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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 18:22:11

Orbital Elements for STT278
WDS: STT278 WDS ID/Discoverer
P: 506.770 Orbital period (years)
a: 0.518 Semi-major axis (arcseconds)
i: 149.9 Inclination (degrees)
Ω: 8.5 Longitude of ascending node (degrees)
T: 1948.420 Epoch of periastron passage (year)
e: 0.434 Eccentricity
ω: 355.7 Longitude of periastron (degrees)
Start-Year: 1772.0 Year
End-Year: 2278.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for STT278
Position: 141214.66+441122.5 Epoch-2000 right ascension and declination
WDS-ID: 14122+4411 WDS designation
Discoverer Code: STT278 Discover designation and components
ADS number: 9159 Aitken Double Star catalog
HD number: 124399 HD catalog number
Hipparcos number: 69388 Hipparcos catalog number
V1: 8.43 Magnitude of the primary
V2: 8.76 Magnitude of the secondary
Equinox: Equinox
Date: 2007 Date of last observation
Orbit grade: 3 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for STT278



WDS 6th Orbit including measures of STT278

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


Ephemeris of STT278
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.413    266.0
-------------------------
1772.0     0.682    170.3
1773.0     0.680    170.0
1774.0     0.678    169.7
1775.0     0.677    169.3
1776.0     0.675    169.0
1777.0     0.673    168.7
1778.0     0.671    168.4
1779.0     0.669    168.0
1780.0     0.668    167.7
1781.0     0.666    167.4
1782.0     0.664    167.0
1783.0     0.662    166.7
1784.0     0.660    166.3
1785.0     0.658    166.0
1786.0     0.656    165.7
1787.0     0.654    165.3
1788.0     0.652    165.0
1789.0     0.650    164.6
1790.0     0.648    164.3
1791.0     0.646    163.9
1792.0     0.644    163.6
1793.0     0.642    163.2
1794.0     0.640    162.8
1795.0     0.638    162.5
1796.0     0.635    162.1
1797.0     0.633    161.7
1798.0     0.631    161.4
1799.0     0.629    161.0
1800.0     0.626    160.6
1801.0     0.624    160.2
1802.0     0.622    159.8
1803.0     0.619    159.5
1804.0     0.617    159.1
1805.0     0.615    158.7
1806.0     0.612    158.3
1807.0     0.610    157.9
1808.0     0.607    157.5
1809.0     0.605    157.1
1810.0     0.603    156.7
1811.0     0.600    156.3
1812.0     0.597    155.8
1813.0     0.595    155.4
1814.0     0.592    155.0
1815.0     0.590    154.6
1816.0     0.587    154.2
1817.0     0.585    153.7
1818.0     0.582    153.3
1819.0     0.579    152.8
1820.0     0.577    152.4
1821.0     0.574    152.0
1822.0     0.571    151.5
1823.0     0.568    151.0
1824.0     0.566    150.6
1825.0     0.563    150.1
1826.0     0.560    149.6
1827.0     0.557    149.2
1828.0     0.554    148.7
1829.0     0.552    148.2
1830.0     0.549    147.7
1831.0     0.546    147.2
1832.0     0.543    146.7
1833.0     0.540    146.2
1834.0     0.537    145.7
1835.0     0.534    145.2
1836.0     0.531    144.6
1837.0     0.528    144.1
1838.0     0.525    143.6
1839.0     0.522    143.0
1840.0     0.519    142.5
1841.0     0.516    141.9
1842.0     0.513    141.4
1843.0     0.510    140.8
1844.0     0.507    140.2
1845.0     0.504    139.7
1846.0     0.501    139.1
1847.0     0.498    138.5
1848.0     0.494    137.9
1849.0     0.491    137.3
1850.0     0.488    136.6
1851.0     0.485    136.0
1852.0     0.482    135.4
1853.0     0.479    134.7
1854.0     0.475    134.1
1855.0     0.472    133.4
1856.0     0.469    132.7
1857.0     0.466    132.1
1858.0     0.463    131.4
1859.0     0.459    130.7
1860.0     0.456    130.0
1861.0     0.453    129.2
1862.0     0.450    128.5
