Double Star Calculator - Orbit

Orbital Elements for A613
WDS: A613 WDS ID/Discoverer
P: 695.000 Orbital period (years)
a: 1.05 Semi-major axis (arcseconds)
i: 118.0 Inclination (degrees)
Ω: 178.4 Longitude of ascending node (degrees)
T: 2605.000 Epoch of periastron passage (year)
e: 0.227 Eccentricity
ω: 160.8 Longitude of periastron (degrees)
Start-Year: 1677.5 Year
End-Year: 2372.5 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for A613
Position: 205154.49+054429.5 Epoch-2000 right ascension and declination
WDS-ID: 20519+0544 WDS designation
Discoverer Code: A613 Discover designation and components
ADS number: 14368 Aitken Double Star catalog
HD number: 198684 HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 9.10 Magnitude of the primary
V2: 9.03 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 1996 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: USN2002 Reference

Double Star Orbit for A613



WDS 6th Orbit including measures of A613

-- 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 A613
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.574   311.15
--------------------------
1677.50    1.142   168.12
1678.50    1.138   167.92
1679.50    1.134   167.71
1680.50    1.131   167.51
1681.50    1.127   167.31
1682.50    1.123   167.10
1683.50    1.119   166.89
1684.50    1.115   166.68
1685.50    1.111   166.47
1686.50    1.107   166.26
1687.50    1.103   166.05
1688.50    1.099   165.83
1689.50    1.095   165.61
1690.50    1.091   165.40
1691.50    1.087   165.18
1692.50    1.083   164.95
1693.50    1.078   164.73
1694.50    1.074   164.50
1695.50    1.069   164.28
1696.50    1.065   164.05
1697.50    1.061   163.82
1698.50    1.056   163.58
1699.50    1.051   163.35
1700.50    1.047   163.11
1701.50    1.042   162.87
1702.50    1.037   162.63
1703.50    1.033   162.39
1704.50    1.028   162.14
1705.50    1.023   161.89
1706.50    1.018   161.64
1707.50    1.013   161.39
1708.50    1.008   161.13
1709.50    1.003   160.87
1710.50    0.998   160.61
1711.50    0.993   160.35
1712.50    0.988   160.08
1713.50    0.983   159.82
1714.50    0.978   159.54
1715.50    0.972   159.27
1716.50    0.967   158.99
1717.50    0.962   158.71
1718.50    0.956   158.43
1719.50    0.951   158.14
1720.50    0.945   157.85
1721.50    0.940   157.56
1722.50    0.934   157.26
1723.50    0.929   156.96
1724.50    0.923   156.65
1725.50    0.918   156.34
1726.50    0.912   156.03
1727.50    0.906   155.72
1728.50    0.901   155.40
1729.50    0.895   155.07
1730.50    0.889   154.74
1731.50    0.883   154.41
1732.50    0.877   154.07
1733.50    0.871   153.73
1734.50    0.866   153.39
1735.50    0.860   153.04
1736.50    0.854   152.68
1737.50    0.848   152.32
1738.50    0.842   151.95
1739.50    0.836   151.58
1740.50    0.829   151.21
1741.50    0.823   150.82
1742.50    0.817   150.44
1743.50    0.811   150.04
1744.50    0.805   149.64
1745.50    0.799   149.24
1746.50    0.793   148.82
1747.50    0.786   148.40
1748.50    0.780   147.98
1749.50    0.774   147.55
1750.50    0.768   147.11
1751.50    0.761   146.66
1752.50    0.755   146.21
1753.50    0.749   145.74
1754.50    0.742   145.27
1755.50    0.736   144.80
1756.50    0.730   144.31
