Double Star Calculator - Orbit

Orbital Elements for HJ2477A,BC

WDS:	HJ2477A,BC	WDS ID/Discoverer
P:	486.029	Orbital period (years)
a:	8.31175	Semi-major axis (arcseconds)
i:	75.659	Inclination (degrees)
Ω:	165.245	Longitude of ascending node (degrees)
T:	2101.312	Epoch of periastron passage (year)
e:	0.46809	Eccentricity
ω:	33.303	Longitude of periastron (degrees)
Start-Year:	1781.9856	Year
End-Year:	2268.0144	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HJ2477A,BC
Position:	085912.45+480230.6	Epoch-2000 right ascension and declination
WDS-ID:	08592+4803	WDS designation
Discoverer Code:	HJ2477A,BC	Discover designation and components
ADS number:	7114	Aitken Double Star catalog
HD number:	76644	HD catalog number
Hipparcos number:	44127	Hipparcos catalog number
V1:	3.13	Magnitude of the primary
V2:	9.2	Magnitude of the secondary
Equinox:		Equinox
Date:	2012	Date of last observation
Orbit grade:	5	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 HJ2477A,BC

WDS 6th Orbit including measures of HJ2477A,BC

-- 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 HJ2477A,BC

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    2.540   117.62
--------------------------
1781.99   11.186   347.47
1782.99   11.199   347.56
1783.99   11.211   347.65
1784.99   11.222   347.74
1785.99   11.233   347.83
1786.99   11.243   347.92
1787.99   11.252   348.01
1788.99   11.260   348.10
1789.99   11.268   348.18
1790.99   11.275   348.27
1791.99   11.282   348.36
1792.99   11.288   348.45
1793.99   11.293   348.54
1794.99   11.297   348.62
1795.99   11.301   348.71
1796.99   11.304   348.80
1797.99   11.306   348.89
1798.99   11.308   348.97
1799.99   11.309   349.06
1800.99   11.310   349.15
1801.99   11.309   349.24
1802.99   11.309   349.32
1803.99   11.307   349.41
1804.99   11.305   349.50
1805.99   11.302   349.59
1806.99   11.299   349.68
1807.99   11.295   349.76
1808.99   11.290   349.85
1809.99   11.285   349.94
1810.99   11.279   350.03
1811.99   11.272   350.12
1812.99   11.265   350.20
1813.99   11.257   350.29
1814.99   11.249   350.38
1815.99   11.240   350.47
1816.99   11.230   350.56
1817.99   11.220   350.65
1818.99   11.209   350.74
1819.99   11.198   350.82
1820.99   11.186   350.91
1821.99   11.173   351.00
1822.99   11.160   351.09
1823.99   11.146   351.18
1824.99   11.132   351.27
1825.99   11.117   351.36
1826.99   11.101   351.46
1827.99   11.085   351.55
1828.99   11.069   351.64
1829.99   11.051   351.73
1830.99   11.033   351.82
1831.99   11.015   351.91
1832.99   10.996   352.01
1833.99   10.976   352.10
1834.99   10.956   352.19
1835.99   10.936   352.28
1836.99   10.914   352.38
1837.99   10.893   352.47
1838.99   10.870   352.57
1839.99   10.847   352.66
1840.99   10.824   352.76
1841.99   10.800   352.85
1842.99   10.775   352.95
1843.99   10.750   353.05
1844.99   10.725   353.14
1845.99   10.698   353.24
1846.99   10.672   353.34
1847.99   10.644   353.44
1848.99   10.617   353.54
1849.99   10.588   353.64
1850.99   10.559   353.74
1851.99   10.530   353.84
1852.99   10.500   353.94
1853.99   10.470   354.04
1854.99   10.439   354.14
1855.99   10.407   354.25
1856.99   10.375   354.35
1857.99   10.343   354.45
1858.99   10.310   354.56
1859.99   10.276   354.67
1860.99   10.242   354.77
1861.99   10.208   354.88
1862.99   10.173   354.99
1863.99   10.137   355.10
1864.99   10.101   355.20
1865.99   10.065   355.31
1866.99   10.028   355.43
1867.99    9.990   355.54
1868.99    9.952   355.65
