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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:57:00

Orbital Elements for STT215
WDS: STT215 WDS ID/Discoverer
P: 467.993 Orbital period (years)
a: 1.0576 Semi-major axis (arcseconds)
i: 122.9 Inclination (degrees)
Ω: 165.634 Longitude of ascending node (degrees)
T: 1773.308 Epoch of periastron passage (year)
e: 0.44688 Eccentricity
ω: 158.44 Longitude of periastron (degrees)
Start-Year: 1792.0 Year
End-Year: 2258.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for STT215
Position: 101616.05+174424.6 Epoch-2000 right ascension and declination
WDS-ID: 10163+1744 WDS designation
Discoverer Code: STT215 Discover designation and components
ADS number: 7704 Aitken Double Star catalog
HD number: 88987 HD catalog number
Hipparcos number: 50305 Hipparcos catalog number
V1: 7.25 Magnitude of the primary
V2: 7.46 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for STT215



WDS 6th Orbit including measures of STT215

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


Ephemeris of STT215
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     1.484    174.3
-------------------------
1792.0     0.608    335.4
1793.0     0.607    334.3
1794.0     0.607    333.1
1795.0     0.606    332.0
1796.0     0.605    330.9
1797.0     0.603    329.7
1798.0     0.602    328.6
1799.0     0.600    327.4
1800.0     0.598    326.2
1801.0     0.596    325.1
1802.0     0.593    323.9
1803.0     0.591    322.7
1804.0     0.588    321.5
1805.0     0.586    320.3
1806.0     0.583    319.0
1807.0     0.580    317.8
1808.0     0.577    316.6
1809.0     0.574    315.3
1810.0     0.571    314.0
1811.0     0.568    312.7
1812.0     0.565    311.4
1813.0     0.562    310.1
1814.0     0.559    308.8
1815.0     0.556    307.4
1816.0     0.553    306.1
1817.0     0.550    304.7
1818.0     0.547    303.3
1819.0     0.544    301.9
1820.0     0.542    300.5
1821.0     0.539    299.0
1822.0     0.537    297.6
1823.0     0.535    296.1
1824.0     0.532    294.7
1825.0     0.531    293.2
1826.0     0.529    291.7
1827.0     0.527    290.2
1828.0     0.526    288.7
1829.0     0.525    287.2
1830.0     0.523    285.7
1831.0     0.523    284.1
1832.0     0.522    282.6
1833.0     0.522    281.1
1834.0     0.521    279.5
1835.0     0.521    278.0
1836.0     0.522    276.4
1837.0     0.522    274.9
1838.0     0.523    273.4
1839.0     0.524    271.9
1840.0     0.525    270.3
1841.0     0.527    268.8
1842.0     0.528    267.3
1843.0     0.530    265.8
1844.0     0.532    264.3
1845.0     0.535    262.9
1846.0     0.537    261.4
1847.0     0.540    260.0
1848.0     0.543    258.6
1849.0     0.546    257.1
1850.0     0.550    255.8
1851.0     0.553    254.4
1852.0     0.557    253.0
1853.0     0.561    251.7
1854.0     0.566    250.4
1855.0     0.570    249.1
1856.0     0.575    247.8
1857.0     0.580    246.5
1858.0     0.584    245.3
1859.0     0.590    244.1
1860.0     0.595    242.9
1861.0     0.600    241.7
1862.0     0.606    240.6
1863.0     0.612    239.5
1864.0     0.618    238.3
1865.0     0.624    237.3
1866.0     0.630    236.2
1867.0     0.636    235.1
1868.0     0.642    234.1
1869.0     0.649    233.1
1870.0     0.655    232.1
1871.0     0.662    231.2
1872.0     0.669    230.2
1873.0     0.675    229.3
1874.0     0.682    228.4
1875.0     0.689    227.5
