Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 16:25:46

Orbital Elements for LDS873
WDS: LDS873 WDS ID/Discoverer
P: 521.390 Orbital period (years)
a: 3.366 Semi-major axis (arcseconds)
i: 53.2 Inclination (degrees)
Ω: 92.5 Longitude of ascending node (degrees)
T: 2079.310 Epoch of periastron passage (year)
e: 0.711 Eccentricity
ω: 81.0 Longitude of periastron (degrees)
Start-Year: 1765.0 Year
End-Year: 2285.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for LDS873
Position: 010314.17+200552.1 Epoch-2000 right ascension and declination
WDS-ID: 01032+2006 WDS designation
Discoverer Code: LDS873 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: 4927 Hipparcos catalog number
V1: 12.24 Magnitude of the primary
V2: 12.97 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 1999 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for LDS873



WDS 6th Orbit including measures of LDS873

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


Ephemeris of LDS873
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     2.347     62.0
-------------------------
1765.0     3.623    333.9
1766.0     3.622    334.2
1767.0     3.622    334.4
1768.0     3.621    334.7
1769.0     3.620    334.9
1770.0     3.619    335.2
1771.0     3.618    335.4
1772.0     3.616    335.7
1773.0     3.615    335.9
1774.0     3.614    336.2
1775.0     3.613    336.4
1776.0     3.612    336.7
1777.0     3.610    336.9
1778.0     3.609    337.2
1779.0     3.608    337.4
1780.0     3.606    337.7
1781.0     3.605    338.0
1782.0     3.603    338.2
1783.0     3.602    338.5
1784.0     3.600    338.7
1785.0     3.598    339.0
1786.0     3.597    339.2
1787.0     3.595    339.5
1788.0     3.593    339.7
1789.0     3.592    340.0
1790.0     3.590    340.2
1791.0     3.588    340.5
1792.0     3.586    340.8
1793.0     3.584    341.0
1794.0     3.582    341.3
1795.0     3.580    341.5
1796.0     3.578    341.8
1797.0     3.576    342.0
1798.0     3.574    342.3
1799.0     3.572    342.6
1800.0     3.570    342.8
1801.0     3.568    343.1
1802.0     3.565    343.3
1803.0     3.563    343.6
1804.0     3.561    343.9
1805.0     3.559    344.1
1806.0     3.556    344.4
1807.0     3.554    344.6
1808.0     3.552    344.9
1809.0     3.549    345.2
1810.0     3.547    345.4
1811.0     3.544    345.7
1812.0     3.542    345.9
1813.0     3.539    346.2
1814.0     3.537    346.5
1815.0     3.534    346.7
1816.0     3.531    347.0
1817.0     3.529    347.3
1818.0     3.526    347.5
1819.0     3.523    347.8
1820.0     3.521    348.1
1821.0     3.518    348.3
1822.0     3.515    348.6
1823.0     3.512    348.9
1824.0     3.510    349.1
1825.0     3.507    349.4
1826.0     3.504    349.7
1827.0     3.501    349.9
1828.0     3.498    350.2
1829.0     3.495    350.5
1830.0     3.492    350.7
1831.0     3.489    351.0
1832.0     3.486    351.3
1833.0     3.483    351.5
1834.0     3.480    351.8
1835.0     3.477    352.1
1836.0     3.474    352.4
1837.0     3.471    352.6
1838.0     3.468    352.9
1839.0     3.464    353.2
1840.0     3.461    353.5
1841.0     3.458    353.7
1842.0     3.455    354.0
1843.0     3.451    354.3
1844.0     3.448    354.6
1845.0     3.445    354.8
1846.0     3.441    355.1
1847.0     3.438    355.4
1848.0     3.435    355.7
1849.0     3.431    356.0
1850.0     3.428    356.2
1851.0     3.424    356.5
1852.0     3.421    356.8
1853.0     3.418    357.1
1854.0     3.414    357.4
1855.0     3.410    357.6
1856.0     3.407    357.9
1857.0     3.403    358.2
1858.0     3.400    358.5
1859.0     3.396    358.8
1860.0     3.393    359.1
1861.0     3.389    359.4
1862.0     3.385    359.6
1863.0     3.382    359.9
1864.0     3.378      0.2
1865.0     3.374      0.5