1863.0     0.446    127.8
1864.0     0.443    127.0
1865.0     0.440    126.3
1866.0     0.437    125.5
1867.0     0.433    124.7
1868.0     0.430    123.9
1869.0     0.427    123.1
1870.0     0.424    122.3
1871.0     0.421    121.4
1872.0     0.417    120.6
1873.0     0.414    119.7
1874.0     0.411    118.9
1875.0     0.408    118.0
1876.0     0.405    117.1
1877.0     0.402    116.2
1878.0     0.398    115.2
1879.0     0.395    114.3
1880.0     0.392    113.3
1881.0     0.389    112.4
1882.0     0.386    111.4
1883.0     0.383    110.4
1884.0     0.380    109.3
1885.0     0.377    108.3
1886.0     0.374    107.3
1887.0     0.371    106.2
1888.0     0.368    105.1
1889.0     0.365    104.0
1890.0     0.363    102.9
1891.0     0.360    101.7
1892.0     0.357    100.6
1893.0     0.354     99.4
1894.0     0.352     98.2
1895.0     0.349     97.0
1896.0     0.346     95.8
1897.0     0.344     94.5
1898.0     0.341     93.3
1899.0     0.339     92.0
1900.0     0.337     90.7
1901.0     0.334     89.3
1902.0     0.332     88.0
1903.0     0.330     86.7
1904.0     0.327     85.3
1905.0     0.325     83.9
1906.0     0.323     82.5
1907.0     0.321     81.0
1908.0     0.319     79.6
1909.0     0.318     78.1
1910.0     0.316     76.6
1911.0     0.314     75.1
1912.0     0.312     73.6
1913.0     0.311     72.1
1914.0     0.309     70.6
1915.0     0.308     69.0
1916.0     0.306     67.4
1917.0     0.305     65.8
1918.0     0.304     64.2
1919.0     0.303     62.6
1920.0     0.302     61.0
1921.0     0.301     59.3
1922.0     0.300     57.7
1923.0     0.299     56.0
1924.0     0.298     54.4
1925.0     0.297     52.7
1926.0     0.296     51.0
1927.0     0.296     49.3
1928.0     0.295     47.6
1929.0     0.295     45.9
1930.0     0.294     44.2
1931.0     0.294     42.5
1932.0     0.293     40.7
1933.0     0.293     39.0
1934.0     0.293     37.3
1935.0     0.293     35.5
1936.0     0.292     33.8
1937.0     0.292     32.1
1938.0     0.292     30.3
1939.0     0.292     28.6
1940.0     0.292     26.9
1941.0     0.292     25.1
1942.0     0.292     23.4
1943.0     0.292     21.6
1944.0     0.292     19.9
1945.0     0.292     18.2
1946.0     0.293     16.4
1947.0     0.293     14.7
1948.0     0.293     12.9
1949.0     0.293     11.2
1950.0     0.293      9.5
1951.0     0.294      7.8
1952.0     0.294      6.0
1953.0     0.294      4.3
1954.0     0.294      2.6
1955.0     0.295      0.9
1956.0     0.295    359.2
1957.0     0.295    357.5
1958.0     0.296    355.8
1959.0     0.296    354.1
1960.0     0.296    352.4
1961.0     0.297    350.7
1962.0     0.297    349.0
1963.0     0.298    347.3
1964.0     0.298    345.7
1965.0     0.299    344.0
1966.0     0.299    342.3
1967.0     0.300    340.7
1968.0     0.301    339.0
1969.0     0.301    337.4
1970.0     0.302    335.8
1971.0     0.303    334.1
1972.0     0.304    332.5
1973.0     0.305    330.9
1974.0     0.305    329.3
1975.0     0.306    327.7
1976.0     0.307    326.2
1977.0     0.308    324.6
1978.0     0.309    323.0
1979.0     0.311    321.5
1980.0     0.312    320.0
1981.0     0.313    318.4
1982.0     0.314    316.9
1983.0     0.316    315.4
1984.0     0.317    313.9
1985.0     0.318    312.5
1986.0     0.320    311.0
1987.0     0.322    309.6
1988.0     0.323    308.1
1989.0     0.325    306.7
1990.0     0.327    305.3
1991.0     0.328    303.9
1992.0     0.330    302.6
1993.0     0.332    301.2
1994.0     0.334    299.9
1995.0     0.336    298.5
1996.0     0.338    297.2
1997.0     0.340    295.9
1998.0     0.342    294.7
1999.0     0.344    293.4
2000.0     0.347    292.2
2001.0     0.349    290.9