1757.50    0.723   143.82
1758.50    0.717   143.31
1759.50    0.711   142.80
1760.50    0.704   142.28
1761.50    0.698   141.75
1762.50    0.692   141.21
1763.50    0.686   140.66
1764.50    0.679   140.10
1765.50    0.673   139.52
1766.50    0.667   138.94
1767.50    0.660   138.35
1768.50    0.654   137.74
1769.50    0.648   137.13
1770.50    0.642   136.50
1771.50    0.635   135.86
1772.50    0.629   135.21
1773.50    0.623   134.54
1774.50    0.617   133.86
1775.50    0.611   133.17
1776.50    0.605   132.46
1777.50    0.599   131.74
1778.50    0.593   131.01
1779.50    0.587   130.26
1780.50    0.581   129.49
1781.50    0.575   128.71
1782.50    0.570   127.91
1783.50    0.564   127.10
1784.50    0.558   126.27
1785.50    0.553   125.43
1786.50    0.547   124.56
1787.50    0.542   123.68
1788.50    0.536   122.78
1789.50    0.531   121.87
1790.50    0.526   120.93
1791.50    0.521   119.98
1792.50    0.516   119.01
1793.50    0.511   118.02
1794.50    0.506   117.01
1795.50    0.502   115.98
1796.50    0.497   114.93
1797.50    0.493   113.86
1798.50    0.488   112.78
1799.50    0.484   111.67
1800.50    0.480   110.55
1801.50    0.476   109.41
1802.50    0.472   108.24
1803.50    0.469   107.06
1804.50    0.465   105.87
1805.50    0.462   104.65
1806.50    0.459   103.42
1807.50    0.456   102.17
1808.50    0.453   100.90
1809.50    0.450    99.62
1810.50    0.448    98.32
1811.50    0.445    97.01
1812.50    0.443    95.69
1813.50    0.441    94.36
1814.50    0.440    93.01
1815.50    0.438    91.65
1816.50    0.437    90.29
1817.50    0.435    88.91
1818.50    0.434    87.53
1819.50    0.434    86.15
1820.50    0.433    84.76
1821.50    0.433    83.36
1822.50    0.433    81.97
1823.50    0.433    80.58
1824.50    0.433    79.18
1825.50    0.433    77.79
1826.50    0.434    76.40
1827.50    0.435    75.02
1828.50    0.436    73.64
1829.50    0.437    72.27
1830.50    0.439    70.91
1831.50    0.440    69.56
1832.50    0.442    68.22
1833.50    0.444    66.89
1834.50    0.446    65.58
1835.50    0.449    64.27
1836.50    0.451    62.98
1837.50    0.454    61.71
1838.50    0.457    60.45
1839.50    0.460    59.21
1840.50    0.463    57.98
1841.50    0.466    56.77
1842.50    0.470    55.58
1843.50    0.473    54.40
1844.50    0.477    53.25
1845.50    0.481    52.11
1846.50    0.485    50.99
1847.50    0.489    49.89
1848.50    0.493    48.80
1849.50    0.497    47.74
1850.50    0.502    46.69
1851.50    0.506    45.66
1852.50    0.511    44.65
1853.50    0.515    43.66
1854.50    0.520    42.69
1855.50    0.525    41.73
1856.50    0.530    40.79
1857.50    0.535    39.87
1858.50    0.539    38.96
1859.50    0.544    38.07
1860.50    0.550    37.20
1861.50    0.555    36.34
1862.50    0.560    35.50
1863.50    0.565    34.68
1864.50    0.570    33.87
1865.50    0.575    33.07
1866.50    0.580    32.29
1867.50    0.586    31.52
1868.50    0.591    30.77
1869.50    0.596    30.03
1870.50    0.601    29.30
1871.50    0.607    28.58
1872.50    0.612    27.88
1873.50    0.617    27.19
1874.50    0.622    26.51
1875.50    0.628    25.84
1876.50    0.633    25.18
1877.50    0.638    24.53
1878.50    0.643    23.90
1879.50    0.648    23.27
1880.50    0.653    22.65
