Double Star Calculator - Orbit

Orbital Elements for WRH15AB
WDS: WRH15AB WDS ID/Discoverer
P: 580.000 Orbital period (years)
a: 0.452 Semi-major axis (arcseconds)
i: 117.2 Inclination (degrees)
Ω: 55.4 Longitude of ascending node (degrees)
T: 1954.000 Epoch of periastron passage (year)
e: 0.449 Eccentricity
ω: 321.7 Longitude of periastron (degrees)
Start-Year: 1735.0 Year
End-Year: 2315.0 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for WRH15AB
Position: 074833.65+230827.5 Epoch-2000 right ascension and declination
WDS-ID: 07486+2308 WDS designation
Discoverer Code: WRH15AB Discover designation and components
ADS number: 6378 Aitken Double Star catalog
HD number: 63209 HD catalog number
Hipparcos number: 38106 Hipparcos catalog number
V1: 6.85 Magnitude of the primary
V2: 7.30 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 1995 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: USN2002 Reference

Double Star Orbit for WRH15AB



WDS 6th Orbit including measures of WRH15AB

-- 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 WRH15AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.249    19.30
--------------------------
1735.00    0.599   244.33
1736.00    0.599   244.19
1737.00    0.599   244.04
1738.00    0.599   243.90
1739.00    0.599   243.76
1740.00    0.599   243.61
1741.00    0.599   243.47
1742.00    0.599   243.32
1743.00    0.599   243.18
1744.00    0.599   243.03
1745.00    0.599   242.89
1746.00    0.598   242.74
1747.00    0.598   242.60
1748.00    0.598   242.46
1749.00    0.597   242.31
1750.00    0.597   242.17
1751.00    0.597   242.02
1752.00    0.596   241.87
1753.00    0.596   241.73
1754.00    0.596   241.58
1755.00    0.595   241.44
1756.00    0.595   241.29
1757.00    0.594   241.14
1758.00    0.594   241.00
1759.00    0.593   240.85
1760.00    0.593   240.70
1761.00    0.592   240.56
1762.00    0.591   240.41
1763.00    0.591   240.26
1764.00    0.590   240.11
1765.00    0.589   239.96
1766.00    0.589   239.81
1767.00    0.588   239.66
1768.00    0.587   239.51
1769.00    0.586   239.36
1770.00    0.586   239.21
1771.00    0.585   239.06
1772.00    0.584   238.91
1773.00    0.583   238.76
1774.00    0.582   238.60
1775.00    0.581   238.45
1776.00    0.580   238.30
1777.00    0.579   238.14
1778.00    0.578   237.99
1779.00    0.577   237.83
1780.00    0.576   237.68
1781.00    0.575   237.52
1782.00    0.574   237.36
1783.00    0.572   237.21
1784.00    0.571   237.05
1785.00    0.570   236.89
1786.00    0.569   236.73
1787.00    0.567   236.57
1788.00    0.566   236.41
1789.00    0.565   236.24
1790.00    0.563   236.08
1791.00    0.562   235.92
1792.00    0.560   235.75
1793.00    0.559   235.59
1794.00    0.557   235.42
1795.00    0.556   235.25
1796.00    0.554   235.09
1797.00    0.553   234.92
1798.00    0.551   234.75
1799.00    0.549   234.58
1800.00    0.548   234.40
1801.00    0.546   234.23
1802.00    0.544   234.06
1803.00    0.542   233.88
1804.00    0.541   233.70
1805.00    0.539   233.53
1806.00    0.537   233.35
1807.00    0.535   233.17
1808.00    0.533   232.99
1809.00    0.531   232.80
1810.00    0.529   232.62
1811.00    0.527   232.43
1812.00    0.525   232.25
1813.00    0.523   232.06
1814.00    0.521   231.87
1815.00    0.519   231.67
