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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:44:07
WDS:
RST2597
WDS ID/Discoverer
P:
400.000
Orbital period (years)
a:
0.282
Semi-major axis (arcseconds)
i:
145.9
Inclination (degrees)
Ω:
54.1
Longitude of ascending node (degrees)
T:
1970.380
Epoch of periastron passage (year)
e:
0.707
Eccentricity
ω:
103.7
Longitude of periastron (degrees)
Start-Year:
1825.0
Year
End-Year:
2225.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
085922.78-241212.0
Epoch-2000 right ascension and declination
WDS-ID:
08594-2412
WDS designation
Discoverer Code:
RST2597
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
77073
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
9.5
Magnitude of the primary
V2:
9.6
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2023
Date of last observation
Orbit grade:
5
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.247 180.7
-------------------------
1825.0 0.394 113.5
1826.0 0.393 113.3
1827.0 0.393 113.0
1828.0 0.392 112.7
1829.0 0.392 112.4
1830.0 0.391 112.2
1831.0 0.390 111.9
1832.0 0.390 111.6
1833.0 0.389 111.3
1834.0 0.388 111.1
1835.0 0.388 110.8
1836.0 0.387 110.5
1837.0 0.386 110.2
1838.0 0.386 109.9
1839.0 0.385 109.7
1840.0 0.384 109.4
1841.0 0.383 109.1
1842.0 0.382 108.8
1843.0 0.382 108.5
1844.0 0.381 108.2
1845.0 0.380 107.9
1846.0 0.379 107.6
1847.0 0.378 107.4
1848.0 0.377 107.1
1849.0 0.377 106.8
1850.0 0.376 106.5
1851.0 0.375 106.2
1852.0 0.374 105.9
1853.0 0.373 105.6
1854.0 0.372 105.3
1855.0 0.371 105.0
1856.0 0.370 104.7
1857.0 0.369 104.3
1858.0 0.368 104.0
1859.0 0.367 103.7
1860.0 0.365 103.4
1861.0 0.364 103.1
1862.0 0.363 102.8
1863.0 0.362 102.5
1864.0 0.361 102.1
1865.0 0.360 101.8
1866.0 0.359 101.5
1867.0 0.357 101.2
1868.0 0.356 100.8
1869.0 0.355 100.5
1870.0 0.354 100.2
1871.0 0.352 99.8
1872.0 0.351 99.5
1873.0 0.350 99.2
1874.0 0.348 98.8
1875.0 0.347 98.5
1876.0 0.345 98.1
1877.0 0.344 97.8
1878.0 0.343 97.4
1879.0 0.341 97.0
1880.0 0.340 96.7
1881.0 0.338 96.3
1882.0 0.337 96.0
1883.0 0.335 95.6
1884.0 0.333 95.2
1885.0 0.332 94.8
1886.0 0.330 94.4
1887.0 0.329 94.1
1888.0 0.327 93.7
1889.0 0.325 93.3
1890.0 0.323 92.9
1891.0 0.322 92.5
1892.0 0.320 92.1
1893.0 0.318 91.7
1894.0 0.316 91.2
1895.0 0.314 90.8
1896.0 0.312 90.4
1897.0 0.311 90.0
1898.0 0.309 89.5
1899.0 0.307 89.1
1900.0 0.305 88.6
1901.0 0.303 88.2
1902.0 0.301 87.7
1903.0 0.298 87.2
1904.0 0.296 86.8
1905.0 0.294 86.3
1906.0 0.292 85.8
1907.0 0.290 85.3
1908.0 0.288 84.8
1909.0 0.285 84.3
1910.0 0.283 83.8
1911.0 0.281 83.2
1912.0 0.278 82.7
1913.0 0.276 82.2
1914.0 0.273 81.6
1915.0 0.271 81.0
1916.0 0.268 80.5
1917.0 0.266 79.9
1918.0 0.263 79.3
1919.0 0.260 78.7
1920.0 0.258 78.0
1921.0 0.255 77.4
1922.0 0.252 76.7
1923.0 0.249 76.1
1924.0 0.246 75.4
1925.0 0.243 74.7
1926.0 0.240 74.0
1927.0 0.237 73.2
