| WDS: | A2517 | WDS ID/Discoverer |
| P: | 300.000 | Orbital period (years) |
| a: | 0.1866 | Semi-major axis (arcseconds) |
| i: | 105.5 | Inclination (degrees) |
| Ω: | 26.7 | Longitude of ascending node (degrees) |
| T: | 1969.492 | Epoch of periastron passage (year) |
| e: | 0.372 | Eccentricity |
| ω: | 139.0 | Longitude of periastron (degrees) |
| Start-Year: | 1875.0 | Year |
| End-Year: | 2175.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A2517 |
||
| Position: | 062333.35+173910.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 06236+1739 | WDS designation |
| Discoverer Code: | A2517 | Discover designation and components |
| ADS number: | 5002 | Aitken Double Star catalog |
| HD number: | 44635 | HD catalog number |
| Hipparcos number: | 30400 | Hipparcos catalog number |
| V1: | 9.07 | Magnitude of the primary |
| V2: | 9.52 | Magnitude of the secondary |
| Equinox: | Equinox | |
| Date: | 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: | Tok2024c | 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 0.078 169.53 -------------------------- 1875.00 0.230 28.26 1876.00 0.229 28.06 1877.00 0.229 27.86 1878.00 0.228 27.66 1879.00 0.227 27.46 1880.00 0.226 27.26 1881.00 0.225 27.06 1882.00 0.224 26.85 1883.00 0.223 26.65 1884.00 0.222 26.44 1885.00 0.221 26.23 1886.00 0.220 26.01 1887.00 0.219 25.80 1888.00 0.217 25.58 1889.00 0.216 25.36 1890.00 0.215 25.14 1891.00 0.213 24.91 1892.00 0.212 24.68 1893.00 0.210 24.45 1894.00 0.208 24.21 1895.00 0.207 23.97 1896.00 0.205 23.72 1897.00 0.203 23.48 1898.00 0.201 23.22 1899.00 0.199 22.96 1900.00 0.197 22.70 1901.00 0.195 22.43 1902.00 0.193 22.16 1903.00 0.191 21.87 1904.00 0.189 21.59 1905.00 0.186 21.29 1906.00 0.184 20.99 1907.00 0.182 20.68 1908.00 0.179 20.36 1909.00 0.176 20.03 1910.00 0.174 19.69 1911.00 0.171 19.35 1912.00 0.168 18.99 1913.00 0.165 18.61 1914.00 0.163 18.23 1915.00 0.160 17.83 1916.00 0.157 17.41 1917.00 0.153 16.98 1918.00 0.150 16.53 1919.00 0.147 16.06 1920.00 0.144 15.57 1921.00 0.140 15.06 1922.00 0.137 14.52 1923.00 0.133 13.95 1924.00 0.130 13.35 1925.00 0.126 12.72 1926.00 0.122 12.05 1927.00 0.119 11.33 1928.00 0.115 10.57 1929.00 0.111 9.76 1930.00 0.107 8.89 1931.00 0.103 7.95 1932.00 0.099 6.94 1933.00 0.095 5.84 1934.00 0.091 4.64 1935.00 0.087 3.34 1936.00 0.083 1.90 1937.00 0.079 0.30 1938.00 0.075 358.54 1939.00 0.070 356.56 1940.00 0.066 354.34 1941.00 0.062 351.83 1942.00 0.058 348.97 1943.00 0.054 345.69 1944.00 0.051 341.93 1945.00 0.047 337.59 1946.00 0.044 332.57 1947.00 0.041 326.80 1948.00 0.038 320.21 1949.00 0.036 312.80 1950.00 0.035 304.70 1951.00 0.035 296.13 1952.00 0.035 287.43 1953.00 0.035 278.96 1954.00 0.037 271.04 1955.00 0.039 263.86 1956.00 0.042 257.50 1957.00 0.045 251.94 1958.00 0.048 247.11 1959.00 0.052 242.92 1960.00 0.055 239.27 1961.00 0.059 236.09 1962.00 0.063 233.29 1963.00 0.067 230.82 1964.00 0.071 228.62 1965.00 0.074 226.65 1966.00 0.078 224.86 1967.00 0.082 223.25 1968.00 0.086 221.77 1969.00 0.089 220.41 1970.00 0.093 219.15 1971.00 0.096 217.98 1972.00 0.099 216.89 1973.00 0.102 215.86 1974.00 0.105 214.90 1975.00 0.108 213.98 1976.00 0.110 213.11 1977.00 0.113 212.27 1978.00 0.115 211.47 1979.00 0.117 210.70 1980.00 0.119 209.95 1981.00 0.121 209.23 1982.00 0.122 208.53 1983.00 0.124 207.84 1984.00 0.125 207.17 1985.00 0.126 206.51 1986.00 0.127 205.86 1987.00 0.127 205.22 1988.00 0.128 204.58 1989.00 0.128 203.95 1990.00 0.129 203.32 1991.00 0.129 202.70 1992.00 0.129 202.08 1993.00 0.129 201.45 1994.00 0.128 200.82 1995.00 0.128 200.19 1996.00 0.128 199.56 1997.00 0.127 198.92 1998.00 0.126 198.27 1999.00 