1876.0     0.696    226.6
1877.0     0.703    225.8
1878.0     0.710    224.9
1879.0     0.718    224.1
1880.0     0.725    223.3
1881.0     0.732    222.5
1882.0     0.740    221.8
1883.0     0.747    221.0
1884.0     0.754    220.3
1885.0     0.762    219.5
1886.0     0.769    218.8
1887.0     0.777    218.1
1888.0     0.785    217.4
1889.0     0.792    216.8
1890.0     0.800    216.1
1891.0     0.807    215.5
1892.0     0.815    214.8
1893.0     0.823    214.2
1894.0     0.830    213.6
1895.0     0.838    213.0
1896.0     0.846    212.4
1897.0     0.853    211.8
1898.0     0.861    211.2
1899.0     0.868    210.7
1900.0     0.876    210.1
1901.0     0.884    209.6
1902.0     0.891    209.1
1903.0     0.899    208.5
1904.0     0.907    208.0
1905.0     0.914    207.5
1906.0     0.922    207.0
1907.0     0.929    206.5
1908.0     0.937    206.1
1909.0     0.944    205.6
1910.0     0.952    205.1
1911.0     0.959    204.7
1912.0     0.967    204.2
1913.0     0.974    203.8
1914.0     0.982    203.3
1915.0     0.989    202.9
1916.0     0.996    202.5
1917.0     1.003    202.1
1918.0     1.011    201.6
1919.0     1.018    201.2
1920.0     1.025    200.8
1921.0     1.032    200.4
1922.0     1.039    200.1
1923.0     1.047    199.7
1924.0     1.054    199.3
1925.0     1.061    198.9
1926.0     1.068    198.6
1927.0     1.075    198.2
1928.0     1.081    197.8
1929.0     1.088    197.5
1930.0     1.095    197.1
1931.0     1.102    196.8
1932.0     1.109    196.4
1933.0     1.115    196.1
1934.0     1.122    195.8
1935.0     1.128    195.4
1936.0     1.135    195.1
1937.0     1.142    194.8
1938.0     1.148    194.5
1939.0     1.154    194.1
1940.0     1.161    193.8
1941.0     1.167    193.5
1942.0     1.173    193.2
1943.0     1.179    192.9
1944.0     1.186    192.6
1945.0     1.192    192.3
1946.0     1.198    192.0
1947.0     1.204    191.7
1948.0     1.210    191.5
1949.0     1.216    191.2
1950.0     1.221    190.9
1951.0     1.227    190.6
1952.0     1.233    190.3
1953.0     1.239    190.1
1954.0     1.244    189.8
1955.0     1.250    189.5
1956.0     1.255    189.3
1957.0     1.261    189.0
1958.0     1.266    188.7
1959.0     1.271    188.5
1960.0     1.277    188.2
1961.0     1.282    188.0
1962.0     1.287    187.7
1963.0     1.292    187.4
1964.0     1.297    187.2
1965.0     1.302    186.9
1966.0     1.307    186.7
1967.0     1.312    186.5
1968.0     1.317    186.2
1969.0     1.322    186.0
1970.0     1.326    185.7
1971.0     1.331    185.5
1972.0     1.335    185.3
1973.0     1.340    185.0
1974.0     1.344    184.8
1975.0     1.349    184.6
1976.0     1.353    184.3
1977.0     1.357    184.1
1978.0     1.362    183.9
1979.0     1.366    183.7
1980.0     1.370    183.4
1981.0     1.374    183.2
1982.0     1.378    183.0
1983.0     1.382    182.8
1984.0     1.385    182.6
1985.0     1.389    182.3
1986.0     1.393    182.1
1987.0     1.396    181.9
1988.0     1.400    181.7
1989.0     1.403    181.5
1990.0     1.407    181.3
1991.0     1.410    181.1
1992.0     1.414    180.9
1993.0     1.417    180.6
1994.0     1.420    180.4
1995.0     1.423    180.2
1996.0     1.426    180.0
1997.0     1.429    179.8
1998.0     1.432    179.6
1999.0     1.435    179.4
2000.0     1.437    179.2
2001.0     1.440    179.0
2002.0     1.443    178.8
2003.0     1.445    178.6
2004.0     1.448    178.4
