| WDS: | A1913AB | WDS ID/Discoverer |
| P: | 275.500 | Orbital period (years) |
| a: | 0.33 | Semi-major axis (arcseconds) |
| i: | 111.2 | Inclination (degrees) |
| Ω: | 117.2 | Longitude of ascending node (degrees) |
| T: | 2088.900 | Epoch of periastron passage (year) |
| e: | 0.188 | Eccentricity |
| ω: | 94.3 | Longitude of periastron (degrees) |
| Start-Year: | 1887.25 | Year |
| End-Year: | 2162.75 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A1913AB |
||
| Position: | 013429.69+343939.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 01345+3440 | WDS designation |
| Discoverer Code: | A1913AB | Discover designation and components |
| ADS number: | 1227 | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 7337 | Hipparcos catalog number |
| V1: | 10.46 | Magnitude of the primary |
| V2: | 10.68 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 1991 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Mnt1999a | 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 0.329 120.40 -------------------------- 1887.25 0.305 284.84 1888.25 0.303 284.29 1889.25 0.301 283.74 1890.25 0.298 283.17 1891.25 0.296 282.60 1892.25 0.294 282.02 1893.25 0.291 281.43 1894.25 0.288 280.83 1895.25 0.286 280.21 1896.25 0.283 279.59 1897.25 0.280 278.95 1898.25 0.277 278.30 1899.25 0.274 277.63 1900.25 0.271 276.96 1901.25 0.268 276.26 1902.25 0.265 275.55 1903.25 0.262 274.82 1904.25 0.258 274.07 1905.25 0.255 273.30 1906.25 0.251 272.51 1907.25 0.248 271.70 1908.25 0.245 270.87 1909.25 0.241 270.01 1910.25 0.237 269.13 1911.25 0.234 268.22 1912.25 0.230 267.28 1913.25 0.227 266.31 1914.25 0.223 265.31 1915.25 0.219 264.28 1916.25 0.216 263.21 1917.25 0.212 262.10 1918.25 0.208 260.96 1919.25 0.205 259.78 1920.25 0.201 258.55 1921.25 0.198 257.28 1922.25 0.194 255.96 1923.25 0.191 254.59 1924.25 0.187 253.17 1925.25 0.184 251.70 1926.25 0.180 250.17 1927.25 0.177 248.59 1928.25 0.174 246.95 1929.25 0.171 245.25 1930.25 0.168 243.48 1931.25 0.165 241.66 1932.25 0.162 239.77 1933.25 0.160 237.82 1934.25 0.157 235.80 1935.25 0.155 233.72 1936.25 0.153 231.58 1937.25 0.151 229.38 1938.25 0.149 227.13 1939.25 0.147 224.82 1940.25 0.146 222.46 1941.25 0.145 220.06 1942.25 0.144 217.62 1943.25 0.143 215.15 1944.25 0.142 212.66 1945.25 0.142 210.15 1946.25 0.142 207.64 1947.25 0.142 205.12 1948.25 0.142 202.61 1949.25 0.143 200.12 1950.25 0.143 197.65 1951.25 0.145 195.21 1952.25 0.146 192.81 1953.25 0.147 190.45 1954.25 0.149 188.15 1955.25 0.151 185.89 1956.25 0.153 183.69 1957.25 0.155 181.55 1958.25 0.157 179.47 1959.25 0.160 177.46 1960.25 0.162 175.50 1961.25 0.165 173.61 1962.25 0.168 171.79 1963.25 0.171 170.03 1964.25 0.174 168.33 1965.25 0.177 166.69 1966.25 0.180 165.10 1967.25 0.184 163.58 1968.25 0.187 162.11 1969.25 0.191 160.69 1970.25 0.194 159.33 1971.25 0.198 158.01 1972.25 0.201 156.74 1973.25 0.205 155.52 1974.25 0.209 154.34 1975.25 0.212 153.19 1976.25 0.216 152.09 1977.25 0.220 151.03 1978.25 0.223 150.00 1979.25 0.227 149.00 1980.25 0.231 148.04 1981.25 0.234 147.10 1982.25 0.238 146.20 1983.25 0.242 145.32 1984.25 0.245 144.47 1985.25 0.249 143.64 1986.25 0.252 142.83 1987.25 0.256 142.05 1988.25 0.259 141.29 1989.25 0.263 140.55 1990.25 0.266 139.83 1991.25 0.269 139.12 1992.25 0.273 138.43 1993.25 0.276 137.76 1994.25 0.279 137.11 1995.25 0.282 136.46 1996.25 0.285 135.84 1997.25 0.288 135.22 1998.25 0.291 134.62 1999.25 0.294 134.03 2000.25 0.296 