1881.50    0.658    22.05
1882.50    0.663    21.45
1883.50    0.668    20.86
1884.50    0.673    20.28
1885.50    0.678    19.71
1886.50    0.683    19.14
1887.50    0.688    18.59
1888.50    0.692    18.04
1889.50    0.697    17.50
1890.50    0.702    16.97
1891.50    0.706    16.44
1892.50    0.711    15.92
1893.50    0.715    15.40
1894.50    0.719    14.90
1895.50    0.724    14.39
1896.50    0.728    13.90
1897.50    0.732    13.41
1898.50    0.736    12.92
1899.50    0.740    12.45
1900.50    0.744    11.97
1901.50    0.748    11.50
1902.50    0.751    11.04
1903.50    0.755    10.58
1904.50    0.759    10.12
1905.50    0.762     9.67
1906.50    0.766     9.22
1907.50    0.769     8.78
1908.50    0.772     8.34
1909.50    0.775     7.90
1910.50    0.778     7.47
1911.50    0.781     7.04
1912.50    0.784     6.61
1913.50    0.787     6.19
1914.50    0.789     5.77
1915.50    0.792     5.35
1916.50    0.794     4.94
1917.50    0.797     4.52
1918.50    0.799     4.11
1919.50    0.801     3.71
1920.50    0.803     3.30
1921.50    0.805     2.90
1922.50    0.807     2.49
1923.50    0.809     2.09
1924.50    0.810     1.70
1925.50    0.812     1.30
1926.50    0.813     0.90
1927.50    0.815     0.51
1928.50    0.816     0.12
1929.50    0.817   359.72
1930.50    0.818   359.33
1931.50    0.819   358.94
1932.50    0.820   358.56
1933.50    0.821   358.17
1934.50    0.821   357.78
1935.50    0.822   357.39
1936.50    0.822   357.01
1937.50    0.822   356.62
1938.50    0.823   356.23
1939.50    0.823   355.85
1940.50    0.823   355.46
1941.50    0.823   355.08
1942.50    0.822   354.69
1943.50    0.822   354.30
1944.50    0.822   353.92
1945.50    0.821   353.53
1946.50    0.821   353.14
1947.50    0.820   352.76
1948.50    0.819   352.37
1949.50    0.818   351.98
1950.50    0.817   351.59
1951.50    0.816   351.19
1952.50    0.815   350.80
1953.50    0.814   350.41
1954.50    0.812   350.01
1955.50    0.811   349.62
1956.50    0.809   349.22
1957.50    0.808   348.82
1958.50    0.806   348.42
1959.50    0.804   348.02
1960.50    0.803   347.61
1961.50    0.801   347.21
1962.50    0.799   346.80
1963.50    0.796   346.39
1964.50    0.794   345.97
1965.50    0.792   345.56
1966.50    0.790   345.14
1967.50    0.787   344.72
1968.50    0.785   344.30
1969.50    0.782   343.87
1970.50    0.779   343.45
1971.50    0.777   343.01
1972.50    0.774   342.58
1973.50    0.771   342.14
1974.50    0.768   341.70
1975.50    0.765   341.26
1976.50    0.762   340.81
1977.50    0.759   340.36
1978.50    0.756   339.90
1979.50    0.753   339.44
1980.50    0.750   338.98
1981.50    0.746   338.52
1982.50    0.743   338.04
1983.50    0.739   337.57
1984.50    0.736   337.09
1985.50    0.732   336.60
1986.50    0.729   336.12
1987.50    0.725   335.62
1988.50    0.722   335.12
1989.50    0.718   334.62
1990.50    0.714   334.11
1991.50    0.710   333.59
1992.50    0.707   333.07
1993.50    0.703   332.55
1994.50    0.699   332.02
1995.50    0.695   331.48
1996.50    0.691   330.94
1997.50    0.687   330.39
1998.50    0.683   329.83
1999.50    0.679   329.27
2000.50    0.676   328.70
2001.50    0.672   328.13
2002.50    0.668   327.54
2003.50    0.664   326.95
