Double Star Calculator - Orbit

Orbital Elements for SLR19
WDS: SLR19 WDS ID/Discoverer
P: 414.875 Orbital period (years)
a: 1.59342 Semi-major axis (arcseconds)
i: 60.629 Inclination (degrees)
Ω: 133.395 Longitude of ascending node (degrees)
T: 2042.829 Epoch of periastron passage (year)
e: 0.29557 Eccentricity
ω: 250.503 Longitude of periastron (degrees)
Start-Year: 1817.5627 Year
End-Year: 2232.4373 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for SLR19
Position: 140741.49-495203.0 Epoch-2000 right ascension and declination
WDS-ID: 14077-4952 WDS designation
Discoverer Code: SLR19 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 123227 HD catalog number
Hipparcos number: 69012 Hipparcos catalog number
V1: 7.14 Magnitude of the primary
V2: 7.38 Magnitude of the secondary
Equinox: Equinox
Date: 2014 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: Izm2019 Reference

Double Star Orbit for SLR19



WDS 6th Orbit including measures of SLR19

-- 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 SLR19
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.919   338.49
--------------------------
1817.56    1.318   175.69
1818.56    1.310   176.29
1819.56    1.302   176.89
1820.56    1.294   177.50
1821.56    1.285   178.12
1822.56    1.277   178.75
1823.56    1.269   179.39
1824.56    1.261   180.04
1825.56    1.253   180.69
1826.56    1.245   181.35
1827.56    1.237   182.02
1828.56    1.230   182.70
1829.56    1.222   183.38
1830.56    1.214   184.08
1831.56    1.206   184.79
1832.56    1.199   185.50
1833.56    1.191   186.22
1834.56    1.183   186.96
1835.56    1.176   187.70
1836.56    1.168   188.45
1837.56    1.161   189.21
1838.56    1.154   189.98
1839.56    1.147   190.76
1840.56    1.140   191.55
1841.56    1.133   192.35
1842.56    1.126   193.16
1843.56    1.119   193.98
1844.56    1.113   194.81
1845.56    1.106   195.65
1846.56    1.100   196.50
1847.56    1.093   197.35
1848.56    1.087   198.22
1849.56    1.081   199.10
1850.56    1.075   199.99
1851.56    1.070   200.89
1852.56    1.064   201.79
1853.56    1.059   202.71
1854.56    1.053   203.63
1855.56    1.048   204.57
1856.56    1.043   205.51
1857.56    1.039   206.47
1858.56    1.034   207.43
1859.56    1.030   208.40
1860.56    1.026   209.37
1861.56    1.022   210.36
1862.56    1.018   211.35
1863.56    1.014   212.35
1864.56    1.011   213.36
1865.56    1.008   214.37
1866.56    1.005   215.39
1867.56    1.002   216.42
1868.56    0.999   217.45
1869.56    0.997   218.48
1870.56    0.995   219.53
1871.56    0.993   220.57
1872.56    0.991   221.62
1873.56    0.990   222.67
1874.56    0.988   223.73
1875.56    0.987   224.79
1876.56    0.986   225.85
1877.56    0.986   226.91
1878.56    0.986   227.97
1879.56    0.985   229.03
1880.56    0.985   230.10
1881.56    0.986   231.16
1882.56    0.986   232.22
1883.56    0.987   233.28
1884.56    0.988   234.34
1885.56    0.989   235.40
1886.56    0.991   236.45
1887.56    0.992   237.50
1888.56    0.994   238.54
1889.56    0.996   239.59
1890.56    0.998   240.63
1891.56    1.001   241.66
1892.56    1.004   242.69
1893.56    1.006   243.71
1894.56    1.010   244.72
1895.56    1.013   245.73
1896.56    1.016   246.74
1897.56    1.020   247.73
1898.56    1.024   248.72
1899.56    1.028   249.70
1900.56    1.032   250.68
1901.56    1.036   251.64
1902.56    1.040   252.60
1903.56    1.045   253.55
1904.56    1.050   254.49
1905.56    1.055   255.42
1906.56    1.060   256.35
1907.56    1.065   257.26
1908.56    1.070   258.17
1909.56    1.076   259.06
1910.56    1.081   259.95
1911.56    1.087   260.83
1912.56    1.092   261.70
1913.56    1.098   262.56
1914.56    1.104   263.41
1915.56    1.110   264.25
1916.56    1.116   265.09
1917.56    1.122   265.91
1918.56    1.129   266.73
1919.56    1.135   267.53
1920.56    1.141   268.33
1921.56    1.147   269.12
1922.56    1.154   269.90
1923.56    1.160   270.67
1924.56    1.167   271.43
1925.56    1.173   272.19
1926.56    1.180   272.93
1927.56    1.186   273.67
