| WDS: | A2122 | WDS ID/Discoverer |
| P: | 263.500 | Orbital period (years) |
| a: | 0.192 | Semi-major axis (arcseconds) |
| i: | 136.8 | Inclination (degrees) |
| Ω: | 144.2 | Longitude of ascending node (degrees) |
| T: | 2021.720 | Epoch of periastron passage (year) |
| e: | 0.582 | Eccentricity |
| ω: | 187.7 | Longitude of periastron (degrees) |
| Start-Year: | 1893.25 | Year |
| End-Year: | 2156.75 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A2122 |
||
| Position: | 071115.15-103229.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 07113-1032 | WDS designation |
| Discoverer Code: | A2122 | Discover designation and components |
| ADS number: | 5857 | Aitken Double Star catalog |
| HD number: | 55118 | HD catalog number |
| Hipparcos number: | 34702 | Hipparcos catalog number |
| V1: | 8.6 | Magnitude of the primary |
| V2: | 8.6 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2019 | 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: | Tok2020g | 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 0.077 295.32 -------------------------- 1893.25 0.302 137.50 1894.25 0.302 137.17 1895.25 0.301 136.84 1896.25 0.301 136.51 1897.25 0.301 136.18 1898.25 0.300 135.85 1899.25 0.300 135.52 1900.25 0.299 135.19 1901.25 0.299 134.85 1902.25 0.298 134.52 1903.25 0.298 134.18 1904.25 0.297 133.84 1905.25 0.296 133.50 1906.25 0.296 133.16 1907.25 0.295 132.82 1908.25 0.294 132.48 1909.25 0.293 132.13 1910.25 0.293 131.78 1911.25 0.292 131.43 1912.25 0.291 131.08 1913.25 0.290 130.73 1914.25 0.289 130.37 1915.25 0.288 130.01 1916.25 0.287 129.65 1917.25 0.286 129.29 1918.25 0.285 128.92 1919.25 0.284 128.55 1920.25 0.283 128.18 1921.25 0.281 127.80 1922.25 0.280 127.43 1923.25 0.279 127.04 1924.25 0.278 126.66 1925.25 0.276 126.27 1926.25 0.275 125.88 1927.25 0.274 125.48 1928.25 0.272 125.08 1929.25 0.271 124.68 1930.25 0.269 124.27 1931.25 0.268 123.85 1932.25 0.266 123.43 1933.25 0.265 123.01 1934.25 0.263 122.58 1935.25 0.261 122.15 1936.25 0.260 121.71 1937.25 0.258 121.26 1938.25 0.256 120.81 1939.25 0.255 120.35 1940.25 0.253 119.89 1941.25 0.251 119.42 1942.25 0.249 118.94 1943.25 0.247 118.45 1944.25 0.245 117.96 1945.25 0.243 117.46 1946.25 0.241 116.95 1947.25 0.239 116.43 1948.25 0.237 115.90 1949.25 0.235 115.37 1950.25 0.233 114.82 1951.25 0.230 114.26 1952.25 0.228 113.70 1953.25 0.226 113.12 1954.25 0.224 112.52 1955.25 0.221 111.92 1956.25 0.219 111.30 1957.25 0.216 110.67 1958.25 0.214 110.03 1959.25 0.212 109.37 1960.25 0.209 108.69 1961.25 0.206 108.00 1962.25 0.204 107.29 1963.25 0.201 106.57 1964.25 0.199 105.82 1965.25 0.196 105.05 1966.25 0.193 104.27 1967.25 0.191 103.46 1968.25 0.188 102.62 1969.25 0.185 101.76 1970.25 0.182 100.88 1971.25 0.179 99.97 1972.25 0.177 99.02 1973.25 0.174 98.05 1974.25 0.171 97.04 1975.25 0.168 96.00 1976.25 0.165 94.92 1977.25 0.162 93.80 1978.25 0.159 92.64 1979.25 0.156 91.44 1980.25 0.153 90.19 1981.25 0.150 88.88 1982.25 0.147 87.52 1983.25 0.144 86.11 1984.25 0.141 84.63 1985.25 0.138 83.09 1986.25 0.135 81.48 1987.25 0.132 79.80 1988.25 0.129 78.03 1989.25 0.126 76.18 1990.25 0.123 74.25 1991.25 0.120 72.21 1992.25 0.117 70.08 1993.25 0.114 67.83 1994.25 0.111 65.48 1995.25 0.108 63.00 1996.25 0.106 60.40 1997.25 0.103 57.67 1998.25 0.101 54.81 1999.25 0.099 51.80 2000.25 0.096 48.66 