1866.0     3.371      0.8
1867.0     3.367      1.1
1868.0     3.363      1.4
1869.0     3.359      1.7
1870.0     3.355      2.0
1871.0     3.352      2.3
1872.0     3.348      2.6
1873.0     3.344      2.8
1874.0     3.340      3.1
1875.0     3.336      3.4
1876.0     3.332      3.7
1877.0     3.328      4.0
1878.0     3.324      4.3
1879.0     3.320      4.6
1880.0     3.316      4.9
1881.0     3.312      5.2
1882.0     3.308      5.5
1883.0     3.304      5.8
1884.0     3.300      6.1
1885.0     3.296      6.4
1886.0     3.292      6.7
1887.0     3.288      7.0
1888.0     3.284      7.3
1889.0     3.280      7.7
1890.0     3.276      8.0
1891.0     3.271      8.3
1892.0     3.267      8.6
1893.0     3.263      8.9
1894.0     3.259      9.2
1895.0     3.255      9.5
1896.0     3.250      9.8
1897.0     3.246     10.1
1898.0     3.242     10.4
1899.0     3.237     10.8
1900.0     3.233     11.1
1901.0     3.229     11.4
1902.0     3.224     11.7
1903.0     3.220     12.0
1904.0     3.216     12.3
1905.0     3.211     12.7
1906.0     3.207     13.0
1907.0     3.202     13.3
1908.0     3.198     13.6
1909.0     3.193     13.9
1910.0     3.189     14.3
1911.0     3.184     14.6
1912.0     3.180     14.9
1913.0     3.175     15.2
1914.0     3.170     15.6
1915.0     3.166     15.9
1916.0     3.161     16.2
1917.0     3.156     16.6
1918.0     3.152     16.9
1919.0     3.147     17.2
1920.0     3.142     17.6
1921.0     3.137     17.9
1922.0     3.133     18.2
1923.0     3.128     18.6
1924.0     3.123     18.9
1925.0     3.118     19.2
1926.0     3.113     19.6
1927.0     3.108     19.9
1928.0     3.103     20.3
1929.0     3.099     20.6
1930.0     3.094     20.9
1931.0     3.089     21.3
1932.0     3.084     21.6
1933.0     3.078     22.0
1934.0     3.073     22.3
1935.0     3.068     22.7
1936.0     3.063     23.0
1937.0     3.058     23.4
1938.0     3.053     23.7
1939.0     3.048     24.1
1940.0     3.042     24.4
1941.0     3.037     24.8
1942.0     3.032     25.2
1943.0     3.026     25.5
1944.0     3.021     25.9
1945.0     3.016     26.2
1946.0     3.010     26.6
1947.0     3.005     27.0
1948.0     2.999     27.3
1949.0     2.994     27.7
1950.0     2.988     28.1
1951.0     2.982     28.4
1952.0     2.977     28.8
1953.0     2.971     29.2
1954.0     2.965     29.6
1955.0     2.960     29.9
1956.0     2.954     30.3
1957.0     2.948     30.7
1958.0     2.942     31.1
1959.0     2.936     31.5
1960.0     2.930     31.8
1961.0     2.924     32.2
1962.0     2.918     32.6
1963.0     2.912     33.0
1964.0     2.905     33.4
1965.0     2.899     33.8
1966.0     2.893     34.2
1967.0     2.887     34.6
1968.0     2.880     35.0
1969.0     2.874     35.4
1970.0     2.867     35.8
1971.0     2.861     36.2
1972.0     2.854     36.6
1973.0     2.847     37.0
1974.0     2.841     37.4
1975.0     2.834     37.8
1976.0     2.827     38.2
1977.0     2.820     38.6
1978.0     2.813     39.0
1979.0     2.806     39.4
1980.0     2.798     39.9
1981.0     2.791     40.3
1982.0     2.784     40.7
1983.0     2.776     41.1
1984.0     2.769     41.6
1985.0     2.761     42.0
1986.0     2.754     42.4
1987.0     2.746     42.9
1988.0     2.738     43.3
1989.0     2.730     43.7
1990.0     2.722     44.2
1991.0     2.714     44.6
1992.0     2.706     45.1
1993.0     2.697     45.5
1994.0     2.689     46.0
1995.0     2.680     46.4
1996.0     2.671     46.9
1997.0     2.663     47.4
1998.0     2.654     47.8
1999.0     2.645     48.3
2000.0     2.635     48.8
2001.0     2.626     49.3
2002.0     2.617     49.7
2003.0     2.607     50.2
2004.0     2.597     50.7
2005.0     2.587     51.2
2006.0     2.577     51.7
2007.0     2.567     52.2