2002.0     0.351    289.7
2003.0     0.353    288.5
2004.0     0.356    287.3
2005.0     0.358    286.2
2006.0     0.361    285.0
2007.0     0.363    283.9
2008.0     0.366    282.8
2009.0     0.368    281.7
2010.0     0.371    280.6
2011.0     0.373    279.5
2012.0     0.376    278.4
2013.0     0.379    277.4
2014.0     0.382    276.4
2015.0     0.384    275.4
2016.0     0.387    274.4
2017.0     0.390    273.4
2018.0     0.393    272.4
2019.0     0.395    271.4
2020.0     0.398    270.5
2021.0     0.401    269.6
2022.0     0.404    268.7
2023.0     0.407    267.8
2024.0     0.410    266.9
2025.0     0.413    266.0
2026.0     0.416    265.1
2027.0     0.419    264.3
2028.0     0.422    263.4
2029.0     0.425    262.6
2030.0     0.428    261.8
2031.0     0.431    261.0
2032.0     0.434    260.2
2033.0     0.437    259.4
2034.0     0.440    258.6
2035.0     0.443    257.8
2036.0     0.446    257.1
2037.0     0.449    256.4
2038.0     0.452    255.6
2039.0     0.455    254.9
2040.0     0.458    254.2
2041.0     0.461    253.5
2042.0     0.464    252.8
2043.0     0.467    252.1
2044.0     0.470    251.4
2045.0     0.473    250.8
2046.0     0.476    250.1
2047.0     0.479    249.4
2048.0     0.482    248.8
2049.0     0.485    248.2
2050.0     0.488    247.5
2051.0     0.491    246.9
2052.0     0.494    246.3
2053.0     0.497    245.7
2054.0     0.500    245.1
2055.0     0.503    244.5
2056.0     0.506    243.9
2057.0     0.509    243.3
2058.0     0.512    242.8
2059.0     0.514    242.2
2060.0     0.517    241.6
2061.0     0.520    241.1
2062.0     0.523    240.5
2063.0     0.526    240.0
2064.0     0.529    239.5
2065.0     0.532    238.9
2066.0     0.535    238.4
2067.0     0.537    237.9
2068.0     0.540    237.4
2069.0     0.543    236.9
2070.0     0.546    236.4
2071.0     0.548    235.9
2072.0     0.551    235.4
2073.0     0.554    234.9
2074.0     0.557    234.4
2075.0     0.559    234.0
2076.0     0.562    233.5
2077.0     0.565    233.0
2078.0     0.567    232.5
2079.0     0.570    232.1
2080.0     0.573    231.6
2081.0     0.575    231.2
2082.0     0.578    230.7
2083.0     0.580    230.3
2084.0     0.583    229.9
2085.0     0.586    229.4
2086.0     0.588    229.0
2087.0     0.591    228.6
2088.0     0.593    228.1
2089.0     0.596    227.7
2090.0     0.598    227.3
2091.0     0.600    226.9
2092.0     0.603    226.5
2093.0     0.605    226.1
2094.0     0.608    225.7
2095.0     0.610    225.3
2096.0     0.612    224.9
2097.0     0.615    224.5
2098.0     0.617    224.1
2099.0     0.619    223.7
2100.0     0.621    223.3
2101.0     0.624    222.9
2102.0     0.626    222.5
2103.0     0.628    222.2
2104.0     0.630    221.8
2105.0     0.633    221.4
2106.0     0.635    221.0
2107.0     0.637    220.7
2108.0     0.639    220.3
2109.0     0.641    219.9
2110.0     0.643    219.6
2111.0     0.645    219.2
2112.0     0.647    218.9
2113.0     0.649    218.5
2114.0     0.651    218.2
2115.0     0.653    217.8
2116.0     0.655    217.5
2117.0     0.657    217.1
2118.0     0.659    216.8
2119.0     0.661    216.4
2120.0     0.663    216.1
2121.0     0.664    215.8
2122.0     0.666    215.4
2123.0     0.668    215.1
2124.0     0.670    214.8
2125.0     0.672    214.4
2126.0     0.673    214.1
2127.0     0.675    213.8
2128.0     0.677    213.5
2129.0     0.678    213.1
2130.0     0.680    212.8
2131.0     0.682    212.5
2132.0     0.683    212.2
2133.0     0.685    211.9
2134.0     0.687    211.5
2135.0     0.688    211.2
2136.0     0.690    210.9
2137.0     0.691    210.6
2138.0     0.693    210.3
2139.0     0.694    210.0
2140.0     0.695    209.7
2141.0     0.697    209.4
