| WDS: | STF2652 | WDS ID/Discoverer |
| P: | 495.000 | Orbital period (years) |
| a: | 0.495 | Semi-major axis (arcseconds) |
| i: | 111.2 | Inclination (degrees) |
| Ω: | 141.3 | Longitude of ascending node (degrees) |
| T: | 2185.000 | Epoch of periastron passage (year) |
| e: | 0.72 | Eccentricity |
| ω: | 85.8 | Longitude of periastron (degrees) |
| Start-Year: | 1777.5 | Year |
| End-Year: | 2272.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for STF2652 |
||
| Position: | 200856.80+620436.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 20089+6205 | WDS designation |
| Discoverer Code: | STF2652 | Discover designation and components |
| ADS number: | 13449 | Aitken Double Star catalog |
| HD number: | 191940 | HD catalog number |
| Hipparcos number: | 99257 | Hipparcos catalog number |
| V1: | 7.29 | Magnitude of the primary |
| V2: | 7.78 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2005 | 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: | Zir2014a | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.317 200.86 -------------------------- 1777.50 0.402 297.51 1778.50 0.402 297.23 1779.50 0.402 296.96 1780.50 0.402 296.68 1781.50 0.403 296.40 1782.50 0.403 296.13 1783.50 0.403 295.85 1784.50 0.403 295.58 1785.50 0.403 295.30 1786.50 0.403 295.03 1787.50 0.403 294.75 1788.50 0.403 294.48 1789.50 0.403 294.20 1790.50 0.403 293.93 1791.50 0.403 293.65 1792.50 0.403 293.38 1793.50 0.403 293.10 1794.50 0.403 292.83 1795.50 0.403 292.55 1796.50 0.403 292.28 1797.50 0.403 292.00 1798.50 0.402 291.72 1799.50 0.402 291.45 1800.50 0.402 291.17 1801.50 0.402 290.89 1802.50 0.401 290.62 1803.50 0.401 290.34 1804.50 0.401 290.06 1805.50 0.400 289.78 1806.50 0.400 289.50 1807.50 0.400 289.22 1808.50 0.399 288.94 1809.50 0.399 288.66 1810.50 0.399 288.38 1811.50 0.398 288.10 1812.50 0.398 287.82 1813.50 0.397 287.54 1814.50 0.397 287.25 1815.50 0.396 286.97 1816.50 0.396 286.68 1817.50 0.396 286.40 1818.50 0.395 286.11 1819.50 0.394 285.82 1820.50 0.394 285.54 1821.50 0.393 285.25 1822.50 0.393 284.96 1823.50 0.392 284.67 1824.50 0.392 284.38 1825.50 0.391 284.09 1826.50 0.391 283.79 1827.50 0.390 283.50 1828.50 0.389 283.20 1829.50 0.389 282.91 1830.50 0.388 282.61 1831.50 0.387 282.32 1832.50 0.387 282.02 1833.50 0.386 281.72 1834.50 0.386 281.42 1835.50 0.385 281.12 1836.50 0.384 280.81 1837.50 0.383 280.51 1838.50 0.383 280.21 1839.50 0.382 279.90 1840.50 0.381 279.59 1841.50 0.381 279.28 1842.50 0.380 278.98 1843.50 0.379 278.67 1844.50 0.379 278.35 1845.50 0.378 278.04 1846.50 0.377 277.73 1847.50 0.376 277.41 1848.50 0.376 277.10 1849.50 0.375 276.78 1850.50 0.374 276.46 1851.50 0.373 276.14 1852.50 0.373 275.82 1853.50 0.372 275.49 1854.50 0.371 275.17 1855.50 0.370 274.84 1856.50 0.369 274.52 1857.50 0.369 274.19 1858.50 0.368 273.86 1859.50 0.367 273.53 1860.50 0.366 273.20 1861.50 0.366 272.86 1862.50 