1816.00    0.516   231.48
1817.00    0.514   231.29
1818.00    0.512   231.09
1819.00    0.510   230.89
1820.00    0.507   230.69
1821.00    0.505   230.49
1822.00    0.502   230.28
1823.00    0.500   230.08
1824.00    0.498   229.87
1825.00    0.495   229.66
1826.00    0.492   229.45
1827.00    0.490   229.23
1828.00    0.487   229.02
1829.00    0.485   228.80
1830.00    0.482   228.57
1831.00    0.479   228.35
1832.00    0.476   228.12
1833.00    0.474   227.89
1834.00    0.471   227.66
1835.00    0.468   227.43
1836.00    0.465   227.19
1837.00    0.462   226.95
1838.00    0.459   226.70
1839.00    0.456   226.46
1840.00    0.453   226.20
1841.00    0.450   225.95
1842.00    0.447   225.69
1843.00    0.444   225.43
1844.00    0.440   225.17
1845.00    0.437   224.90
1846.00    0.434   224.62
1847.00    0.431   224.35
1848.00    0.427   224.07
1849.00    0.424   223.78
1850.00    0.420   223.49
1851.00    0.417   223.19
1852.00    0.413   222.89
1853.00    0.410   222.59
1854.00    0.406   222.28
1855.00    0.403   221.96
1856.00    0.399   221.64
1857.00    0.395   221.31
1858.00    0.392   220.97
1859.00    0.388   220.63
1860.00    0.384   220.28
1861.00    0.380   219.93
1862.00    0.376   219.57
1863.00    0.372   219.20
1864.00    0.368   218.82
1865.00    0.364   218.43
1866.00    0.360   218.04
1867.00    0.356   217.64
1868.00    0.352   217.22
1869.00    0.348   216.80
1870.00    0.344   216.37
1871.00    0.340   215.92
1872.00    0.335   215.47
1873.00    0.331   215.00
1874.00    0.327   214.52
1875.00    0.322   214.03
1876.00    0.318   213.52
1877.00    0.314   213.01
1878.00    0.309   212.47
1879.00    0.305   211.92
1880.00    0.300   211.35
1881.00    0.296   210.77
1882.00    0.291   210.17
1883.00    0.286   209.55
1884.00    0.282   208.91
1885.00    0.277   208.24
1886.00    0.273   207.56
1887.00    0.268   206.85
1888.00    0.263   206.11
1889.00    0.259   205.35
1890.00    0.254   204.56
1891.00    0.249   203.74
1892.00    0.244   202.89
1893.00    0.240   202.01
1894.00    0.235   201.09
1895.00    0.230   200.13
1896.00    0.225   199.13
1897.00    0.221   198.09
1898.00    0.216   197.00
1899.00    0.211   195.87
1900.00    0.207   194.68
1901.00    0.202   193.44
1902.00    0.198   192.15
1903.00    0.193   190.79
1904.00    0.188   189.36
1905.00    0.184   187.87
1906.00    0.180   186.31
1907.00    0.175   184.66
1908.00    0.171   182.94
1909.00    0.167   181.13
1910.00    0.163   179.23
1911.00    0.159   177.25
1912.00    0.156   175.16
1913.00    0.152   172.98
1914.00    0.149   170.69
1915.00    0.146   168.30
1916.00    0.143   165.81
1917.00    0.140   163.22
1918.00    0.138   160.53
1919.00    0.135   157.75
1920.00    0.133   154.88
1921.00    0.132   151.93
1922.00    0.130   148.90
1923.00    0.129   145.83
1924.00    0.128   142.70
1925.00    0.128   139.55
1926.00    0.128   136.38
1927.00    0.128   133.21
1928.00    0.129   130.07
1929.00    0.129   126.95
1930.00    0.131   123.89
1931.00    0.132   120.88
1932.00    0.134   117.95
1933.00    0.136   115.10
1934.00    0.138   112.33
1935.00    0.140   109.66
1936.00    0.143   107.08
1937.00    0.146   104.60
1938.00    0.149   102.22
1939.00    0.152    99.94
1940.00    0.156    97.75
1941.00    0.159    95.66
