| WDS: | A668 | WDS ID/Discoverer |
| P: | 107.200 | Orbital period (years) |
| a: | 0.2013 | Semi-major axis (arcseconds) |
| i: | 40.9 | Inclination (degrees) |
| Ω: | 212.1 | Longitude of ascending node (degrees) |
| T: | 1983.390 | Epoch of periastron passage (year) |
| e: | 0.666 | Eccentricity |
| ω: | 324.1 | Longitude of periastron (degrees) |
| Start-Year: | 1971.4 | Year |
| End-Year: | 2078.6 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A668 |
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| Position: | 061526.16-090208.7 | Epoch-2000 right ascension and declination |
| WDS-ID: | 06154-0902 | WDS designation |
| Discoverer Code: | A668 | Discover designation and components |
| ADS number: | 4866 | Aitken Double Star catalog |
| HD number: | 43362 | HD catalog number |
| Hipparcos number: | 29705 | Hipparcos catalog number |
| V1: | 6.34 | Magnitude of the primary |
| V2: | 7.73 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 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: | Hrt1996a | 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 0.288 354.49 -------------------------- 1971.40 0.167 49.40 1972.40 0.156 52.34 1973.40 0.145 55.71 1974.40 0.134 59.66 1975.40 0.122 64.39 1976.40 0.109 70.18 1977.40 0.096 77.49 1978.40 0.084 87.02 1979.40 0.072 99.79 1980.40 0.063 116.91 1981.40 0.057 138.50 1982.40 0.058 162.01 1983.40 0.062 183.61 1984.40 0.068 201.68 1985.40 0.075 216.66 1986.40 0.080 229.42 1987.40 0.086 240.58 1988.40 0.091 250.49 1989.40 0.096 259.36 1990.40 0.101 267.32 1991.40 0.106 274.48 1992.40 0.112 280.91 1993.40 0.118 286.70 1994.40 0.124 291.93 1995.40 0.131 296.65 1996.40 0.137 300.94 1997.40 0.144 304.84 1998.40 0.150 308.40 1999.40 0.156 311.67 2000.40 0.163 314.68 2001.40 0.169 317.46 2002.40 0.176 320.05 2003.40 0.182 322.45 2004.40 0.188 324.70 2005.40 0.194 326.80 2006.40 0.200 328.78 2007.40 0.206 330.65 2008.40 0.211 332.42 2009.40 0.217 334.09 2010.40 0.222 335.69 2011.40 0.227 337.21 2012.40 0.232 338.66 2013.40 0.237 340.05 2014.40 0.242 341.38 2015.40 0.247 342.67 2016.40 0.251 343.90 2017.40 0.256 345.10 2018.40 0.260 346.25 2019.40 0.264 347.37 2020.40 0.268 348.45 2021.40 0.272 349.51 2022.40 0.275 350.53 2023.40 0.279 351.53 2024.40 0.282 352.51 2025.40 0.285 353.46 2026.40 0.288 354.40 2027.40 0.291 355.31 2028.40 0.294 356.21 2029.40 0.296 357.10 2030.40 0.298 357.96 2031.40 0.301 358.82 2032.40 0.303 359.66 2033.40 0.304 0.50 2034.40 0.306 1.32 2035.40 0.308 2.13 2036.40 0.309 2.94 2037.40 0.310 3.74 2038.40 0.311 4.54 2039.40 0.312 5.33 2040.40 0.313 6.11 2041.40 0.313 6.90 2042.40 0.313 7.68 2043.40 0.314 8.46 2044.40 0.314 9.24 2045.40 0.313 10.02 2046.40 0.313 10.80 2047.40 0.312 11.59 2048.40 0.311 12.38 2049.40 0.310 13.17 2050.40 0.309 13.97 2051.40 0.308 14.78 2052.40 0.306 15.59 2053.40 0.304 16.41 2054.40 0.302 17.25 2055.40 0.300 18.09 2056.40 0.298 18.95 2057.40 0.295 19.83 2058.40 0.292 20.72 2059.40 0.289 21.63 2060.40 0.285 22.56 2061.40 0.282 23.51 2062.40 0.278 24.49 2063.40 0.273 25.50 2064.40 0.269 26.55 2065.40 0.264 27.63 2066.40 0.259 28.75 2067.40 0.254 29.92 2068.40 0.248 31.14 2069.40 0.242 32.42 2070.40 0.235 33.77 2071.40 0.228 35.20 2072.40 0.221 36.71 2073.40 0.214 38.34 2074.40 0.206 40.08 2075.40 0.197 41.97 2076.40 0.188 44.04 2077.40 0.179 46.32 2078.40 0.169 48.85
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:45:04 |