2008.0     2.556     52.7
2009.0     2.546     53.2
2010.0     2.535     53.7
2011.0     2.524     54.2
2012.0     2.513     54.7
2013.0     2.502     55.3
2014.0     2.490     55.8
2015.0     2.478     56.3
2016.0     2.466     56.9
2017.0     2.454     57.4
2018.0     2.442     58.0
2019.0     2.429     58.5
2020.0     2.416     59.1
2021.0     2.403     59.6
2022.0     2.389     60.2
2023.0     2.376     60.8
2024.0     2.362     61.4
2025.0     2.347     62.0
2026.0     2.333     62.6
2027.0     2.318     63.2
2028.0     2.302     63.8
2029.0     2.287     64.4
2030.0     2.271     65.1
2031.0     2.254     65.7
2032.0     2.237     66.4
2033.0     2.220     67.0
2034.0     2.202     67.7
2035.0     2.184     68.4
2036.0     2.166     69.1
2037.0     2.147     69.8
2038.0     2.127     70.5
2039.0     2.107     71.3
2040.0     2.086     72.0
2041.0     2.065     72.8
2042.0     2.043     73.5
2043.0     2.021     74.3
2044.0     1.998     75.2
2045.0     1.974     76.0
2046.0     1.949     76.9
2047.0     1.924     77.7
2048.0     1.898     78.6
2049.0     1.871     79.6
2050.0     1.843     80.5
2051.0     1.814     81.5
2052.0     1.784     82.5
2053.0     1.753     83.6
2054.0     1.721     84.7
2055.0     1.688     85.8
2056.0     1.654     87.0
2057.0     1.619     88.2
2058.0     1.582     89.5
2059.0     1.544     90.8
2060.0     1.504     92.3
2061.0     1.463     93.8
2062.0     1.421     95.3
2063.0     1.377     97.0
2064.0     1.331     98.8
2065.0     1.284    100.8
2066.0     1.235    102.8
2067.0     1.184    105.1
2068.0     1.132    107.5
2069.0     1.079    110.2
2070.0     1.024    113.2
2071.0     0.969    116.6
2072.0     0.913    120.3
2073.0     0.858    124.5
2074.0     0.803    129.3
2075.0     0.752    134.7
2076.0     0.703    141.0
2077.0     0.661    148.1
2078.0     0.626    156.0
2079.0     0.601    164.8
2080.0     0.587    174.2
2081.0     0.586    183.8
2082.0     0.598    193.2
2083.0     0.622    202.1
2084.0     0.656    210.2
2085.0     0.699    217.4
2086.0     0.747    223.7
2087.0     0.801    229.2
2088.0     0.857    234.0
2089.0     0.915    238.2
2090.0     0.974    241.9
2091.0     1.033    245.2
2092.0     1.092    248.1
2093.0     1.150    250.8
2094.0     1.208    253.1
2095.0     1.265    255.3
2096.0     1.320    257.3
2097.0     1.374    259.1
2098.0     1.427    260.8
2099.0     1.479    262.3
2100.0     1.529    263.8
2101.0     1.578    265.1
2102.0     1.626    266.4
2103.0     1.673    267.6
2104.0     1.718    268.8
2105.0     1.762    269.9
2106.0     1.805    270.9
2107.0     1.847    271.9
2108.0     1.887    272.8
2109.0     1.927    273.7
2110.0     1.965    274.6
2111.0     2.003    275.5
2112.0     2.040    276.3
2113.0     2.075    277.0
2114.0     2.110    277.8
2115.0     2.144    278.5
2116.0     2.177    279.2
2117.0     2.209    279.9
2118.0     2.241    280.6
2119.0     2.272    281.2
2120.0     2.302    281.8
2121.0     2.331    282.5
2122.0     2.360    283.1
2123.0     2.388    283.6
2124.0     2.415    284.2
2125.0     2.442    284.8
2126.0     2.468    285.3
2127.0     2.493    285.9
2128.0     2.518    286.4
2129.0     2.543    286.9
2130.0     2.567    287.4
2131.0     2.590    287.9
2132.0     2.613    288.4
2133.0     2.635    288.9
2134.0     2.657    289.3
2135.0     2.679    289.8
2136.0     2.700    290.3
2137.0     2.720    290.7
2138.0     2.741    291.1
2139.0     2.760    291.6
2140.0     2.780    292.0
2141.0     2.799    292.4
2142.0     2.817    292.9
2143.0     2.835    293.3
2144.0     2.853    293.7
2145.0     2.871    294.1
2146.0     2.888    294.5
2147.0     2.905    294.9
2148.0     2.921    295.3
2149.0     2.937    295.6
2150.0     2.953    296.0