0.125 197.61 2000.00 0.124 196.95 2001.00 0.123 196.27 2002.00 0.122 195.58 2003.00 0.121 194.88 2004.00 0.119 194.16 2005.00 0.118 193.43 2006.00 0.117 192.67 2007.00 0.115 191.90 2008.00 0.113 191.11 2009.00 0.112 190.29 2010.00 0.110 189.45 2011.00 0.108 188.58 2012.00 0.106 187.68 2013.00 0.105 186.74 2014.00 0.103 185.78 2015.00 0.101 184.77 2016.00 0.099 183.73 2017.00 0.097 182.65 2018.00 0.095 181.52 2019.00 0.093 180.34 2020.00 0.091 179.10 2021.00 0.089 177.82 2022.00 0.087 176.47 2023.00 0.085 175.05 2024.00 0.083 173.57 2025.00 0.081 172.02 2026.00 0.079 170.38 2027.00 0.077 168.67 2028.00 0.075 166.86 2029.00 0.073 164.96 2030.00 0.071 162.97 2031.00 0.069 160.88 2032.00 0.068 158.68 2033.00 0.066 156.37 2034.00 0.065 153.96 2035.00 0.063 151.43 2036.00 0.062 148.80 2037.00 0.061 146.05 2038.00 0.060 143.21 2039.00 0.059 140.27 2040.00 0.058 137.24 2041.00 0.058 134.14 2042.00 0.057 130.98 2043.00 0.057 127.78 2044.00 0.057 124.54 2045.00 0.057 121.30 2046.00 0.057 118.07 2047.00 0.057 114.86 2048.00 0.058 111.70 2049.00 0.058 108.60 2050.00 0.059 105.58 2051.00 0.060 102.65 2052.00 0.061 99.81 2053.00 0.062 97.07 2054.00 0.063 94.45 2055.00 0.065 91.93 2056.00 0.066 89.53 2057.00 0.068 87.24 2058.00 0.070 85.05 2059.00 0.072 82.98 2060.00 0.073 81.01 2061.00 0.075 79.13 2062.00 0.077 77.36 2063.00 0.079 75.67 2064.00 0.081 74.07 2065.00 0.084 72.55 2066.00 0.086 71.10 2067.00 0.088 69.73 2068.00 0.090 68.42 2069.00 0.092 67.18 2070.00 0.095 65.99 2071.00 0.097 64.87 2072.00 0.099 63.79 2073.00 0.102 62.76 2074.00 0.104 61.78 2075.00 0.106 60.84 2076.00 0.109 59.95 2077.00 0.111 59.09 2078.00 0.113 58.26 2079.00 0.116 57.47 2080.00 0.118 56.71 2081.00 0.120 55.98 2082.00 0.123 55.28 2083.00 0.125 54.61 2084.00 0.127 53.95 2085.00 0.130 53.33 2086.00 0.132 52.72 2087.00 0.134 52.14 2088.00 0.137 51.57 2089.00 0.139 51.02 2090.00 0.141 50.49 2091.00 0.143 49.98 2092.00 0.145 49.48 2093.00 0.148 49.00 2094.00 0.150 48.53 2095.00 0.152 48.08 2096.00 0.154 47.64 2097.00 0.156 47.21 2098.00 0.158 46.79 2099.00 0.161 46.38 2100.00 0.163 45.98 2101.00 0.165 45.60 2102.00 0.167 45.22 2103.00 0.169 44.85 2104.00 0.171 44.49 2105.00 0.173 44.14 2106.00 0.175 43.80 2107.00 0.177 43.46 2108.00 0.178 43.13 2109.00 0.180 42.81 2110.00 0.182 42.49 2111.00 0.184 42.19 2112.00 0.186 41.88 2113.00 0.188 41.58 2114.00 0.189 41.29 2115.00 0.191 41.01 2116.00 0.193 40.72 2117.00 0.194 40.45 2118.00 0.196 40.18 2119.00 0.198 39.91 2120.00 0.199 39.64 2121.00 0.201 39.39 2122.00 0.202 39.13 2123.00 0.204 38.88 2124.00 0.205 38.63 2125.00 0.207 38.39 2126.00 0.208 38.14 2127.00 0.209 37.91 2128.00 0.211 37.67 2129.00 0.212 37.44 2130.00 0.213 37.21 2131.00 0.214 36.98 2132.00 0.216 36.76 2133.00 0.217 36.54 2134.00 0.218 36.32 2135.00 0.219 36.10 2136.00 0.220 35.88 2137.00 0.221 35.67 2138.00 0.222 35.46 2139.00 0.223 35.25 2140.00 0.224 35.04 2141.00 0.225 34.84 2142.00 0.226 34.63 2143.00 0.226 34.43 2144.00 0.227 34.23 2145.00 0.228 34.03 2146.00 0.228 33.83 2147.00 0.229 33.63 2148.00 0.230 33.43 2149.00 0.230 33.24 2150.00 0.231 33.04 2151.00 0.231 32.85 2152.00 0.232 32.65 2153.00 0.232 32.46 2154.00 0.233 32.27 2155.00 0.233 32.08 2156.00 0.233 31.89 2157.00 0.233 31.70 2158.00 0.234 31.51 2159.00 0.234 31.32 2160.00 0.234 31.13 2161.00 0.234 30.94 2162.00 0.234 30.75 2163.00 0.234 30.56 2164.00 0.234 30.37 2165.00 0.234 30.18 2166.00 0.234 29.99 2167.00 0.233 29.80 2168.00 0.233 29.61 2169.00 0.233 29.42 2170.00 0.232 29.23 2171.00 0.232 29.03 2172.00 0.232 28.84 2173.00 0.231 28.65 2174.00 0.231 28.45
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:46:29 |