2005.0     1.450    178.2
2006.0     1.453    178.0
2007.0     1.455    177.8
2008.0     1.457    177.6
2009.0     1.459    177.4
2010.0     1.461    177.2
2011.0     1.463    177.0
2012.0     1.465    176.8
2013.0     1.467    176.6
2014.0     1.469    176.4
2015.0     1.471    176.2
2016.0     1.472    176.1
2017.0     1.474    175.9
2018.0     1.475    175.7
2019.0     1.477    175.5
2020.0     1.478    175.3
2021.0     1.479    175.1
2022.0     1.481    174.9
2023.0     1.482    174.7
2024.0     1.483    174.5
2025.0     1.484    174.3
2026.0     1.485    174.1
2027.0     1.486    174.0
2028.0     1.486    173.8
2029.0     1.487    173.6
2030.0     1.488    173.4
2031.0     1.488    173.2
2032.0     1.489    173.0
2033.0     1.489    172.8
2034.0     1.490    172.6
2035.0     1.490    172.4
2036.0     1.490    172.3
2037.0     1.490    172.1
2038.0     1.490    171.9
2039.0     1.490    171.7
2040.0     1.490    171.5
2041.0     1.490    171.3
2042.0     1.489    171.1
2043.0     1.489    170.9
2044.0     1.489    170.7
2045.0     1.488    170.6
2046.0     1.488    170.4
2047.0     1.487    170.2
2048.0     1.486    170.0
2049.0     1.485    169.8
2050.0     1.485    169.6
2051.0     1.484    169.4
2052.0     1.482    169.2
2053.0     1.481    169.0
2054.0     1.480    168.8
2055.0     1.479    168.7
2056.0     1.477    168.5
2057.0     1.476    168.3
2058.0     1.474    168.1
2059.0     1.473    167.9
2060.0     1.471    167.7
2061.0     1.469    167.5
2062.0     1.468    167.3
2063.0     1.466    167.1
2064.0     1.464    166.9
2065.0     1.461    166.7
2066.0     1.459    166.5
2067.0     1.457    166.3
2068.0     1.455    166.1
2069.0     1.452    165.9
2070.0     1.450    165.7
2071.0     1.447    165.5
2072.0     1.444    165.3
2073.0     1.442    165.1
2074.0     1.439    164.9
2075.0     1.436    164.7
2076.0     1.433    164.5
2077.0     1.430    164.3
2078.0     1.427    164.1
2079.0     1.423    163.9
2080.0     1.420    163.7
2081.0     1.416    163.5
2082.0     1.413    163.3
2083.0     1.409    163.1
2084.0     1.405    162.9
2085.0     1.402    162.7
2086.0     1.398    162.4
2087.0     1.394    162.2
2088.0     1.390    162.0
2089.0     1.386    161.8
2090.0     1.381    161.6
2091.0     1.377    161.4
2092.0     1.373    161.1
2093.0     1.368    160.9
2094.0     1.363    160.7
2095.0     1.359    160.5
2096.0     1.354    160.2
2097.0     1.349    160.0
2098.0     1.344    159.8
2099.0     1.339    159.5
2100.0     1.334    159.3
2101.0     1.329    159.1
2102.0     1.323    158.8
2103.0     1.318    158.6
2104.0     1.312    158.4
2105.0     1.307    158.1
2106.0     1.301    157.9
2107.0     1.295    157.6
2108.0     1.289    157.4
2109.0     1.283    157.1
2110.0     1.277    156.9
2111.0     1.271    156.6
2112.0     1.265    156.3
2113.0     1.258    156.1
2114.0     1.252    155.8
2115.0     1.245    155.5
2116.0     1.238    155.3
2117.0     1.232    155.0
2118.0     1.225    154.7
2119.0     1.218    154.4
2120.0     1.211    154.2
2121.0     1.204    153.9
2122.0     1.196    153.6
2123.0     1.189    153.3
2124.0     1.182    153.0
2125.0     1.174    152.7
2126.0     1.166    152.4
2127.0     1.159    152.1
2128.0     1.151    151.8
2129.0     1.143    151.4
2130.0     1.135    151.1
2131.0     1.127    150.8
2132.0     1.119    150.5
2133.0     1.110    150.1