133.44 2001.25 0.299 132.87 2002.25 0.301 132.31 2003.25 0.304 131.76 2004.25 0.306 131.22 2005.25 0.308 130.68 2006.25 0.311 130.15 2007.25 0.313 129.63 2008.25 0.315 129.12 2009.25 0.316 128.61 2010.25 0.318 128.11 2011.25 0.320 127.61 2012.25 0.321 127.12 2013.25 0.323 126.63 2014.25 0.324 126.15 2015.25 0.325 125.67 2016.25 0.326 125.19 2017.25 0.327 124.72 2018.25 0.328 124.25 2019.25 0.328 123.78 2020.25 0.329 123.31 2021.25 0.329 122.84 2022.25 0.330 122.38 2023.25 0.330 121.91 2024.25 0.330 121.45 2025.25 0.330 120.98 2026.25 0.329 120.52 2027.25 0.329 120.05 2028.25 0.328 119.58 2029.25 0.327 119.11 2030.25 0.327 118.64 2031.25 0.325 118.16 2032.25 0.324 117.68 2033.25 0.323 117.20 2034.25 0.321 116.71 2035.25 0.320 116.22 2036.25 0.318 115.72 2037.25 0.316 115.22 2038.25 0.314 114.71 2039.25 0.311 114.19 2040.25 0.309 113.67 2041.25 0.306 113.13 2042.25 0.304 112.59 2043.25 0.301 112.04 2044.25 0.297 111.47 2045.25 0.294 110.89 2046.25 0.291 110.30 2047.25 0.287 109.70 2048.25 0.283 109.08 2049.25 0.279 108.44 2050.25 0.275 107.78 2051.25 0.271 107.10 2052.25 0.267 106.40 2053.25 0.262 105.68 2054.25 0.257 104.93 2055.25 0.253 104.16 2056.25 0.248 103.35 2057.25 0.242 102.51 2058.25 0.237 101.63 2059.25 0.232 100.71 2060.25 0.226 99.75 2061.25 0.221 98.73 2062.25 0.215 97.67 2063.25 0.209 96.55 2064.25 0.203 95.36 2065.25 0.197 94.10 2066.25 0.191 92.76 2067.25 0.185 91.34 2068.25 0.179 89.81 2069.25 0.173 88.18 2070.25 0.167 86.43 2071.25 0.161 84.55 2072.25 0.155 82.51 2073.25 0.149 80.31 2074.25 0.143 77.93 2075.25 0.137 75.34 2076.25 0.131 72.52 2077.25 0.126 69.47 2078.25 0.121 66.14 2079.25 0.116 62.53 2080.25 0.112 58.63 2081.25 0.108 54.42 2082.25 0.104 49.92 2083.25 0.101 45.14 2084.25 0.099 40.11 2085.25 0.098 34.90 2086.25 0.097 29.57 2087.25 0.097 24.19 2088.25 0.098 18.86 2089.25 0.099 13.65 2090.25 0.101 8.63 2091.25 0.104 3.85 2092.25 0.108 359.35 2093.25 0.112 355.15 2094.25 0.116 351.25 2095.25 0.121 347.64 2096.25 0.126 344.32 2097.25 0.131 341.27 2098.25 0.137 338.46 2099.25 0.143 335.87 2100.25 0.149 333.49 2101.25 0.155 331.28 2102.25 0.161 329.25 2103.25 0.167 327.36 2104.25 0.173 325.61 2105.25 0.179 323.97 2106.25 0.185 322.45 2107.25 0.191 321.02 2108.25 0.197 319.68 2109.25 0.203 318.41 2110.25 0.209 317.22 2111.25 0.215 316.09 2112.25 0.220 315.02 2113.25 0.226 314.01 2114.25 0.231 313.04 2115.25 0.236 312.11 2116.25 0.241 311.23 2117.25 0.246 310.38 2118.25 0.251 309.56 2119.25 0.256 308.77 2120.25 0.260 308.02 2121.25 0.265 307.28 2122.25 0.269 306.57 2123.25 0.273 305.89 2124.25 0.277 305.22 2125.25 0.281 304.57 2126.25 0.284 303.94 2127.25 0.288 303.32 2128.25 0.291 302.72 2129.25 0.294 302.12 2130.25 0.297 301.55 2131.25 0.300 300.98 2132.25 0.302 300.42 2133.25 0.305 299.87 2134.25 0.307 299.33 2135.25 0.309 298.80 2136.25 0.311 298.27 2137.25 0.312 297.75 2138.25 0.314 297.23 2139.25 0.315 296.72 2140.25 0.316 296.21 2141.25 0.317 295.71 2142.25 0.318 295.21 2143.25 0.319 294.71 2144.25 0.320 294.22 2145.25 0.320 293.72 2146.25 0.320 293.23 2147.25 0.320 292.74 2148.25 0.320 292.24 2149.25 0.320 291.75 2150.25 0.320 291.26 2151.25 0.319 290.76 2152.25 0.319 290.27 2153.25 0.318 289.77 2154.25 0.317 289.27 2155.25 0.316 288.76 2156.25 0.315 288.26 2157.25 0.314 287.74 2158.25 0.312 287.23 2159.25 0.311 286.71 2160.25 0.309 286.18 2161.25 0.307 285.65 2162.25 0.306 285.11
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 14:51:53 |