| WDS: | A222 | WDS ID/Discoverer |
| P: | 155.080 | Orbital period (years) |
| a: | 0.32 | Semi-major axis (arcseconds) |
| i: | 123.5 | Inclination (degrees) |
| Ω: | 191.1 | Longitude of ascending node (degrees) |
| T: | 1963.430 | Epoch of periastron passage (year) |
| e: | 0.367 | Eccentricity |
| ω: | 40.3 | Longitude of periastron (degrees) |
| Start-Year: | 1947.46 | Year |
| End-Year: | 2102.54 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A222 |
||
| Position: | 092602.33+283901.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 09260+2839 | WDS designation |
| Discoverer Code: | A222 | Discover designation and components |
| ADS number: | 7365 | Aitken Double Star catalog |
| HD number: | 81387 | HD catalog number |
| Hipparcos number: | 46269 | Hipparcos catalog number |
| V1: | 9.13 | Magnitude of the primary |
| V2: | 9.41 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2009 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Hrt2014b | 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 0.403 357.73 -------------------------- 1947.46 0.223 211.15 1948.46 0.224 208.71 1949.46 0.225 206.28 1950.46 0.225 203.87 1951.46 0.224 201.45 1952.46 0.223 199.01 1953.46 0.222 196.55 1954.46 0.220 194.05 1955.46 0.217 191.49 1956.46 0.213 188.85 1957.46 0.209 186.11 1958.46 0.204 183.25 1959.46 0.198 180.24 1960.46 0.192 177.04 1961.46 0.185 173.61 1962.46 0.178 169.92 1963.46 0.170 165.89 1964.46 0.163 161.48 1965.46 0.155 156.63 1966.46 0.147 151.26 1967.46 0.140 145.33 1968.46 0.134 138.81 1969.46 0.129 131.71 1970.46 0.125 124.09 1971.46 0.123 116.10 1972.46 0.122 107.95 1973.46 0.124 99.88 1974.46 0.127 92.11 1975.46 0.132 84.83 1976.46 0.138 78.15 1977.46 0.146 72.10 1978.46 0.154 66.68 1979.46 0.163 61.83 1980.46 0.173 57.51 1981.46 0.183 53.65 1982.46 0.193 50.19 1983.46 0.203 47.08 1984.46 0.213 44.26 1985.46 0.223 41.70 1986.46 0.233 39.36 1987.46 0.243 37.21 1988.46 0.253 35.22 1989.46 0.262 33.38 1990.46 0.271 31.66 1991.46 0.280 30.06 1992.46 0.289 28.55 1993.46 0.297 27.12 1994.46 0.305 25.77 1995.46 0.312 24.49 1996.46 0.320 23.27 1997.46 0.327 22.10 1998.46 0.333 20.97 1999.46 0.340 19.90 2000.46 0.346 18.86 2001.46 0.351 17.85 2002.46 0.357 16.88 2003.46 0.362 15.93 2004.46 0.367 15.01 2005.46 0.371 14.11 2006.46 0.375 13.24 2007.46 0.379 12.38 2008.46 0.383 11.54 2009.46 0.386 10.71 2010.46 0.389 9.90 2011.46 0.392 9.10 2012.46 0.394 8.31 2013.46 0.397 7.53 2014.46 0.398 6.76 2015.46 0.400 5.99 2016.46 0.402 5.23 2017.46 0.403 4.48 2018.46 0.404 3.73 2019.46 0.404 2.98 2020.46 0.405 2.24 2021.46 0.405 1.49 2022.46 0.405 0.75 2023.46 0.405 0.00 2024.46 0.404 359.26 2025.46 0.404 358.51 2026.46 0.403 357.76 2027.46 0.402 357.01 2028.46 0.400 356.25 2029.46 0.399 355.48 2030.46 0.397 354.71 2031.46 0.395 353.94 2032.46 0.393 353.15 2033.46 0.391 352.36 2034.46 0.388 351.55 2035.46 0.386 350.74 2036.46 0.383 349.91 2037.46 0.380 349.07 2038.46 0.377 348.22 2039.46 0.374 347.36 2040.46 0.370 346.47 2041.46 0.367 345.57 2042.46 0.363 344.66 2043.46 0.359 343.72 2044.46 0.355 342.76 2045.46 0.351 341.78 2046.46 0.347 340.78 2047.46 0.342 339.75 2048.46 0.338 338.69 2049.46 0.333 337.61 2050.46 0.328 336.49 2051.46 0.324 335.35 2052.46 0.319 334.16 2053.46 0.314 332.94 2054.46 0.309 331.68 2055.46 0.304 330.38 2056.46 0.299 329.04 2057.46 0.294 327.65 2058.46 0.288 326.21 2059.46 0.283 324.71 2060.46 0.278 323.16 2061.46 0.273 321.55 2062.46 0.268 319.88 2063.46 0.263 318.15 2064.46 0.257 316.34 2065.46 0.252 314.46 2066.46 0.247 312.51 2067.46 0.243 310.48 2068.46 0.238 308.36 2069.46 0.233 306.16 2070.46 0.229 303.88 2071.46 0.225 301.50 2072.46 0.221 299.04 2073.46 0.217 296.48 2074.46 0.213 293.84 2075.46 0.210 291.11 2076.46 0.207 288.29 2077.46 0.204 285.39 2078.46 0.201 282.42 2079.46 0.199 279.37 2080.46 0.197 276.27 2081.46 0.196 273.12 2082.46 0.195 269.92 2083.46 0.194 266.70 2084.46 0.194 263.46 2085.46 0.194 260.21 2086.46 0.194 256.97 2087.46 0.195 253.75 2088.46 0.196 250.55 2089.46 0.197 247.39 2090.46 0.199 244.28 2091.46 0.201 241.22 2092.46 0.203 238.22 2093.46 0.205 235.27 2094.46 0.207 232.39 2095.46 0.209 229.57 2096.46 0.211 226.81 2097.46 0.214 224.11 2098.46 0.216 221.46 2099.46 0.218 218.87 2100.46 0.220 216.32 2101.46 0.222 213.82 2102.46 0.223 211.35
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 16:18:07 |