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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:27:36
WDS:
STT150
WDS ID/Discoverer
P:
231.900
Orbital period (years)
a:
0.301
Semi-major axis (arcseconds)
i:
100.8
Inclination (degrees)
Ω:
17.5
Longitude of ascending node (degrees)
T:
1982.200
Epoch of periastron passage (year)
e:
0.731
Eccentricity
ω:
247.7
Longitude of periastron (degrees)
Start-Year:
1910.0
Year
End-Year:
2140.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
063920.27+420016.6
Epoch-2000 right ascension and declination
WDS-ID:
06393+4200
WDS designation
Discoverer Code:
STT150
Discover designation and components
ADS number:
5280
Aitken Double Star catalog
HD number:
47193
HD catalog number
Hipparcos number:
31834
Hipparcos catalog number
V1:
8.13
Magnitude of the primary
V2:
8.78
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2008
Date of last observation
Orbit grade:
3
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
n
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.301 10.0
-------------------------
1910.0 0.099 315.5
1911.0 0.097 313.6
1912.0 0.095 311.7
1913.0 0.093 309.6
1914.0 0.091 307.5
1915.0 0.089 305.3
1916.0 0.088 303.0
1917.0 0.086 300.6
1918.0 0.085 298.1
1919.0 0.084 295.6
1920.0 0.083 293.0
1921.0 0.082 290.4
1922.0 0.081 287.7
1923.0 0.081 284.9
1924.0 0.080 282.1
1925.0 0.080 279.3
1926.0 0.080 276.5
1927.0 0.080 273.7
1928.0 0.080 270.9
1929.0 0.081 268.2
1930.0 0.082 265.4
1931.0 0.082 262.7
1932.0 0.083 260.1
1933.0 0.084 257.6
1934.0 0.086 255.1
1935.0 0.087 252.6
1936.0 0.088 250.3
1937.0 0.090 248.0
1938.0 0.092 245.9
1939.0 0.093 243.7
1940.0 0.095 241.7
1941.0 0.097 239.8
1942.0 0.099 237.9
1943.0 0.101 236.1
1944.0 0.103 234.4
1945.0 0.105 232.7
1946.0 0.108 231.2
1947.0 0.110 229.6
1948.0 0.112 228.2
1949.0 0.114 226.8
1950.0 0.116 225.4
1951.0 0.118 224.1
1952.0 0.121 222.8
1953.0 0.123 221.6
1954.0 0.125 220.5
1955.0 0.127 219.3
1956.0 0.129 218.2
1957.0 0.130 217.1
1958.0 0.132 216.1
1959.0 0.134 215.1
1960.0 0.135 214.1
1961.0 0.137 213.1
1962.0 0.138 212.2
1963.0 0.139 211.2
1964.0 0.140 210.3
1965.0 0.140 209.4
1966.0 0.140 208.5
1967.0 0.140 207.6
1968.0 0.140 206.6
1969.0 0.139 205.7
1970.0 0.138 204.8
1971.0 0.136 203.8
1972.0 0.133 202.8
1973.0 0.130 201.8
1974.0 0.125 200.7
1975.0 0.120 199.5
1976.0 0.113 198.2
1977.0 0.105 196.6
1978.0 0.095 194.9
1979.0 0.083 192.6
1980.0 0.070 189.5
1981.0 0.054 184.8
1982.0 0.037 175.8
1983.0 0.021 152.6
1984.0 0.017 90.3
1985.0 0.029 50.5
1986.0 0.047 37.3
1987.0 0.064 31.3
1988.0 0.080 27.8
1989.0 0.096 25.5
1990.0 0.110 23.8
1991.0 0.124 22.5
1992.0 0.136 21.4
1993.0 0.148 20.5
1994.0 0.159 19.7
1995.0 0.169 19.1
1996.0 0.178 18.5
1997.0 0.187 17.9