2142.0     0.698    209.1
2143.0     0.700    208.8
2144.0     0.701    208.5
2145.0     0.702    208.1
2146.0     0.704    207.8
2147.0     0.705    207.5
2148.0     0.706    207.2
2149.0     0.707    207.0
2150.0     0.709    206.7
2151.0     0.710    206.4
2152.0     0.711    206.1
2153.0     0.712    205.8
2154.0     0.713    205.5
2155.0     0.715    205.2
2156.0     0.716    204.9
2157.0     0.717    204.6
2158.0     0.718    204.3
2159.0     0.719    204.0
2160.0     0.720    203.7
2161.0     0.721    203.5
2162.0     0.722    203.2
2163.0     0.723    202.9
2164.0     0.724    202.6
2165.0     0.724    202.3
2166.0     0.725    202.0
2167.0     0.726    201.8
2168.0     0.727    201.5
2169.0     0.728    201.2
2170.0     0.729    200.9
2171.0     0.729    200.6
2172.0     0.730    200.4
2173.0     0.731    200.1
2174.0     0.732    199.8
2175.0     0.732    199.5
2176.0     0.733    199.2
2177.0     0.734    199.0
2178.0     0.734    198.7
2179.0     0.735    198.4
2180.0     0.735    198.1
2181.0     0.736    197.9
2182.0     0.736    197.6
2183.0     0.737    197.3
2184.0     0.737    197.0
2185.0     0.738    196.8
2186.0     0.738    196.5
2187.0     0.739    196.2
2188.0     0.739    196.0
2189.0     0.739    195.7
2190.0     0.740    195.4
2191.0     0.740    195.1
2192.0     0.740    194.9
2193.0     0.741    194.6
2194.0     0.741    194.3
2195.0     0.741    194.1
2196.0     0.741    193.8
2197.0     0.742    193.5
2198.0     0.742    193.2
2199.0     0.742    193.0
2200.0     0.742    192.7
2201.0     0.742    192.4
2202.0     0.742    192.2
2203.0     0.742    191.9
2204.0     0.742    191.6
2205.0     0.742    191.4
2206.0     0.742    191.1
2207.0     0.742    190.8
2208.0     0.742    190.6
2209.0     0.742    190.3
2210.0     0.742    190.0
2211.0     0.742    189.7
2212.0     0.742    189.5
2213.0     0.742    189.2
2214.0     0.742    188.9
2215.0     0.741    188.7
2216.0     0.741    188.4
2217.0     0.741    188.1
2218.0     0.741    187.9
2219.0     0.740    187.6
2220.0     0.740    187.3
2221.0     0.740    187.0
2222.0     0.739    186.8
2223.0     0.739    186.5
2224.0     0.738    186.2
2225.0     0.738    185.9
2226.0     0.738    185.7
2227.0     0.737    185.4
2228.0     0.737    185.1
2229.0     0.736    184.9
2230.0     0.736    184.6
2231.0     0.735    184.3
2232.0     0.734    184.0
2233.0     0.734    183.8
2234.0     0.733    183.5
2235.0     0.732    183.2
2236.0     0.732    182.9
2237.0     0.731    182.6
2238.0     0.730    182.4
2239.0     0.730    182.1
2240.0     0.729    181.8
2241.0     0.728    181.5
2242.0     0.727    181.3
2243.0     0.726    181.0
2244.0     0.726    180.7
2245.0     0.725    180.4
2246.0     0.724    180.1
2247.0     0.723    179.8
2248.0     0.722    179.6
2249.0     0.721    179.3
2250.0     0.720    179.0
2251.0     0.719    178.7
2252.0     0.718    178.4
2253.0     0.717    178.1
2254.0     0.716    177.8
2255.0     0.715    177.5
2256.0     0.713    177.2
2257.0     0.712    177.0
2258.0     0.711    176.7
2259.0     0.710    176.4
2260.0     0.709    176.1
2261.0     0.707    175.8
2262.0     0.706    175.5
2263.0     0.705    175.2
2264.0     0.704    174.9
2265.0     0.702    174.6
2266.0     0.701    174.3
2267.0     0.700    174.0
2268.0     0.698    173.7
2269.0     0.697    173.4
2270.0     0.695    173.1
2271.0     0.694    172.7
2272.0     0.692    172.4
2273.0     0.691    172.1
2274.0     0.689    171.8
2275.0     0.688    171.5
2276.0     0.686    171.2
2277.0     0.684    170.9






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.


www.stella-vega.de