2001.25 0.094 45.37 2002.25 0.092 41.94 2003.25 0.091 38.37 2004.25 0.089 34.66 2005.25 0.088 30.82 2006.25 0.086 26.86 2007.25 0.085 22.80 2008.25 0.084 18.64 2009.25 0.084 14.39 2010.25 0.083 10.08 2011.25 0.083 5.72 2012.25 0.082 1.31 2013.25 0.082 356.88 2014.25 0.082 352.43 2015.25 0.082 347.96 2016.25 0.082 343.49 2017.25 0.081 338.99 2018.25 0.081 334.48 2019.25 0.081 329.95 2020.25 0.081 325.38 2021.25 0.080 320.76 2022.25 0.080 316.08 2023.25 0.079 311.34 2024.25 0.078 306.51 2025.25 0.078 301.59 2026.25 0.077 296.58 2027.25 0.076 291.49 2028.25 0.076 286.33 2029.25 0.075 281.11 2030.25 0.075 275.85 2031.25 0.075 270.60 2032.25 0.076 265.39 2033.25 0.077 260.25 2034.25 0.078 255.22 2035.25 0.079 250.34 2036.25 0.080 245.63 2037.25 0.082 241.12 2038.25 0.084 236.82 2039.25 0.087 232.74 2040.25 0.089 228.88 2041.25 0.092 225.24 2042.25 0.095 221.82 2043.25 0.098 218.61 2044.25 0.101 215.60 2045.25 0.104 212.76 2046.25 0.108 210.11 2047.25 0.111 207.61 2048.25 0.114 205.26 2049.25 0.118 203.05 2050.25 0.121 200.97 2051.25 0.125 199.00 2052.25 0.129 197.14 2053.25 0.132 195.39 2054.25 0.136 193.72 2055.25 0.139 192.14 2056.25 0.143 190.64 2057.25 0.146 189.21 2058.25 0.150 187.84 2059.25 0.153 186.54 2060.25 0.157 185.30 2061.25 0.160 184.10 2062.25 0.163 182.96 2063.25 0.167 181.87 2064.25 0.170 180.81 2065.25 0.173 179.80 2066.25 0.176 178.82 2067.25 0.180 177.88 2068.25 0.183 176.97 2069.25 0.186 176.09 2070.25 0.189 175.24 2071.25 0.192 174.42 2072.25 0.195 173.62 2073.25 0.198 172.84 2074.25 0.201 172.09 2075.25 0.204 171.36 2076.25 0.206 170.65 2077.25 0.209 169.96 2078.25 0.212 169.29 2079.25 0.215 168.63 2080.25 0.217 167.99 2081.25 0.220 167.36 2082.25 0.222 166.75 2083.25 0.225 166.15 2084.25 0.227 165.57 2085.25 0.230 165.00 2086.25 0.232 164.44 2087.25 0.234 163.89 2088.25 0.237 163.35 2089.25 0.239 162.82 2090.25 0.241 162.30 2091.25 0.243 161.79 2092.25 0.245 161.29 2093.25 0.247 160.80 2094.25 0.249 160.32 2095.25 0.251 159.84 2096.25 0.253 159.37 2097.25 0.255 158.91 2098.25 0.257 158.46 2099.25 0.259 158.01 2100.25 0.261 157.56 2101.25 0.263 157.13 2102.25 0.264 156.70 2103.25 0.266 156.27 2104.25 0.268 155.85 2105.25 0.269 155.44 2106.25 0.271 155.03 2107.25 0.272 154.62 2108.25 0.274 154.22 2109.25 0.275 153.83 2110.25 0.277 153.43 2111.25 0.278 153.05 2112.25 0.279 152.66 2113.25 0.280 152.28 2114.25 0.282 151.90 2115.25 0.283 151.53 2116.25 0.284 151.16 2117.25 0.285 150.79 2118.25 0.286 150.42 2119.25 0.287 150.06 2120.25 0.288 149.70 2121.25 0.289 149.34 2122.25 0.290 148.99 2123.25 0.291 148.63 2124.25 0.292 148.28 2125.25 0.293 147.93 2126.25 0.294 147.59 2127.25 0.295 147.24 2128.25 0.295 146.90 2129.25 0.296 146.56 2130.25 0.297 146.22 2131.25 0.297 145.88 2132.25 0.298 145.54 2133.25 0.298 145.21 2134.25 0.299 144.87 2135.25 0.300 144.54 2136.25 0.300 144.21 2137.25 0.300 143.87 2138.25 0.301 143.54 2139.25 0.301 143.21 2140.25 0.301 142.89 2141.25 0.302 142.56 2142.25 0.302 142.23 2143.25 0.302 141.90 2144.25 0.302 141.58 2145.25 0.303 141.25 2146.25 0.303 140.92 2147.25 0.303 140.60 2148.25 0.303 140.27 2149.25 0.303 139.95 2150.25 0.303 139.62 2151.25 0.303 139.29 2152.25 0.303 138.97 2153.25 0.302 138.64 2154.25 0.302 138.32 2155.25 0.302 137.99 2156.25 0.302 137.66
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:55:23 |