0.365 272.53 1863.50 0.364 272.19 1864.50 0.363 271.85 1865.50 0.362 271.51 1866.50 0.362 271.17 1867.50 0.361 270.83 1868.50 0.360 270.48 1869.50 0.359 270.14 1870.50 0.358 269.79 1871.50 0.358 269.44 1872.50 0.357 269.09 1873.50 0.356 268.74 1874.50 0.355 268.39 1875.50 0.354 268.03 1876.50 0.354 267.67 1877.50 0.353 267.32 1878.50 0.352 266.96 1879.50 0.351 266.59 1880.50 0.350 266.23 1881.50 0.350 265.87 1882.50 0.349 265.50 1883.50 0.348 265.13 1884.50 0.347 264.76 1885.50 0.347 264.39 1886.50 0.346 264.02 1887.50 0.345 263.64 1888.50 0.344 263.27 1889.50 0.343 262.89 1890.50 0.343 262.51 1891.50 0.342 262.13 1892.50 0.341 261.74 1893.50 0.340 261.36 1894.50 0.340 260.97 1895.50 0.339 260.58 1896.50 0.338 260.19 1897.50 0.337 259.80 1898.50 0.337 259.41 1899.50 0.336 259.01 1900.50 0.335 258.61 1901.50 0.335 258.22 1902.50 0.334 257.82 1903.50 0.333 257.41 1904.50 0.332 257.01 1905.50 0.332 256.60 1906.50 0.331 256.20 1907.50 0.330 255.79 1908.50 0.330 255.38 1909.50 0.329 254.97 1910.50 0.328 254.55 1911.50 0.328 254.14 1912.50 0.327 253.72 1913.50 0.326 253.30 1914.50 0.326 252.88 1915.50 0.325 252.46 1916.50 0.325 252.03 1917.50 0.324 251.61 1918.50 0.323 251.18 1919.50 0.323 250.75 1920.50 0.322 250.32 1921.50 0.322 249.89 1922.50 0.321 249.46 1923.50 0.320 249.02 1924.50 0.320 248.59 1925.50 0.319 248.15 1926.50 0.319 247.71 1927.50 0.318 247.27 1928.50 0.318 246.82 1929.50 0.317 246.38 1930.50 0.317 245.94 1931.50 0.316 245.49 1932.50 0.316 245.04 1933.50 0.315 244.59 1934.50 0.315 244.14 1935.50 0.314 243.69 1936.50 0.314 243.23 1937.50 0.313 242.78 1938.50 0.313 242.32 1939.50 0.312 241.87 1940.50 0.312 241.41 1941.50 0.312 240.95 1942.50 0.311 240.49 1943.50 0.311 240.02 1944.50 0.311 239.56 1945.50 0.310 239.10 1946.50 0.310 238.63 1947.50 0.309 238.16 1948.50 0.309 237.70 1949.50 0.309 237.23 1950.50 0.309 236.76 1951.50 0.308 236.29 1952.50 0.308 235.82 1953.50 0.308 235.35 1954.50 0.307 234.87 1955.50 0.307 234.40 1956.50 0.307 233.92 1957.50 0.307 233.45 1958.50 0.306 232.97 1959.50 0.306 232.50 1960.50 0.306 232.02 1961.50 0.306 231.54 1962.50 0.306 231.06 1963.50 0.306 230.58 1964.50 0.305 230.11 1965.50 0.305 229.63 1966.50 0.305 229.15 1967.50 0.305 228.67 1968.50 0.305 228.18 1969.50 0.305 227.70 1970.50 0.305 227.22 1971.50 0.305 226.74 1972.50 0.305 226.26 1973.50 0.305 225.78 1974.50 0.305 225.29 1975.50 0.304 224.81 1976.50 0.304 224.33 1977.50 0.304 223.85 1978.50 0.304 223.36 1979.50 0.305 222.88 1980.50 0.305 222.40 1981.50 0.305 221.92 1982.50 0.305 221.44 1983.50 0.305 220.95 1984.50 0.305 220.47 1985.50 0.305 219.99 1986.50 0.305 219.51 1987.50 0.305 219.03 1988.50 0.305 218.55 1989.50 0.305 218.07 1990.50 0.305 217.59 1991.50 0.306 217.11 1992.50 0.306 216.63 1993.50 0.306 216.15 1994.50 0.306 215.68 1995.50 0.306 215.20 1996.50 0.307 214.72 1997.50 0.307 214.25 1998.50 0.307 213.77 1999.50 0.307 