2151.0     2.969    296.4
2152.0     2.984    296.8
2153.0     2.999    297.1
2154.0     3.014    297.5
2155.0     3.028    297.9
2156.0     3.042    298.2
2157.0     3.056    298.6
2158.0     3.069    298.9
2159.0     3.083    299.3
2160.0     3.096    299.6
2161.0     3.108    300.0
2162.0     3.121    300.3
2163.0     3.133    300.6
2164.0     3.145    301.0
2165.0     3.157    301.3
2166.0     3.169    301.6
2167.0     3.180    302.0
2168.0     3.191    302.3
2169.0     3.202    302.6
2170.0     3.213    302.9
2171.0     3.224    303.2
2172.0     3.234    303.6
2173.0     3.244    303.9
2174.0     3.254    304.2
2175.0     3.264    304.5
2176.0     3.274    304.8
2177.0     3.283    305.1
2178.0     3.292    305.4
2179.0     3.301    305.7
2180.0     3.310    306.0
2181.0     3.319    306.3
2182.0     3.327    306.6
2183.0     3.336    306.9
2184.0     3.344    307.2
2185.0     3.352    307.5
2186.0     3.360    307.8
2187.0     3.367    308.1
2188.0     3.375    308.4
2189.0     3.382    308.7
2190.0     3.390    309.0
2191.0     3.397    309.2
2192.0     3.404    309.5
2193.0     3.411    309.8
2194.0     3.417    310.1
2195.0     3.424    310.4
2196.0     3.430    310.7
2197.0     3.437    310.9
2198.0     3.443    311.2
2199.0     3.449    311.5
2200.0     3.455    311.8
2201.0     3.460    312.0
2202.0     3.466    312.3
2203.0     3.472    312.6
2204.0     3.477    312.9
2205.0     3.482    313.1
2206.0     3.487    313.4
2207.0     3.493    313.7
2208.0     3.497    313.9
2209.0     3.502    314.2
2210.0     3.507    314.5
2211.0     3.512    314.8
2212.0     3.516    315.0
2213.0     3.520    315.3
2214.0     3.525    315.6
2215.0     3.529    315.8
2216.0     3.533    316.1
2217.0     3.537    316.3
2218.0     3.541    316.6
2219.0     3.545    316.9
2220.0     3.548    317.1
2221.0     3.552    317.4
2222.0     3.555    317.7
2223.0     3.559    317.9
2224.0     3.562    318.2
2225.0     3.565    318.4
2226.0     3.568    318.7
2227.0     3.571    319.0
2228.0     3.574    319.2
2229.0     3.577    319.5
2230.0     3.580    319.7
2231.0     3.583    320.0
2232.0     3.585    320.2
2233.0     3.588    320.5
2234.0     3.590    320.7
2235.0     3.592    321.0
2236.0     3.595    321.3
2237.0     3.597    321.5
2238.0     3.599    321.8
2239.0     3.601    322.0
2240.0     3.603    322.3
2241.0     3.605    322.5
2242.0     3.607    322.8
2243.0     3.608    323.0
2244.0     3.610    323.3
2245.0     3.612    323.5
2246.0     3.613    323.8
2247.0     3.615    324.0
2248.0     3.616    324.3
2249.0     3.617    324.6
2250.0     3.619    324.8
2251.0     3.620    325.1
2252.0     3.621    325.3
2253.0     3.622    325.6
2254.0     3.623    325.8
2255.0     3.624    326.1
2256.0     3.625    326.3
2257.0     3.625    326.6
2258.0     3.626    326.8
2259.0     3.627    327.1
2260.0     3.627    327.3
2261.0     3.628    327.6
2262.0     3.628    327.8
2263.0     3.629    328.1
2264.0     3.629    328.3
2265.0     3.629    328.6
2266.0     3.630    328.8
2267.0     3.630    329.1
2268.0     3.630    329.3
2269.0     3.630    329.6
2270.0     3.630    329.8
2271.0     3.630    330.1
2272.0     3.630    330.3
2273.0     3.630    330.6
2274.0     3.630    330.8
2275.0     3.629    331.1
2276.0     3.629    331.3
2277.0     3.629    331.6
2278.0     3.628    331.8
2279.0     3.628    332.1
2280.0     3.628    332.3
2281.0     3.627    332.6
2282.0     3.626    332.8
2283.0     3.626    333.1
2284.0     3.625    333.3






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This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 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.


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