1869.99    9.914   355.76
1870.99    9.875   355.88
1871.99    9.835   355.99
1872.99    9.795   356.11
1873.99    9.755   356.23
1874.99    9.714   356.35
1875.99    9.673   356.46
1876.99    9.631   356.58
1877.99    9.588   356.71
1878.99    9.546   356.83
1879.99    9.502   356.95
1880.99    9.459   357.08
1881.99    9.414   357.20
1882.99    9.370   357.33
1883.99    9.325   357.46
1884.99    9.279   357.59
1885.99    9.233   357.72
1886.99    9.187   357.85
1887.99    9.140   357.98
1888.99    9.092   358.12
1889.99    9.044   358.25
1890.99    8.996   358.39
1891.99    8.947   358.53
1892.99    8.898   358.67
1893.99    8.849   358.81
1894.99    8.799   358.96
1895.99    8.748   359.10
1896.99    8.697   359.25
1897.99    8.646   359.40
1898.99    8.594   359.55
1899.99    8.542   359.70
1900.99    8.489   359.86
1901.99    8.436     0.01
1902.99    8.383     0.17
1903.99    8.329     0.33
1904.99    8.275     0.49
1905.99    8.220     0.66
1906.99    8.165     0.83
1907.99    8.110     1.00
1908.99    8.054     1.17
1909.99    7.998     1.34
1910.99    7.941     1.52
1911.99    7.884     1.70
1912.99    7.827     1.88
1913.99    7.769     2.06
1914.99    7.711     2.25
1915.99    7.652     2.44
1916.99    7.593     2.63
1917.99    7.534     2.83
1918.99    7.474     3.03
1919.99    7.414     3.23
1920.99    7.354     3.43
1921.99    7.293     3.64
1922.99    7.232     3.85
1923.99    7.170     4.07
1924.99    7.109     4.29
1925.99    7.046     4.51
1926.99    6.984     4.74
1927.99    6.921     4.97
1928.99    6.858     5.21
1929.99    6.795     5.45
1930.99    6.731     5.69
1931.99    6.667     5.94
1932.99    6.602     6.20
1933.99    6.538     6.46
1934.99    6.473     6.72
1935.99    6.408     6.99
1936.99    6.342     7.27
1937.99    6.276     7.55
1938.99    6.210     7.84
1939.99    6.144     8.13
1940.99    6.077     8.43
1941.99    6.010     8.74
1942.99    5.943     9.05
1943.99    5.876     9.37
1944.99    5.808     9.70
1945.99    5.741    10.04
1946.99    5.673    10.38
1947.99    5.604    10.73
1948.99    5.536    11.09
1949.99    5.467    11.46
1950.99    5.399    11.84
1951.99    5.330    12.23
1952.99    5.261    12.63
1953.99    5.192    13.04
1954.99    5.122    13.46
1955.99    5.053    13.90
1956.99    4.983    14.34
1957.99    4.914    14.80
1958.99    4.844    15.27
1959.99    4.775    15.75
1960.99    4.705    16.25
1961.99    4.635    16.76
1962.99    4.565    17.29
1963.99    4.496    17.84
1964.99    4.426    18.40
1965.99    4.356    18.98
1966.99    4.287    19.58
1967.99    4.218    20.20
1968.99    4.148    20.84
1969.99    4.079    21.50
1970.99    4.010    22.19
1971.99    3.942    22.90
1972.99    3.873    23.63
1973.99    3.805    24.39
1974.99    3.738    25.18
1975.99    3.670    26.00
1976.99    3.603    26.84
1977.99    3.537    27.72
1978.99    3.471    28.63
1979.99    3.406    29.58
1980.99    3.341    30.57
1981.99    3.277    31.59
1982.99    3.214    32.65
1983.99    3.151    33.76
1984.99    3.090    34.91
1985.99    3.029    36.10
1986.99    2.970    37.35
1987.99    2.912    38.64
1988.99    2.854    39.99
1989.99    2.799    41.39
1990.99    2.744    42.85
1991.99    2.691    44.37
1992.99    2.640    45.95
1993.99    2.591    47.58
1994.99    2.543    49.28
1995.99    2.498    51.05
1996.99    2.455    52.87
1997.99    2.413    54.77
1998.99    2.375    56.72
1999.99    2.339    58.74
2000.99    2.305    60.81
2001.99    2.275    62.95
2002.99    2.247    65.14