1998.0 0.195 17.4
1999.0 0.203 17.0
2000.0 0.210 16.6
2001.0 0.217 16.2
2002.0 0.223 15.8
2003.0 0.230 15.4
2004.0 0.235 15.1
2005.0 0.241 14.8
2006.0 0.246 14.5
2007.0 0.250 14.2
2008.0 0.255 13.9
2009.0 0.259 13.6
2010.0 0.263 13.4
2011.0 0.267 13.1
2012.0 0.271 12.9
2013.0 0.274 12.6
2014.0 0.277 12.4
2015.0 0.280 12.2
2016.0 0.283 11.9
2017.0 0.285 11.7
2018.0 0.288 11.5
2019.0 0.290 11.3
2020.0 0.292 11.1
2021.0 0.294 10.9
2022.0 0.296 10.6
2023.0 0.298 10.4
2024.0 0.299 10.2
2025.0 0.301 10.0
2026.0 0.302 9.8
2027.0 0.303 9.6
2028.0 0.304 9.5
2029.0 0.305 9.3
2030.0 0.306 9.1
2031.0 0.307 8.9
2032.0 0.308 8.7
2033.0 0.308 8.5
2034.0 0.309 8.3
2035.0 0.309 8.1
2036.0 0.309 7.9
2037.0 0.310 7.7
2038.0 0.310 7.6
2039.0 0.310 7.4
2040.0 0.310 7.2
2041.0 0.310 7.0
2042.0 0.310 6.8
2043.0 0.309 6.6
2044.0 0.309 6.4
2045.0 0.309 6.2
2046.0 0.308 6.1
2047.0 0.308 5.9
2048.0 0.307 5.7
2049.0 0.306 5.5
2050.0 0.306 5.3
2051.0 0.305 5.1
2052.0 0.304 4.9
2053.0 0.303 4.7
2054.0 0.302 4.5
2055.0 0.301 4.3
2056.0 0.300 4.1
2057.0 0.299 3.9
2058.0 0.298 3.7
2059.0 0.297 3.5
2060.0 0.295 3.3
2061.0 0.294 3.1
2062.0 0.293 2.9
2063.0 0.291 2.7
2064.0 0.290 2.5
2065.0 0.288 2.2
2066.0 0.287 2.0
2067.0 0.285 1.8
2068.0 0.283 1.6
2069.0 0.282 1.4
2070.0 0.280 1.1
2071.0 0.278 0.9
2072.0 0.276 0.7
2073.0 0.275 0.4
2074.0 0.273 0.2
2075.0 0.271 359.9
2076.0 0.269 359.7
2077.0 0.267 359.4
2078.0 0.265 359.2
2079.0 0.263 358.9
2080.0 0.261 358.7
2081.0 0.258 358.4
2082.0 0.256 358.1
2083.0 0.254 357.9
2084.0 0.252 357.6
2085.0 0.250 357.3
2086.0 0.247 357.0
2087.0 0.245 356.7
2088.0 0.243 356.4
2089.0 0.240 356.1
2090.0 0.238 355.8
2091.0 0.235 355.5
2092.0 0.233 355.1
2093.0 0.231 354.8
2094.0 0.228 354.5
2095.0 0.225 354.1
2096.0 0.223 353.7
2097.0 0.220 353.4
2098.0 0.218 353.0
2099.0 0.215 352.6
2100.0 0.213 352.2
2101.0 0.210 351.8
2102.0 0.207 351.4
2103.0 0.204 351.0
2104.0 0.202 350.5
2105.0 0.199 350.1
2106.0 0.196 349.6
2107.0 0.194 349.2
2108.0 0.191 348.7
2109.0 0.188 348.2
2110.0 0.185 347.7
2111.0 0.182 347.1
2112.0 0.180 346.6
2113.0 0.177 346.0
2114.0 0.174 345.4
2115.0 0.171 344.8
2116.0 0.168 344.2
2117.0 0.165 343.5
2118.0 0.162 342.9
2119.0 0.160 342.2
2120.0 0.157 341.5
2121.0 0.154 340.7
2122.0 0.151 339.9
2123.0 0.148 339.1
2124.0 0.145 338.3
2125.0 0.142 337.4
2126.0 0.140 336.5
2127.0 0.137 335.6
2128.0 0.134 334.6
2129.0 0.131 333.6
2130.0 0.129 332.5
2131.0 0.126 331.4
2132.0 0.123 330.3
2133.0 0.120 329.0
2134.0 0.118 327.8
2135.0 0.115 326.4
2136.0 0.113 325.1
2137.0 0.110 323.6
2138.0 0.108 322.1
2139.0 0.105 320.5
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 .
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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