1928.0 0.234 72.5
1929.0 0.231 71.7
1930.0 0.228 70.9
1931.0 0.225 70.1
1932.0 0.221 69.3
1933.0 0.218 68.4
1934.0 0.215 67.5
1935.0 0.211 66.6
1936.0 0.208 65.6
1937.0 0.204 64.6
1938.0 0.200 63.6
1939.0 0.197 62.5
1940.0 0.193 61.4
1941.0 0.189 60.3
1942.0 0.185 59.1
1943.0 0.181 57.8
1944.0 0.177 56.5
1945.0 0.173 55.1
1946.0 0.168 53.7
1947.0 0.164 52.2
1948.0 0.159 50.6
1949.0 0.155 48.9
1950.0 0.150 47.1
1951.0 0.146 45.2
1952.0 0.141 43.1
1953.0 0.136 40.9
1954.0 0.131 38.6
1955.0 0.126 36.0
1956.0 0.121 33.3
1957.0 0.116 30.3
1958.0 0.111 27.0
1959.0 0.105 23.4
1960.0 0.100 19.5
1961.0 0.095 15.1
1962.0 0.090 10.2
1963.0 0.086 4.8
1964.0 0.081 358.8
1965.0 0.078 352.2
1966.0 0.074 344.9
1967.0 0.072 337.0
1968.0 0.070 328.6
1969.0 0.069 319.9
1970.0 0.069 311.0
1971.0 0.070 302.3
1972.0 0.072 294.0
1973.0 0.075 286.2
1974.0 0.078 279.0
1975.0 0.082 272.3
1976.0 0.086 266.3
1977.0 0.090 260.9
1978.0 0.094 255.9
1979.0 0.099 251.5
1980.0 0.103 247.3
1981.0 0.108 243.6
1982.0 0.112 240.1
1983.0 0.117 236.9
1984.0 0.121 234.0
1985.0 0.125 231.2
1986.0 0.129 228.6
1987.0 0.134 226.2
1988.0 0.138 223.9
1989.0 0.142 221.8
1990.0 0.145 219.7
1991.0 0.149 217.8
1992.0 0.153 215.9
1993.0 0.157 214.2
1994.0 0.160 212.5
1995.0 0.164 210.9
1996.0 0.167 209.4
1997.0 0.170 207.9
1998.0 0.174 206.5
1999.0 0.177 205.1
2000.0 0.180 203.8
2001.0 0.183 202.5
2002.0 0.186 201.3
2003.0 0.189 200.1
2004.0 0.192 199.0
2005.0 0.195 197.9
2006.0 0.198 196.8
2007.0 0.201 195.7
2008.0 0.204 194.7
2009.0 0.207 193.7
2010.0 0.210 192.8
2011.0 0.212 191.8
2012.0 0.215 190.9
2013.0 0.218 190.0
2014.0 0.220 189.1
2015.0 0.223 188.3
2016.0 0.225 187.4
2017.0 0.228 186.6
2018.0 0.230 185.8
2019.0 0.233 185.0
2020.0 0.235 184.3
2021.0 0.237 183.5
2022.0 0.240 182.8
2023.0 0.242 182.1
2024.0 0.244 181.3
2025.0 0.247 180.7
2026.0 0.249 180.0
2027.0 0.251 179.3
2028.0 0.253 178.6
2029.0 0.256 178.0
2030.0 0.258 177.4
2031.0 0.260 176.7
2032.0 0.262 176.1
2033.0 0.264 175.5
2034.0 0.266 174.9
2035.0 0.268 174.3
2036.0 0.270 173.7
2037.0 0.272 173.2
2038.0 0.274 172.6
2039.0 0.276 172.1
2040.0 0.278 171.5
2041.0 0.280 171.0
2042.0 0.282 170.4
2043.0 0.284 169.9
2044.0 0.285 169.4
2045.0 0.287 168.9
2046.0 0.289 168.4
2047.0 0.291 167.9
2048.0 0.293 167.4
2049.0 0.294 166.9
2050.0 0.296 166.4
2051.0 0.298 166.0
2052.0 0.300 165.5
2053.0 0.301 165.0
2054.0 0.303 164.6
2055.0 0.305 164.1
2056.0 0.306 163.7
2057.0 0.308 163.2
2058.0 0.309 162.8
2059.0 0.311 162.3
2060.0 0.313 161.9
2061.0 0.314 161.5
2062.0 0.316 161.1
2063.0 0.317 160.6
2064.0 0.319 160.2
2065.0 0.320 159.8
2066.0 0.322 159.4
2067.0 0.323 159.0
2068.0 0.325 158.6
2069.0 0.326 158.2
2070.0 0.327 157.8
2071.0 0.329 157.4
2072.0 0.330 157.0
2073.0 0.332 156.7
2074.0 0.333 156.3
2075.0 0.334 155.9
2076.0 0.336 155.5
2077.0 0.337 155.2
2078.0 0.338 154.8
2079.0 0.339 154.4
