.66
2222.50    0.766   186.87
2223.50    0.765   187.09
2224.50    0.763   187.30
2225.50    0.761   187.52
2226.50    0.759   187.73
2227.50    0.757   187.95
2228.50    0.756   188.17
2229.50    0.754   188.39
2230.50    0.752   188.61
2231.50    0.750   188.83
2232.50    0.748   189.05
2233.50    0.746   189.27
2234.50    0.744   189.50
2235.50    0.742   189.72
2236.50    0.740   189.95
2237.50    0.739   190.18
2238.50    0.737   190.41
2239.50    0.735   190.64
2240.50    0.733   190.87
2241.50    0.731   191.10
2242.50    0.729   191.34
2243.50    0.727   191.57
2244.50    0.725   191.81
2245.50    0.723   192.05
2246.50    0.721   192.29
2247.50    0.719   192.53
2248.50    0.717   192.77
2249.50    0.715   193.02
2250.50    0.713   193.26
2251.50    0.711   193.51
2252.50    0.709   193.75
2253.50    0.706   194.00
2254.50    0.704   194.25
2255.50    0.702   194.51
2256.50    0.700   194.76
2257.50    0.698   195.02
2258.50    0.696   195.27
2259.50    0.694   195.53
2260.50    0.692   195.79
2261.50    0.690   196.05
2262.50    0.688   196.32
2263.50    0.685   196.58
2264.50    0.683   196.85
2265.50    0.681   197.12
2266.50    0.679   197.39
2267.50    0.677   197.66
2268.50    0.675   197.93
2269.50    0.673   198.21
2270.50    0.670   198.48
2271.50    0.668   198.76
2272.50    0.666   199.04
2273.50    0.664   199.32
2274.50    0.662   199.61
2275.50    0.660   199.89
2276.50    0.657   200.18
2277.50    0.655   200.47
2278.50    0.653   200.76
2279.50    0.651   201.06
2280.50    0.649   201.35
2281.50    0.647   201.65
2282.50    0.644   201.95
2283.50    0.642   202.25
2284.50    0.640   202.55
2285.50    0.638   202.86
2286.50    0.636   203.17
2287.50    0.634   203.48
2288.50    0.631   203.79
2289.50    0.629   204.10
2290.50    0.627   204.42
2291.50    0.625   204.74
2292.50    0.623   205.06
2293.50    0.620   205.38
2294.50    0.618   205.71
2295.50    0.616   206.03
2296.50    0.614   206.36
2297.50    0.612   206.70
2298.50    0.610   207.03
2299.50    0.607   207.37
2300.50    0.605   207.71
2301.50    0.603   208.05
2302.50    0.601   208.39
2303.50    0.599   208.74
2304.50    0.597   209.09
2305.50    0.595   209.44
2306.50    0.592   209.80
2307.50    0.590   210.15
2308.50    0.588   210.51
2309.50    0.586   210.87
2310.50    0.584   211.24
2311.50    0.582   211.61
2312.50    0.580   211.98
2313.50    0.578   212.35
2314.50    0.575   212.73
2315.50    0.573   213.10
2316.50    0.571   213.48
2317.50    0.569   213.87






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 15:12:06



www.stella-vega.de