2134.0     1.102    149.8
2135.0     1.093    149.4
2136.0     1.085    149.1
2137.0     1.076    148.7
2138.0     1.067    148.4
2139.0     1.058    148.0
2140.0     1.049    147.6
2141.0     1.040    147.2
2142.0     1.031    146.8
2143.0     1.022    146.4
2144.0     1.012    146.0
2145.0     1.003    145.6
2146.0     0.993    145.2
2147.0     0.984    144.8
2148.0     0.974    144.3
2149.0     0.964    143.9
2150.0     0.954    143.4
2151.0     0.944    143.0
2152.0     0.934    142.5
2153.0     0.924    142.0
2154.0     0.913    141.5
2155.0     0.903    141.0
2156.0     0.892    140.5
2157.0     0.882    140.0
2158.0     0.871    139.4
2159.0     0.861    138.9
2160.0     0.850    138.3
2161.0     0.839    137.7
2162.0     0.828    137.1
2163.0     0.817    136.5
2164.0     0.806    135.9
2165.0     0.795    135.2
2166.0     0.784    134.5
2167.0     0.773    133.8
2168.0     0.761    133.1
2169.0     0.750    132.4
2170.0     0.739    131.6
2171.0     0.727    130.9
2172.0     0.716    130.1
2173.0     0.704    129.2
2174.0     0.693    128.4
2175.0     0.681    127.5
2176.0     0.670    126.6
2177.0     0.658    125.6
2178.0     0.647    124.6
2179.0     0.635    123.6
2180.0     0.624    122.6
2181.0     0.612    121.5
2182.0     0.601    120.3
2183.0     0.590    119.2
2184.0     0.579    117.9
2185.0     0.568    116.7
2186.0     0.557    115.3
2187.0     0.546    114.0
2188.0     0.535    112.5
2189.0     0.524    111.0
2190.0     0.514    109.5
2191.0     0.504    107.9
2192.0     0.494    106.2
2193.0     0.484    104.4
2194.0     0.475    102.6
2195.0     0.466    100.7
2196.0     0.457     98.8
2197.0     0.448     96.7
2198.0     0.440     94.6
2199.0     0.433     92.4
2200.0     0.426     90.1
2201.0     0.419     87.8
2202.0     0.413     85.4
2203.0     0.407     82.9
2204.0     0.402     80.3
2205.0     0.398     77.7
2206.0     0.394     75.1
2207.0     0.391     72.4
2208.0     0.389     69.6
2209.0     0.387     66.8
2210.0     0.386     64.0
2211.0     0.385     61.2
2212.0     0.386     58.4
2213.0     0.387     55.6
2214.0     0.388     52.8
2215.0     0.390     50.0
2216.0     0.393     47.3
2217.0     0.397     44.6
2218.0     0.401     42.0
2219.0     0.405     39.4
2220.0     0.410     36.9
2221.0     0.416     34.5
2222.0     0.422     32.1
2223.0     0.428     29.8
2224.0     0.434     27.5
2225.0     0.441     25.3
2226.0     0.448     23.2
2227.0     0.455     21.2
2228.0     0.463     19.2
2229.0     0.470     17.3
2230.0     0.478     15.4
2231.0     0.485     13.6
2232.0     0.493     11.9
2233.0     0.500     10.2
2234.0     0.508      8.5
2235.0     0.515      6.9
2236.0     0.522      5.4
2237.0     0.529      3.8
2238.0     0.536      2.4
2239.0     0.542      0.9
2240.0     0.549    359.5
2241.0     0.555    358.2
2242.0     0.560    356.8
2243.0     0.566    355.5
2244.0     0.571    354.2
2245.0     0.576    352.9
2246.0     0.580    351.7
2247.0     0.585    350.4
2248.0     0.588    349.2
2249.0     0.592    348.0
2250.0     0.595    346.8
2251.0     0.598    345.7
2252.0     0.600    344.5
2253.0     0.602    343.3
2254.0     0.604    342.2
2255.0     0.606    341.1
2256.0     0.607    339.9
2257.0     0.607    338.8






Disclaimer
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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