2080.0 0.341 154.1
2081.0 0.342 153.7
2082.0 0.343 153.3
2083.0 0.344 153.0
2084.0 0.346 152.6
2085.0 0.347 152.3
2086.0 0.348 151.9
2087.0 0.349 151.6
2088.0 0.350 151.3
2089.0 0.352 150.9
2090.0 0.353 150.6
2091.0 0.354 150.2
2092.0 0.355 149.9
2093.0 0.356 149.6
2094.0 0.357 149.2
2095.0 0.358 148.9
2096.0 0.359 148.6
2097.0 0.360 148.3
2098.0 0.361 147.9
2099.0 0.362 147.6
2100.0 0.363 147.3
2101.0 0.364 147.0
2102.0 0.365 146.7
2103.0 0.366 146.4
2104.0 0.367 146.0
2105.0 0.368 145.7
2106.0 0.369 145.4
2107.0 0.370 145.1
2108.0 0.371 144.8
2109.0 0.372 144.5
2110.0 0.373 144.2
2111.0 0.374 143.9
2112.0 0.374 143.6
2113.0 0.375 143.3
2114.0 0.376 143.0
2115.0 0.377 142.7
2116.0 0.378 142.4
2117.0 0.378 142.1
2118.0 0.379 141.8
2119.0 0.380 141.5
2120.0 0.381 141.3
2121.0 0.382 141.0
2122.0 0.382 140.7
2123.0 0.383 140.4
2124.0 0.384 140.1
2125.0 0.384 139.8
2126.0 0.385 139.5
2127.0 0.386 139.3
2128.0 0.386 139.0
2129.0 0.387 138.7
2130.0 0.388 138.4
2131.0 0.388 138.1
2132.0 0.389 137.9
2133.0 0.390 137.6
2134.0 0.390 137.3
2135.0 0.391 137.0
2136.0 0.391 136.8
2137.0 0.392 136.5
2138.0 0.392 136.2
2139.0 0.393 135.9
2140.0 0.393 135.7
2141.0 0.394 135.4
2142.0 0.394 135.1
2143.0 0.395 134.9
2144.0 0.395 134.6
2145.0 0.396 134.3
2146.0 0.396 134.1
2147.0 0.397 133.8
2148.0 0.397 133.5
2149.0 0.398 133.3
2150.0 0.398 133.0
2151.0 0.398 132.7
2152.0 0.399 132.5
2153.0 0.399 132.2
2154.0 0.400 131.9
2155.0 0.400 131.7
2156.0 0.400 131.4
2157.0 0.401 131.2
2158.0 0.401 130.9
2159.0 0.401 130.6
2160.0 0.401 130.4
2161.0 0.402 130.1
2162.0 0.402 129.9
2163.0 0.402 129.6
2164.0 0.402 129.3
2165.0 0.403 129.1
2166.0 0.403 128.8
2167.0 0.403 128.6
2168.0 0.403 128.3
2169.0 0.403 128.1
2170.0 0.404 127.8
2171.0 0.404 127.5
2172.0 0.404 127.3
2173.0 0.404 127.0
2174.0 0.404 126.8
2175.0 0.404 126.5
2176.0 0.404 126.3
2177.0 0.404 126.0
2178.0 0.405 125.7
2179.0 0.405 125.5
2180.0 0.405 125.2
2181.0 0.405 125.0
2182.0 0.405 124.7
2183.0 0.405 124.5
2184.0 0.405 124.2
2185.0 0.405 123.9
2186.0 0.405 123.7
2187.0 0.405 123.4
2188.0 0.405 123.2
2189.0 0.405 122.9
2190.0 0.404 122.7
2191.0 0.404 122.4
2192.0 0.404 122.2
2193.0 0.404 121.9
2194.0 0.404 121.6
2195.0 0.404 121.4
2196.0 0.404 121.1
2197.0 0.404 120.9
2198.0 0.403 120.6
2199.0 0.403 120.4
2200.0 0.403 120.1
2201.0 0.403 119.8
2202.0 0.403 119.6
2203.0 0.402 119.3
2204.0 0.402 119.1
2205.0 0.402 118.8
2206.0 0.402 118.5
2207.0 0.401 118.3
2208.0 0.401 118.0
2209.0 0.401 117.8
2210.0 0.400 117.5
2211.0 0.400 117.2
2212.0 0.400 117.0
2213.0 0.399 116.7
2214.0 0.399 116.5
2215.0 0.399 116.2
2216.0 0.398 115.9
2217.0 0.398 115.7
2218.0 0.397 115.4
2219.0 0.397 115.1
2220.0 0.396 114.9
2221.0 0.396 114.6
2222.0 0.395 114.3
2223.0 0.395 114.1
2224.0 0.394 113.8
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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