1928.56    1.193   274.40
1929.56    1.199   275.12
1930.56    1.206   275.83
1931.56    1.212   276.54
1932.56    1.219   277.24
1933.56    1.225   277.93
1934.56    1.232   278.61
1935.56    1.238   279.29
1936.56    1.244   279.96
1937.56    1.251   280.63
1938.56    1.257   281.28
1939.56    1.263   281.93
1940.56    1.269   282.58
1941.56    1.275   283.21
1942.56    1.281   283.85
1943.56    1.287   284.47
1944.56    1.293   285.09
1945.56    1.298   285.71
1946.56    1.304   286.32
1947.56    1.309   286.92
1948.56    1.315   287.52
1949.56    1.320   288.12
1950.56    1.325   288.71
1951.56    1.330   289.29
1952.56    1.335   289.88
1953.56    1.339   290.45
1954.56    1.344   291.03
1955.56    1.348   291.60
1956.56    1.352   292.16
1957.56    1.356   292.73
1958.56    1.360   293.29
1959.56    1.364   293.84
1960.56    1.367   294.40
1961.56    1.371   294.95
1962.56    1.374   295.49
1963.56    1.376   296.04
1964.56    1.379   296.58
1965.56    1.382   297.13
1966.56    1.384   297.67
1967.56    1.386   298.20
1968.56    1.387   298.74
1969.56    1.389   299.28
1970.56    1.390   299.81
1971.56    1.391   300.35
1972.56    1.392   300.88
1973.56    1.392   301.41
1974.56    1.393   301.94
1975.56    1.392   302.48
1976.56    1.392   303.01
1977.56    1.391   303.54
1978.56    1.390   304.08
1979.56    1.389   304.61
1980.56    1.387   305.15
1981.56    1.386   305.68
1982.56    1.383   306.22
1983.56    1.381   306.76
1984.56    1.378   307.30
1985.56    1.375   307.85
1986.56    1.371   308.40
1987.56    1.367   308.95
1988.56    1.363   309.50
1989.56    1.358   310.06
1990.56    1.353   310.62
1991.56    1.348   311.19
1992.56    1.342   311.76
1993.56    1.336   312.33
1994.56    1.329   312.91
1995.56    1.322   313.50
1996.56    1.315   314.10
1997.56    1.307   314.70
1998.56    1.299   315.30
1999.56    1.291   315.92
2000.56    1.282   316.54
2001.56    1.273   317.18
2002.56    1.263   317.82
2003.56    1.253   318.47
2004.56    1.242   319.13
2005.56    1.231   319.81
2006.56    1.220   320.50
2007.56    1.208   321.20
2008.56    1.196   321.91
2009.56    1.184   322.64
2010.56    1.171   323.38
2011.56    1.157   324.15
2012.56    1.144   324.93
2013.56    1.130   325.72
2014.56    1.115   326.54
2015.56    1.101   327.38
2016.56    1.085   328.25
2017.56    1.070   329.14
2018.56    1.054   330.05
2019.56    1.038   331.00
2020.56    1.022   331.97
2021.56    1.005   332.98
2022.56    0.988   334.02
2023.56    0.971   335.09
2024.56    0.953   336.21
2025.56    0.936   337.36
2026.56    0.918   338.57
2027.56    0.900   339.82
2028.56    0.882   341.12
2029.56    0.864   342.47
2030.56    0.846   343.88
2031.56    0.828   345.36
2032.56    0.809   346.90
2033.56    0.791   348.51
2034.56    0.774   350.20
2035.56    0.756   351.96
2036.56    0.739   353.81
2037.56    0.722   355.75
2038.56    0.705   357.78
2039.56    0.689   359.91
2040.56    0.673     2.13
2041.56    0.658     4.47
2042.56    0.644     6.90
2043.56    0.630     9.45
2044.56    0.618    12.10
2045.56    0.606    14.86
2046.56    0.595    17.72
2047.56    0.586    20.68
2048.56    0.578    23.73
2049.56    0.571    26.87
2050.56    0.565    30.07
2051.56    0.561    33.32
2052.56    0.558    36.62
2053.56    0.557    39.94
2054.56    0.558    43.26
2055.56    0.560    46.57
2056.56    0.563    49.85
2057.56    0.568    53.07
2058.56    0.574    56.24
2059.56    0.582    59.33
2060.56    0.591    62.33
2061.56    0.601    65.24
2062.56    0.612    68.05
2063.56    0.625    70.74
2064.56    0.638    73.33
2065.56    0.652    75.81
2066.56    0.667    78.19
2067.56    0.683    80.45
2068.56    0.699    82.61
2069.56    0.716    84.67
2070.56    0.734    86.64
2071.56    0.752    88.51
2072.56    0.770    90.29
2073.56    0.788    91.99
2074.56    0.807    93.62
2075.56    0.826    95.17
2076.56    0.845    96.64
2077.56    0.865    98.06
2078.56    0.884    99.41
2079.56    0.903   100.70
2080.56    0.923   101.94