213.30 2000.50 0.308 212.83 2001.50 0.308 212.35 2002.50 0.308 211.88 2003.50 0.308 211.41 2004.50 0.309 210.94 2005.50 0.309 210.47 2006.50 0.309 210.00 2007.50 0.310 209.54 2008.50 0.310 209.07 2009.50 0.310 208.60 2010.50 0.310 208.14 2011.50 0.311 207.68 2012.50 0.311 207.21 2013.50 0.312 206.75 2014.50 0.312 206.29 2015.50 0.312 205.83 2016.50 0.313 205.38 2017.50 0.313 204.92 2018.50 0.313 204.46 2019.50 0.314 204.01 2020.50 0.314 203.56 2021.50 0.315 203.10 2022.50 0.315 202.65 2023.50 0.316 202.20 2024.50 0.316 201.76 2025.50 0.317 201.31 2026.50 0.317 200.86 2027.50 0.317 200.42 2028.50 0.318 199.98 2029.50 0.318 199.53 2030.50 0.319 199.09 2031.50 0.319 198.65 2032.50 0.320 198.22 2033.50 0.320 197.78 2034.50 0.321 197.34 2035.50 0.321 196.91 2036.50 0.322 196.48 2037.50 0.322 196.05 2038.50 0.323 195.62 2039.50 0.323 195.19 2040.50 0.324 194.76 2041.50 0.324 194.33 2042.50 0.325 193.91 2043.50 0.325 193.49 2044.50 0.326 193.07 2045.50 0.326 192.64 2046.50 0.327 192.23 2047.50 0.327 191.81 2048.50 0.328 191.39 2049.50 0.329 190.98 2050.50 0.329 190.56 2051.50 0.330 190.15 2052.50 0.330 189.74 2053.50 0.331 189.33 2054.50 0.331 188.92 2055.50 0.332 188.52 2056.50 0.332 188.11 2057.50 0.333 187.70 2058.50 0.333 187.30 2059.50 0.334 186.90 2060.50 0.334 186.50 2061.50 0.335 186.10 2062.50 0.335 185.70 2063.50 0.336 185.30 2064.50 0.336 184.91 2065.50 0.337 184.51 2066.50 0.337 184.12 2067.50 0.338 183.73 2068.50 0.338 183.34 2069.50 0.339 182.95 2070.50 0.339 182.56 2071.50 0.340 182.17 2072.50 0.340 181.78 2073.50 0.341 181.40 2074.50 0.341 181.01 2075.50 0.342 180.63 2076.50 0.342 180.24 2077.50 0.342 179.86 2078.50 0.343 179.48 2079.50 0.343 179.10 2080.50 0.344 178.72 2081.50 0.344 178.34 2082.50 0.344 177.97 2083.50 0.345 177.59 2084.50 0.345 177.21 2085.50 0.345 176.84 2086.50 0.346 176.46 2087.50 0.346 176.09 2088.50 0.346 175.72 2089.50 0.347 175.34 2090.50 0.347 174.97 2091.50 0.347 174.60 2092.50 0.347 174.23 2093.50 0.347 173.86 2094.50 0.348 173.49 2095.50 0.348 173.12 2096.50 0.348 172.75 2097.50 0.348 172.38 2098.50 0.348 172.01 2099.50 0.348 171.64 2100.50 0.348 171.27 2101.50 0.348 170.90 2102.50 0.348 170.54 2103.50 0.348 170.17 2104.50 0.348 169.80 2105.50 0.348 169.43 2106.50 0.348 169.06 2107.50 0.348 168.69 2108.50 0.348 168.32 2109.50 0.348 167.96 2110.50 0.348 167.59 2111.50 0.347 167.22 2112.50 0.347 166.84 2113.50 0.347 166.47 2114.50 0.347 166.10 2115.50 0.346 165.73 2116.50 0.346 165.35 2117.50 0.345 164.98 2118.50 0.345 164.60 2119.50 0.344 164.23 2120.50 0.344 163.85 2121.50 0.343 163.47 2122.50 0.343 163.09 2123.50 0.342 162.71 2124.50 0.341 162.33 2125.50 0.340 161.94 2126.50 0.339 161.55 2127.50 0.338 161.16 2128.50 0.337 160.77 2129.50 0.336 160.38 2130.50 0.335 159.98 2131.50 0.334 159.58 2132.50 0.333 159.18 2133.50 0.332 158.78 2134.50 0.330 158.37 2135.50 0.329 157.96 2136.50 0.327 157.54 