2004.50    0.660   326.36
2005.50    0.656   325.75
2006.50    0.651   325.14
2007.50    0.647   324.52
2008.50    0.643   323.90
2009.50    0.639   323.26
2010.50    0.635   322.62
2011.50    0.631   321.97
2012.50    0.627   321.31
2013.50    0.623   320.64
2014.50    0.620   319.97
2015.50    0.616   319.28
2016.50    0.612   318.59
2017.50    0.608   317.88
2018.50    0.604   317.17
2019.50    0.600   316.45
2020.50    0.596   315.72
2021.50    0.593   314.98
2022.50    0.589   314.24
2023.50    0.585   313.48
2024.50    0.582   312.71
2025.50    0.578   311.93
2026.50    0.574   311.15
2027.50    0.571   310.35
2028.50    0.567   309.54
2029.50    0.564   308.73
2030.50    0.561   307.90
2031.50    0.557   307.07
2032.50    0.554   306.22
2033.50    0.551   305.37
2034.50    0.548   304.50
2035.50    0.545   303.63
2036.50    0.542   302.75
2037.50    0.539   301.85
2038.50    0.537   300.95
2039.50    0.534   300.04
2040.50    0.531   299.12
2041.50    0.529   298.19
2042.50    0.527   297.26
2043.50    0.524   296.31
2044.50    0.522   295.36
2045.50    0.520   294.39
2046.50    0.518   293.42
2047.50    0.516   292.45
2048.50    0.514   291.46
2049.50    0.513   290.47
2050.50    0.511   289.48
2051.50    0.510   288.48
2052.50    0.508   287.47
2053.50    0.507   286.45
2054.50    0.506   285.44
2055.50    0.505   284.41
2056.50    0.504   283.39
2057.50    0.503   282.36
2058.50    0.503   281.33
2059.50    0.502   280.29
2060.50    0.502   279.26
2061.50    0.502   278.22
2062.50    0.501   277.18
2063.50    0.501   276.14
2064.50    0.502   275.10
2065.50    0.502   274.07
2066.50    0.502   273.03
2067.50    0.503   272.00
2068.50    0.503   270.96
2069.50    0.504   269.93
2070.50    0.505   268.91
2071.50    0.506   267.88
2072.50    0.507   266.87
2073.50    0.508   265.85
2074.50    0.509   264.84
2075.50    0.511   263.84
2076.50    0.512   262.84
2077.50    0.514   261.85
2078.50    0.516   260.87
2079.50    0.518   259.89
2080.50    0.520   258.92
2081.50    0.522   257.96
2082.50    0.524   257.01
2083.50    0.527   256.06
2084.50    0.529   255.12
2085.50    0.532   254.20
2086.50    0.534   253.28
2087.50    0.537   252.37
2088.50    0.540   251.47
2089.50    0.543   250.58
2090.50    0.546   249.70
2091.50    0.549   248.83
2092.50    0.553   247.97
2093.50    0.556   247.12
2094.50    0.559   246.28
2095.50    0.563   245.45
2096.50    0.566   244.63
2097.50    0.570   243.82
2098.50    0.574   243.02
2099.50    0.577   242.23
2100.50    0.581   241.45
2101.50    0.585   240.69
2102.50    0.589   239.93
2103.50    0.593   239.18
2104.50    0.597   238.44
2105.50    0.602   237.72
2106.50    0.606   237.00
2107.50    0.610   236.30
2108.50    0.614   235.60
2109.50    0.619   234.91
2110.50    0.623   234.24
2111.50    0.628   233.57
2112.50    0.632   232.91
2113.50    0.637   232.26
2114.50    0.642   231.62
2115.50    0.646   230.99
2116.50    0.651   230.37
2117.50    0.656   229.76
2118.50    0.660   229.16
2119.50    0.665   228.56
2120.50    0.670   227.98
2121.50    0.675   227.40
2122.50    0.680   226.83
2123.50    0.685   226.27
2124.50    0.690   225.72
2125.50    0.695   225.17
2126.50    0.700   224.63
2127.50    0.705   224.10