1942.00    0.163    93.66
1943.00    0.166    91.74
1944.00    0.170    89.91
1945.00    0.174    88.15
1946.00    0.177    86.47
1947.00    0.181    84.86
1948.00    0.185    83.32
1949.00    0.189    81.84
1950.00    0.193    80.42
1951.00    0.197    79.05
1952.00    0.200    77.74
1953.00    0.204    76.47
1954.00    0.208    75.25
1955.00    0.211    74.07
1956.00    0.215    72.93
1957.00    0.219    71.83
1958.00    0.222    70.76
1959.00    0.225    69.72
1960.00    0.229    68.72
1961.00    0.232    67.74
1962.00    0.235    66.79
1963.00    0.238    65.86
1964.00    0.241    64.96
1965.00    0.243    64.07
1966.00    0.246    63.21
1967.00    0.249    62.36
1968.00    0.251    61.53
1969.00    0.254    60.72
1970.00    0.256    59.92
1971.00    0.258    59.14
1972.00    0.260    58.36
1973.00    0.262    57.60
1974.00    0.264    56.85
1975.00    0.265    56.11
1976.00    0.267    55.38
1977.00    0.268    54.66
1978.00    0.270    53.94
1979.00    0.271    53.23
1980.00    0.272    52.53
1981.00    0.273    51.83
1982.00    0.274    51.14
1983.00    0.275    50.46
1984.00    0.276    49.77
1985.00    0.276    49.09
1986.00    0.277    48.42
1987.00    0.277    47.74
1988.00    0.278    47.07
1989.00    0.278    46.40
1990.00    0.278    45.73
1991.00    0.278    45.06
1992.00    0.278    44.39
1993.00    0.278    43.72
1994.00    0.278    43.05
1995.00    0.278    42.38
1996.00    0.278    41.71
1997.00    0.277    41.04
1998.00    0.277    40.37
1999.00    0.277    39.69
2000.00    0.276    39.01
2001.00    0.276    38.33
2002.00    0.275    37.65
2003.00    0.274    36.96
2004.00    0.274    36.27
2005.00    0.273    35.58
2006.00    0.272    34.88
2007.00    0.271    34.18
2008.00    0.270    33.47
2009.00    0.269    32.76
2010.00    0.268    32.04
2011.00    0.267    31.32
2012.00    0.266    30.59
2013.00    0.265    29.86
2014.00    0.264    29.12
2015.00    0.263    28.37
2016.00    0.262    27.62
2017.00    0.261    26.86
2018.00    0.260    26.10
2019.00    0.258    25.32
2020.00    0.257    24.55
2021.00    0.256    23.76
2022.00    0.255    22.96
2023.00    0.254    22.16
2024.00    0.252    21.35
2025.00    0.251    20.54
2026.00    0.250    19.71
2027.00    0.249    18.88
2028.00    0.248    18.04
2029.00    0.246    17.19
2030.00    0.245    16.33
2031.00    0.244    15.46
2032.00    0.243    14.59
2033.00    0.242    13.71
2034.00    0.240    12.81
2035.00    0.239    11.91
2036.00    0.238    11.01
2037.00    0.237    10.09
2038.00    0.236     9.16
2039.00    0.235     8.23
2040.00    0.234     7.29
2041.00    0.233     6.34
2042.00    0.232     5.38
2043.00    0.231     4.41
2044.00    0.230     3.44
2045.00    0.229     2.46
2046.00    0.229     1.47
2047.00    0.228     0.48
2048.00    0.227   359.47
2049.00    0.226   358.47
2050.00    0.226   357.45
2051.00    0.225   356.43
2052.00    0.224   355.40
2053.00    0.224   354.37
2054.00    0.223   353.34
2055.00    0.223   352.30
2056.00    0.222   351.25
2057.00    0.222   350.20
2058.00    0.222   349.15
2059.00    0.222   348.10
2060.00    0.221   347.04
2061.00    0.221   345.98
2062.00    0.221   344.92
2063.00    0.221   343.86
2064.00    0.221   342.80
2065.00    0.221   341.74
2066.00    0.221   340.68
2067.00    0.221   339.62