2137.50 0.326 157.12 2138.50 0.324 156.70 2139.50 0.322 156.27 2140.50 0.321 155.84 2141.50 0.319 155.40 2142.50 0.317 154.96 2143.50 0.314 154.51 2144.50 0.312 154.05 2145.50 0.310 153.59 2146.50 0.307 153.12 2147.50 0.305 152.64 2148.50 0.302 152.16 2149.50 0.299 151.66 2150.50 0.296 151.16 2151.50 0.293 150.64 2152.50 0.290 150.11 2153.50 0.286 149.57 2154.50 0.283 149.02 2155.50 0.279 148.45 2156.50 0.275 147.87 2157.50 0.270 147.27 2158.50 0.266 146.65 2159.50 0.261 146.00 2160.50 0.257 145.34 2161.50 0.251 144.64 2162.50 0.246 143.92 2163.50 0.240 143.16 2164.50 0.234 142.37 2165.50 0.228 141.54 2166.50 0.222 140.65 2167.50 0.215 139.71 2168.50 0.207 138.71 2169.50 0.200 137.63 2170.50 0.192 136.46 2171.50 0.183 135.19 2172.50 0.174 133.79 2173.50 0.165 132.24 2174.50 0.155 130.50 2175.50 0.145 128.51 2176.50 0.135 126.23 2177.50 0.124 123.54 2178.50 0.112 120.32 2179.50 0.101 116.38 2180.50 0.090 111.44 2181.50 0.078 105.07 2182.50 0.068 96.67 2183.50 0.059 85.52 2184.50 0.053 71.10 2185.50 0.050 54.02 2186.50 0.052 36.60 2187.50 0.058 21.46 2188.50 0.066 9.59 2189.50 0.076 0.64 2190.50 0.087 353.89 2191.50 0.099 348.68 2192.50 0.110 344.56 2193.50 0.122 341.23 2194.50 0.133 338.47 2195.50 0.144 336.14 2196.50 0.155 334.13 2197.50 0.165 332.37 2198.50 0.175 330.82 2199.50 0.184 329.44 2200.50 0.193 328.18 2201.50 0.202 327.04 2202.50 0.211 325.99 2203.50 0.219 325.02 2204.50 0.226 324.12 2205.50 0.234 323.27 2206.50 0.241 322.48 2207.50 0.248 321.73 2208.50 0.254 321.02 2209.50 0.261 320.34 2210.50 0.267 319.70 2211.50 0.272 319.08 2212.50 0.278 318.49 2213.50 0.283 317.92 2214.50 0.288 317.38 2215.50 0.293 316.85 2216.50 0.298 316.34 2217.50 0.302 315.84 2218.50 0.307 315.36 2219.50 0.311 314.89 2220.50 0.315 314.43 2221.50 0.319 313.99 2222.50 0.323 313.55 2223.50 0.326 313.13 2224.50 0.330 312.71 2225.50 0.333 312.31 2226.50 0.336 311.91 2227.50 0.339 311.52 2228.50 0.342 311.13 2229.50 0.345 310.75 2230.50 0.348 310.38 2231.50 0.351 310.01 2232.50 0.353 309.65 2233.50 0.356 309.30 2234.50 0.358 308.95 2235.50 0.360 308.60 2236.50 0.363 308.26 2237.50 0.365 307.92 2238.50 0.367 307.58 2239.50 0.369 307.25 2240.50 0.371 306.93 2241.50 0.372 306.60 2242.50 0.374 306.28 2243.50 0.376 305.96 2244.50 0.377 305.65 2245.50 0.379 305.34 2246.50 0.380 305.03 2247.50 0.382 304.72 2248.50 0.383 304.41 2249.50 0.385 304.11 2250.50 0.386 303.81 2251.50 0.387 303.51 2252.50 0.388 303.21 2253.50 0.389 302.91 2254.50 0.390 302.62 2255.50 0.391 302.33 2256.50 0.392 302.03 2257.50 0.393 301.74 2258.50 0.394 301.46 2259.50 0.395 301.17 2260.50 0.395 300.88 2261.50 0.396 300.60 2262.50 0.397 300.31 2263.50 0.398 300.03 2264.50 0.398 299.75 2265.50 0.399 299.46 2266.50 0.399 299.18 2267.50 0.400 298.90 2268.50 0.400 298.62 2269.50 0.401 298.34 2270.50 0.401 298.07 2271.50 0.401 297.79
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:12:02 |