2128.50    0.710   223.58
2129.50    0.715   223.07
2130.50    0.720   222.56
2131.50    0.725   222.06
2132.50    0.730   221.57
2133.50    0.735   221.08
2134.50    0.740   220.60
2135.50    0.745   220.13
2136.50    0.750   219.66
2137.50    0.756   219.20
2138.50    0.761   218.74
2139.50    0.766   218.30
2140.50    0.771   217.85
2141.50    0.776   217.42
2142.50    0.781   216.99
2143.50    0.786   216.56
2144.50    0.792   216.14
2145.50    0.797   215.73
2146.50    0.802   215.32
2147.50    0.807   214.92
2148.50    0.812   214.52
2149.50    0.817   214.12
2150.50    0.823   213.74
2151.50    0.828   213.35
2152.50    0.833   212.97
2153.50    0.838   212.60
2154.50    0.843   212.23
2155.50    0.848   211.87
2156.50    0.853   211.50
2157.50    0.858   211.15
2158.50    0.863   210.80
2159.50    0.869   210.45
2160.50    0.874   210.10
2161.50    0.879   209.76
2162.50    0.884   209.43
2163.50    0.889   209.09
2164.50    0.894   208.77
2165.50    0.899   208.44
2166.50    0.904   208.12
2167.50    0.908   207.80
2168.50    0.913   207.49
2169.50    0.918   207.17
2170.50    0.923   206.87
2171.50    0.928   206.56
2172.50    0.933   206.26
2173.50    0.938   205.96
2174.50    0.943   205.67
2175.50    0.947   205.37
2176.50    0.952   205.08
2177.50    0.957   204.80
2178.50    0.962   204.51
2179.50    0.966   204.23
2180.50    0.971   203.95
2181.50    0.976   203.68
2182.50    0.980   203.41
2183.50    0.985   203.14
2184.50    0.989   202.87
2185.50    0.994   202.60
2186.50    0.998   202.34
2187.50    1.003   202.08
2188.50    1.007   201.82
2189.50    1.012   201.56
2190.50    1.016   201.31
2191.50    1.021   201.06
2192.50    1.025   200.81
2193.50    1.029   200.56
2194.50    1.034   200.32
2195.50    1.038   200.07
2196.50    1.042   199.83
2197.50    1.046   199.59
2198.50    1.050   199.35
2199.50    1.055   199.12
2200.50    1.059   198.88
2201.50    1.063   198.65
2202.50    1.067   198.42
2203.50    1.071   198.19
2204.50    1.075   197.97
2205.50    1.079   197.74
2206.50    1.083   197.52
2207.50    1.087   197.30
2208.50    1.090   197.07
2209.50    1.094   196.86
2210.50    1.098   196.64
2211.50    1.102   196.42
2212.50    1.105   196.21
2213.50    1.109   196.00
2214.50    1.113   195.78
2215.50    1.116   195.57
2216.50    1.120   195.37
2217.50    1.123   195.16
2218.50    1.127   194.95
2219.50    1.130   194.75
2220.50    1.134   194.54
2221.50    1.137   194.34
2222.50    1.141   194.14
2223.50    1.144   193.94
2224.50    1.147   193.74
2225.50    1.150   193.54
2226.50    1.154   193.35
2227.50    1.157   193.15
2228.50    1.160   192.95
2229.50    1.163   192.76
2230.50    1.166   192.57
2231.50    1.169   192.38
2232.50    1.172   192.19
2233.50    1.175   192.00
2234.50    1.178   191.81
2235.50    1.181   191.62
2236.50    1.183   191.43
2237.50    1.186   191.25
2238.50    1.189   191.06
2239.50    1.192   190.88
2240.50    1.194   190.69
2241.50    1.197   190.51
2242.50    1.199   190.33
2243.50    1.202   190.15
2244.50    1.204   189.97
2245.50    1.207   189.79
2246.50    1.209   189.61
2247.50    1.212   189.43
2248.50    1.214   189.25
2249.50    1.216   189.08
2250.50    1.218   188.90
2251.50    1.221   188.73