2068.00    0.221   338.56
2069.00    0.222   337.51
2070.00    0.222   336.46
2071.00    0.222   335.41
2072.00    0.223   334.36
2073.00    0.223   333.32
2074.00    0.224   332.28
2075.00    0.224   331.25
2076.00    0.225   330.22
2077.00    0.226   329.20
2078.00    0.226   328.19
2079.00    0.227   327.18
2080.00    0.228   326.18
2081.00    0.229   325.18
2082.00    0.230   324.20
2083.00    0.231   323.22
2084.00    0.232   322.25
2085.00    0.233   321.29
2086.00    0.234   320.34
2087.00    0.235   319.40
2088.00    0.236   318.46
2089.00    0.237   317.54
2090.00    0.239   316.62
2091.00    0.240   315.72
2092.00    0.241   314.83
2093.00    0.243   313.94
2094.00    0.244   313.07
2095.00    0.246   312.20
2096.00    0.247   311.35
2097.00    0.249   310.51
2098.00    0.250   309.68
2099.00    0.252   308.86
2100.00    0.254   308.04
2101.00    0.255   307.24
2102.00    0.257   306.46
2103.00    0.259   305.68
2104.00    0.260   304.91
2105.00    0.262   304.15
2106.00    0.264   303.40
2107.00    0.266   302.66
2108.00    0.268   301.94
2109.00    0.270   301.22
2110.00    0.272   300.51
2111.00    0.274   299.82
2112.00    0.276   299.13
2113.00    0.278   298.45
2114.00    0.280   297.79
2115.00    0.282   297.13
2116.00    0.284   296.48
2117.00    0.286   295.84
2118.00    0.288   295.21
2119.00    0.290   294.59
2120.00    0.292   293.98
2121.00    0.294   293.38
2122.00    0.296   292.79
2123.00    0.299   292.20
2124.00    0.301   291.63
2125.00    0.303   291.06
2126.00    0.305   290.50
2127.00    0.307   289.95
2128.00    0.310   289.40
2129.00    0.312   288.87
2130.00    0.314   288.34
2131.00    0.316   287.82
2132.00    0.319   287.30
2133.00    0.321   286.80
2134.00    0.323   286.30
2135.00    0.326   285.80
2136.00    0.328   285.32
2137.00    0.330   284.84
2138.00    0.332   284.37
2139.00    0.335   283.90
2140.00    0.337   283.44
2141.00    0.339   282.99
2142.00    0.342   282.54
2143.00    0.344   282.10
2144.00    0.346   281.67
2145.00    0.349   281.24
2146.00    0.351   280.82
2147.00    0.353   280.40
2148.00    0.356   279.99
2149.00    0.358   279.58
2150.00    0.360   279.18
2151.00    0.363   278.78
2152.00    0.365   278.39
2153.00    0.367   278.01
2154.00    0.370   277.63
2155.00    0.372   277.25
2156.00    0.374   276.88
2157.00    0.377   276.51
2158.00    0.379   276.15
2159.00    0.381   275.79
2160.00    0.384   275.43
2161.00    0.386   275.08
2162.00    0.388   274.74
2163.00    0.391   274.40
2164.00    0.393   274.06
2165.00    0.395   273.73
2166.00    0.397   273.40
2167.00    0.400   273.07
2168.00    0.402   272.75
2169.00    0.404   272.43
2170.00    0.407   272.11
2171.00    0.409   271.80
2172.00    0.411   271.49
2173.00    0.413   271.19
2174.00    0.416   270.89
2175.00    0.418   270.59
2176.00    0.420   270.30
2177.00    0.422   270.00
2178.00    0.425   269.71
2179.00    0.427   269.43
2180.00    0.429   269.15
2181.00    0.431   268.87
2182.00    0.433   268.59
2183.00    0.435   268.31
2184.00    0.438   268.04
2185.00    0.440   267.77
2186.00    0.442   267.51
2187.00    0.444   267.24
2188.00    0.446   266.98
2189.00    0.448   266.72
2190.00    0.450   266.47
2191.00    0.453   266.21
2192.00    0.455   265.96
2193.00    0.457   265.71