2081.56    0.942   103.13
2082.56    0.961   104.27
2083.56    0.981   105.36
2084.56    1.000   106.41
2085.56    1.019   107.43
2086.56    1.038   108.40
2087.56    1.057   109.34
2088.56    1.075   110.25
2089.56    1.094   111.13
2090.56    1.112   111.98
2091.56    1.130   112.80
2092.56    1.148   113.59
2093.56    1.166   114.37
2094.56    1.183   115.11
2095.56    1.200   115.84
2096.56    1.217   116.55
2097.56    1.234   117.24
2098.56    1.250   117.91
2099.56    1.266   118.56
2100.56    1.282   119.19
2101.56    1.297   119.82
2102.56    1.312   120.42
2103.56    1.327   121.01
2104.56    1.342   121.59
2105.56    1.356   122.16
2106.56    1.370   122.72
2107.56    1.384   123.26
2108.56    1.398   123.79
2109.56    1.411   124.32
2110.56    1.424   124.83
2111.56    1.436   125.34
2112.56    1.448   125.83
2113.56    1.460   126.32
2114.56    1.472   126.80
2115.56    1.483   127.27
2116.56    1.495   127.74
2117.56    1.505   128.20
2118.56    1.516   128.65
2119.56    1.526   129.10
2120.56    1.536   129.54
2121.56    1.545   129.97
2122.56    1.555   130.40
2123.56    1.564   130.83
2124.56    1.572   131.25
2125.56    1.581   131.66
2126.56    1.589   132.07
2127.56    1.597   132.48
2128.56    1.604   132.88
2129.56    1.611   133.28
2130.56    1.618   133.68
2131.56    1.625   134.07
2132.56    1.631   134.46
2133.56    1.638   134.85
2134.56    1.643   135.23
2135.56    1.649   135.61
2136.56    1.654   135.99
2137.56    1.660   136.36
2138.56    1.664   136.74
2139.56    1.669   137.11
2140.56    1.673   137.48
2141.56    1.677   137.85
2142.56    1.681   138.21
2143.56    1.685   138.58
2144.56    1.688   138.94
2145.56    1.691   139.30
2146.56    1.694   139.66
2147.56    1.696   140.02
2148.56    1.699   140.38
2149.56    1.701   140.74
2150.56    1.703   141.09
2151.56    1.704   141.45
2152.56    1.706   141.81
2153.56    1.707   142.16
2154.56    1.708   142.51
2155.56    1.709   142.87
2156.56    1.709   143.22
2157.56    1.710   143.57
2158.56    1.710   143.93
2159.56    1.710   144.28
2160.56    1.709   144.63
2161.56    1.709   144.99
2162.56    1.708   145.34
2163.56    1.707   145.70
2164.56    1.706   146.05
2165.56    1.705   146.40
2166.56    1.703   146.76
2167.56    1.702   147.12
2168.56    1.700   147.47
2169.56    1.698   147.83
2170.56    1.696   148.19
2171.56    1.693   148.55
2172.56    1.691   148.91
2173.56    1.688   149.27
2174.56    1.685   149.63
2175.56    1.682   150.00
2176.56    1.679   150.36
2177.56    1.675   150.73
2178.56    1.672   151.10
2179.56    1.668   151.47
2180.56    1.664   151.84
2181.56    1.660   152.22
2182.56    1.656   152.59
2183.56    1.652   152.97
2184.56    1.647   153.35
2185.56    1.643   153.73
2186.56    1.638   154.11
2187.56    1.633   154.50
2188.56    1.628   154.89
2189.56    1.623   155.28
2190.56    1.617   155.67
2191.56    1.612   156.07
2192.56    1.607   156.47
2193.56    1.601   156.87
2194.56    1.595   157.27
2195.56    1.589   157.68
2196.56    1.583   158.09
2197.56    1.577   158.50
2198.56    1.571   158.92
2199.56    1.565   159.34
2200.56    1.558   159.76
2201.56    1.552   160.19
2202.56    1.545   160.62
2203.56    1.539   161.05
2204.56    1.532   161.49
2205.56    1.525   161.93
2206.56    1.518   162.38
2207.56    1.511   162.83
2208.56    1.504   163.28
2209.56    1.497   163.74
2210.56    1.489   164.21
2211.56    1.482   164.67
2212.56    1.475   165.15
2213.56    1.467   165.62
2214.56    1.460   166.11
2215.56    1.452   166.59
2216.56    1.444   167.09
2217.56    1.437   167.58
2218.56    1.429   168.09
2219.56    1.421   168.59
2220.56    1.413   169.11
2221.56    1.405   169.63
2222.56    1.397   170.15
2223.56    1.389   170.69
2224.56    1.381   171.22
2225.56    1.373   171.77
2226.56    1.365   172.32
2227.56    1.357   172.87
2228.56    1.349   173.44
2229.56    1.341   174.01
2230.56    1.333   174.59
2231.56    1.325   175.17






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 17:02:37



www.stella-vega.de