2252.50    1.223   188.55
2253.50    1.225   188.38
2254.50    1.227   188.20
2255.50    1.229   188.03
2256.50    1.231   187.86
2257.50    1.233   187.68
2258.50    1.235   187.51
2259.50    1.237   187.34
2260.50    1.238   187.17
2261.50    1.240   187.00
2262.50    1.242   186.83
2263.50    1.243   186.66
2264.50    1.245   186.49
2265.50    1.247   186.33
2266.50    1.248   186.16
2267.50    1.250   185.99
2268.50    1.251   185.82
2269.50    1.253   185.66
2270.50    1.254   185.49
2271.50    1.255   185.33
2272.50    1.256   185.16
2273.50    1.258   184.99
2274.50    1.259   184.83
2275.50    1.260   184.67
2276.50    1.261   184.50
2277.50    1.262   184.34
2278.50    1.263   184.17
2279.50    1.264   184.01
2280.50    1.265   183.85
2281.50    1.266   183.68
2282.50    1.267   183.52
2283.50    1.267   183.36
2284.50    1.268   183.20
2285.50    1.269   183.03
2286.50    1.269   182.87
2287.50    1.270   182.71
2288.50    1.270   182.55
2289.50    1.271   182.39
2290.50    1.271   182.22
2291.50    1.272   182.06
2292.50    1.272   181.90
2293.50    1.272   181.74
2294.50    1.273   181.58
2295.50    1.273   181.42
2296.50    1.273   181.26
2297.50    1.273   181.09
2298.50    1.273   180.93
2299.50    1.273   180.77
2300.50    1.273   180.61
2301.50    1.273   180.45
2302.50    1.273   180.29
2303.50    1.273   180.13
2304.50    1.272   179.97
2305.50    1.272   179.81
2306.50    1.272   179.64
2307.50    1.271   179.48
2308.50    1.271   179.32
2309.50    1.271   179.16
2310.50    1.270   179.00
2311.50    1.269   178.84
2312.50    1.269   178.67
2313.50    1.268   178.51
2314.50    1.267   178.35
2315.50    1.267   178.19
2316.50    1.266   178.02
2317.50    1.265   177.86
2318.50    1.264   177.70
2319.50    1.263   177.53
2320.50    1.262   177.37
2321.50    1.261   177.21
2322.50    1.260   177.04
2323.50    1.259   176.88
2324.50    1.258   176.71
2325.50    1.256   176.55
2326.50    1.255   176.38
2327.50    1.254   176.21
2328.50    1.252   176.05
2329.50    1.251   175.88
2330.50    1.249   175.71
2331.50    1.248   175.55
2332.50    1.246   175.38
2333.50    1.244   175.21
2334.50    1.243   175.04
2335.50    1.241   174.87
2336.50    1.239   174.70
2337.50    1.237   174.53
2338.50    1.235   174.36
2339.50    1.234   174.19
2340.50    1.232   174.02
2341.50    1.229   173.85
2342.50    1.227   173.67
2343.50    1.225   173.50
2344.50    1.223   173.33
2345.50    1.221   173.15
2346.50    1.219   172.97
2347.50    1.216   172.80
2348.50    1.214   172.62
2349.50    1.211   172.44
2350.50    1.209   172.27
2351.50    1.206   172.09
2352.50    1.204   171.91
2353.50    1.201   171.73
2354.50    1.198   171.54
2355.50    1.196   171.36
2356.50    1.193   171.18
2357.50    1.190   171.00
2358.50    1.187   170.81
2359.50    1.184   170.62
2360.50    1.181   170.44
2361.50    1.178   170.25
2362.50    1.175   170.06
2363.50    1.172   169.87
2364.50    1.169   169.68
2365.50    1.166   169.49
2366.50    1.162   169.30
2367.50    1.159   169.10
2368.50    1.156   168.91
2369.50    1.152   168.71
2370.50    1.149   168.52
2371.50    1.145   168.32






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 18:19:22



www.stella-vega.de