2003.99    2.223    67.39
2004.99    2.201    69.68
2005.99    2.183    72.01
2006.99    2.168    74.37
2007.99    2.157    76.77
2008.99    2.149    79.19
2009.99    2.145    81.62
2010.99    2.144    84.05
2011.99    2.147    86.49
2012.99    2.153    88.91
2013.99    2.163    91.31
2014.99    2.176    93.69
2015.99    2.193    96.04
2016.99    2.213    98.35
2017.99    2.236   100.62
2018.99    2.262   102.83
2019.99    2.291   104.99
2020.99    2.322   107.10
2021.99    2.357   109.15
2022.99    2.394   111.13
2023.99    2.433   113.05
2024.99    2.474   114.92
2025.99    2.517   116.71
2026.99    2.563   118.45
2027.99    2.610   120.13
2028.99    2.658   121.74
2029.99    2.708   123.30
2030.99    2.759   124.80
2031.99    2.812   126.24
2032.99    2.866   127.63
2033.99    2.920   128.97
2034.99    2.976   130.26
2035.99    3.032   131.50
2036.99    3.089   132.69
2037.99    3.146   133.85
2038.99    3.203   134.96
2039.99    3.261   136.03
2040.99    3.320   137.07
2041.99    3.378   138.06
2042.99    3.436   139.03
2043.99    3.494   139.96
2044.99    3.552   140.87
2045.99    3.610   141.74
2046.99    3.667   142.58
2047.99    3.724   143.40
2048.99    3.781   144.20
2049.99    3.837   144.97
2050.99    3.892   145.72
2051.99    3.946   146.45
2052.99    4.000   147.16
2053.99    4.052   147.85
2054.99    4.104   148.53
2055.99    4.154   149.18
2056.99    4.204   149.82
2057.99    4.251   150.45
2058.99    4.298   151.06
2059.99    4.343   151.66
2060.99    4.387   152.25
2061.99    4.429   152.83
2062.99    4.469   153.39
2063.99    4.507   153.95
2064.99    4.543   154.50
2065.99    4.577   155.04
2066.99    4.610   155.57
2067.99    4.639   156.09
2068.99    4.667   156.61
2069.99    4.692   157.12
2070.99    4.715   157.62
2071.99    4.735   158.13
2072.99    4.752   158.62
2073.99    4.766   159.12
2074.99    4.777   159.61
2075.99    4.785   160.10
2076.99    4.790   160.59
2077.99    4.792   161.08
2078.99    4.791   161.56
2079.99    4.786   162.05
2080.99    4.777   162.54
2081.99    4.765   163.04
2082.99    4.749   163.53
2083.99    4.729   164.03
2084.99    4.705   164.53
2085.99    4.677   165.04
2086.99    4.646   165.56
2087.99    4.610   166.08
2088.99    4.570   166.61
2089.99    4.526   167.15
2090.99    4.478   167.70
2091.99    4.426   168.27
2092.99    4.369   168.85
2093.99    4.309   169.44
2094.99    4.244   170.06
2095.99    4.175   170.69
2096.99    4.103   171.34
2097.99    4.026   172.02
2098.99    3.945   172.72
2099.99    3.861   173.46
2100.99    3.773   174.23
2101.99    3.682   175.03
2102.99    3.587   175.88
2103.99    3.489   176.78
2104.99    3.388   177.72
2105.99    3.285   178.73
2106.99    3.179   179.80
2107.99    3.070   180.95
2108.99    2.960   182.18
2109.99    2.848   183.51
2110.99    2.735   184.95
2111.99    2.621   186.51
2112.99    2.506   188.22
2113.99    2.391   190.09
2114.99    2.277   192.14
2115.99    2.163   194.42
2116.99    2.052   196.94
2117.99    1.943   199.75
2118.99    1.837   202.89
2119.99    1.736   206.41
2120.99    1.640   210.34
2121.99    1.552   214.75
2122.99    1.473   219.65
2123.99    1.405   225.07
2124.99    1.349   230.99
2125.99    1.308   237.34
2126.99    1.283   244.03
2127.99    1.275   250.89
2128.99    1.284   257.75
2129.99    1.311   264.41
2130.99    1.354   270.74
2131.99    1.411   276.61
2132.99    1.480   281.98
2133.99    1.561   286.84
2134.99    1.651   291.18
2135.99    1.748   295.07
2136.99    1.852   298.53