2194.00    0.459   265.46
2195.00    0.461   265.22
2196.00    0.463   264.98
2197.00    0.465   264.74
2198.00    0.467   264.50
2199.00    0.469   264.26
2200.00    0.471   264.03
2201.00    0.473   263.79
2202.00    0.475   263.56
2203.00    0.477   263.33
2204.00    0.479   263.11
2205.00    0.481   262.88
2206.00    0.483   262.66
2207.00    0.485   262.44
2208.00    0.487   262.22
2209.00    0.489   262.00
2210.00    0.490   261.78
2211.00    0.492   261.57
2212.00    0.494   261.36
2213.00    0.496   261.15
2214.00    0.498   260.94
2215.00    0.500   260.73
2216.00    0.502   260.52
2217.00    0.503   260.32
2218.00    0.505   260.11
2219.00    0.507   259.91
2220.00    0.509   259.71
2221.00    0.510   259.51
2222.00    0.512   259.31
2223.00    0.514   259.11
2224.00    0.516   258.92
2225.00    0.517   258.73
2226.00    0.519   258.53
2227.00    0.521   258.34
2228.00    0.522   258.15
2229.00    0.524   257.96
2230.00    0.525   257.77
2231.00    0.527   257.59
2232.00    0.529   257.40
2233.00    0.530   257.21
2234.00    0.532   257.03
2235.00    0.533   256.85
2236.00    0.535   256.67
2237.00    0.536   256.49
2238.00    0.538   256.31
2239.00    0.539   256.13
2240.00    0.541   255.95
2241.00    0.542   255.77
2242.00    0.544   255.60
2243.00    0.545   255.42
2244.00    0.546   255.25
2245.00    0.548   255.08
2246.00    0.549   254.90
2247.00    0.551   254.73
2248.00    0.552   254.56
2249.00    0.553   254.39
2250.00    0.555   254.22
2251.00    0.556   254.06
2252.00    0.557   253.89
2253.00    0.558   253.72
2254.00    0.560   253.56
2255.00    0.561   253.39
2256.00    0.562   253.23
2257.00    0.563   253.06
2258.00    0.564   252.90
2259.00    0.565   252.74
2260.00    0.567   252.58
2261.00    0.568   252.42
2262.00    0.569   252.25
2263.00    0.570   252.10
2264.00    0.571   251.94
2265.00    0.572   251.78
2266.00    0.573   251.62
2267.00    0.574   251.46
2268.00    0.575   251.31
2269.00    0.576   251.15
2270.00    0.577   250.99
2271.00    0.578   250.84
2272.00    0.579   250.68
2273.00    0.580   250.53
2274.00    0.581   250.37
2275.00    0.581   250.22
2276.00    0.582   250.07
2277.00    0.583   249.92
2278.00    0.584   249.76
2279.00    0.585   249.61
2280.00    0.585   249.46
2281.00    0.586   249.31
2282.00    0.587   249.16
2283.00    0.588   249.01
2284.00    0.588   248.86
2285.00    0.589   248.71
2286.00    0.590   248.56
2287.00    0.590   248.41
2288.00    0.591   248.26
2289.00    0.591   248.11
2290.00    0.592   247.97
2291.00    0.593   247.82
2292.00    0.593   247.67
2293.00    0.594   247.52
2294.00    0.594   247.38
2295.00    0.595   247.23
2296.00    0.595   247.09
2297.00    0.595   246.94
2298.00    0.596   246.79
2299.00    0.596   246.65
2300.00    0.597   246.50
2301.00    0.597   246.36
2302.00    0.597   246.21
2303.00    0.598   246.07
2304.00    0.598   245.92
2305.00    0.598   245.78
2306.00    0.598   245.63
2307.00    0.599   245.49
2308.00    0.599   245.34
2309.00    0.599   245.20
2310.00    0.599   245.05
2311.00    0.599   244.91
2312.00    0.599   244.76
2313.00    0.599   244.62
2314.00    0.599   244.48






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 16:02:00



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