2137.99    1.960   301.62
2138.99    2.073   304.37
2139.99    2.189   306.84
2140.99    2.307   309.06
2141.99    2.427   311.06
2142.99    2.549   312.87
2143.99    2.672   314.52
2144.99    2.796   316.01
2145.99    2.920   317.39
2146.99    3.045   318.65
2147.99    3.170   319.81
2148.99    3.294   320.88
2149.99    3.419   321.87
2150.99    3.543   322.80
2151.99    3.666   323.66
2152.99    3.790   324.47
2153.99    3.912   325.22
2154.99    4.034   325.93
2155.99    4.155   326.60
2156.99    4.275   327.23
2157.99    4.394   327.83
2158.99    4.512   328.39
2159.99    4.630   328.93
2160.99    4.746   329.44
2161.99    4.862   329.92
2162.99    4.976   330.39
2163.99    5.089   330.83
2164.99    5.202   331.25
2165.99    5.313   331.66
2166.99    5.423   332.04
2167.99    5.532   332.42
2168.99    5.640   332.78
2169.99    5.746   333.12
2170.99    5.852   333.46
2171.99    5.956   333.78
2172.99    6.060   334.09
2173.99    6.162   334.39
2174.99    6.263   334.68
2175.99    6.363   334.96
2176.99    6.461   335.23
2177.99    6.559   335.50
2178.99    6.655   335.75
2179.99    6.750   336.00
2180.99    6.844   336.24
2181.99    6.937   336.48
2182.99    7.029   336.71
2183.99    7.119   336.93
2184.99    7.209   337.15
2185.99    7.297   337.36
2186.99    7.384   337.57
2187.99    7.470   337.78
2188.99    7.555   337.97
2189.99    7.639   338.17
2190.99    7.722   338.36
2191.99    7.803   338.54
2192.99    7.884   338.73
2193.99    7.963   338.90
2194.99    8.041   339.08
2195.99    8.118   339.25
2196.99    8.194   339.42
2197.99    8.269   339.58
2198.99    8.343   339.75
2199.99    8.416   339.91
2200.99    8.488   340.06
2201.99    8.559   340.22
2202.99    8.628   340.37
2203.99    8.697   340.52
2204.99    8.765   340.66
2205.99    8.831   340.81
2206.99    8.897   340.95
2207.99    8.961   341.09
2208.99    9.025   341.23
2209.99    9.088   341.37
2210.99    9.149   341.50
2211.99    9.210   341.64
2212.99    9.269   341.77
2213.99    9.328   341.90
2214.99    9.385   342.02
2215.99    9.442   342.15
2216.99    9.498   342.28
2217.99    9.552   342.40
2218.99    9.606   342.52
2219.99    9.659   342.64
2220.99    9.711   342.76
2221.99    9.762   342.88
2222.99    9.812   343.00
2223.99    9.861   343.11
2224.99    9.909   343.23
2225.99    9.956   343.34
2226.99   10.003   343.45
2227.99   10.048   343.56
2228.99   10.093   343.67
2229.99   10.136   343.78
2230.99   10.179   343.89
2231.99   10.221   344.00
2232.99   10.262   344.11
2233.99   10.302   344.21
2234.99   10.341   344.32
2235.99   10.380   344.42
2236.99   10.418   344.53
2237.99   10.454   344.63
2238.99   10.490   344.73
2239.99   10.525   344.83
2240.99   10.560   344.93
2241.99   10.593   345.03
2242.99   10.626   345.13
2243.99   10.657   345.23
2244.99   10.688   345.33
2245.99   10.718   345.43
2246.99   10.748   345.52
2247.99   10.776   345.62
2248.99   10.804   345.72
2249.99   10.831   345.81
2250.99   10.857   345.91
2251.99   10.883   346.00
2252.99   10.907   346.10
2253.99   10.931   346.19
2254.99   10.954   346.29
2255.99   10.976   346.38
2256.99   10.998   346.47
2257.99   11.019   346.56
2258.99   11.039   346.66
2259.99   11.058   346.75
2260.99   11.077   346.84
2261.99   11.094   346.93
2262.99   11.111   347.02
2263.99   11.128   347.11
2264.99   11.143   347.20
2265.99   11.158   347.29
2266.99   11.172   347.38
2267.99   11.186   347.47

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 16:13:12