| WDS: | A893 | WDS ID/Discoverer |
| P: | 105.900 | Orbital period (years) |
| a: | 0.225 | Semi-major axis (arcseconds) |
| i: | 147.7 | Inclination (degrees) |
| Ω: | 195.3 | Longitude of ascending node (degrees) |
| T: | 1990.800 | Epoch of periastron passage (year) |
| e: | 0.438 | Eccentricity |
| ω: | 190.1 | Longitude of periastron (degrees) |
| Start-Year: | 1972.05 | Year |
| End-Year: | 2077.95 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A893 |
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| Position: | 220509.05+295203.2 | Epoch-2000 right ascension and declination |
| WDS-ID: | 22052+2952 | WDS designation |
| Discoverer Code: | A893 | Discover designation and components |
| ADS number: | 15610 | Aitken Double Star catalog |
| HD number: | 209745 | HD catalog number |
| Hipparcos number: | 109018 | Hipparcos catalog number |
| V1: | 9.10 | Magnitude of the primary |
| V2: | 10.37 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2012 | Date of last observation |
| Orbit grade: | 3 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | FMR2014a | 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 0.295 209.63 -------------------------- 1972.05 0.191 122.68 1973.05 0.185 118.98 1974.05 0.179 115.03 1975.05 0.173 110.81 1976.05 0.168 106.30 1977.05 0.162 101.50 1978.05 0.157 96.37 1979.05 0.153 90.92 1980.05 0.148 85.14 1981.05 0.144 79.03 1982.05 0.141 72.61 1983.05 0.138 65.89 1984.05 0.136 58.91 1985.05 0.134 51.69 1986.05 0.132 44.26 1987.05 0.130 36.65 1988.05 0.129 28.88 1989.05 0.128 20.96 1990.05 0.127 12.89 1991.05 0.126 4.67 1992.05 0.125 356.32 1993.05 0.124 347.86 1994.05 0.124 339.34 1995.05 0.124 330.82 1996.05 0.125 322.39 1997.05 0.127 314.16 1998.05 0.130 306.23 1999.05 0.133 298.68 2000.05 0.138 291.57 2001.05 0.143 284.93 2002.05 0.149 278.79 2003.05 0.155 273.11 2004.05 0.162 267.89 2005.05 0.168 263.08 2006.05 0.175 258.65 2007.05 0.183 254.57 2008.05 0.190 250.80 2009.05 0.197 247.30 2010.05 0.204 244.04 2011.05 0.211 241.01 2012.05 0.218 238.16 2013.05 0.225 235.49 2014.05 0.231 232.98 2015.05 0.238 230.60 2016.05 0.244 228.34 2017.05 0.250 226.19 2018.05 0.256 224.15 2019.05 0.261 222.19 2020.05 0.266 220.31 2021.05 0.271 218.50 2022.05 0.276 216.75 2023.05 0.281 215.07 2024.05 0.285 213.43 2025.05 0.289 211.85 2026.05 0.293 210.31 2027.05 0.297 208.80 2028.05 0.300 207.34 2029.05 0.303 205.90 2030.05 0.306 204.49 2031.05 0.309 203.11 2032.05 0.311 201.75 2033.05 0.313 200.41 2034.05 0.315 199.08 2035.05 0.317 197.78 2036.05 0.319 196.48 2037.05 0.320 195.20 2038.05 0.321 193.92 2039.05 0.322 192.66 2040.05 0.322 191.39 2041.05 0.322 190.13 2042.05 0.323 188.88 2043.05 0.322 187.62 2044.05 0.322 186.36 2045.05 0.321 185.10 2046.05 0.321 183.83 2047.05 0.320 182.55 2048.05 0.318 181.26 2049.05 0.317 179.97 2050.05 0.315 178.66 2051.05 0.313 177.33 2052.05 0.311 175.99 2053.05 0.309 174.63 2054.05 0.306 173.25 2055.05 0.303 171.84 2056.05 0.300 170.40 2057.05 0.297 168.94 2058.05 0.294 167.44 2059.05 0.290 165.90 2060.05 0.286 164.33 2061.05 0.282 162.71 2062.05 0.278 161.05 2063.05 0.274 159.33 2064.05 0.269 157.55 2065.05 0.264 155.72 2066.05 0.259 153.81 2067.05 0.254 151.83 2068.05 0.249 149.76 2069.05 0.244 147.61 2070.05 0.238 145.35 2071.05 0.232 142.99 2072.05 0.227 140.50 2073.05 0.221 137.89 2074.05 0.215 135.13 2075.05 0.209 132.20 2076.05 0.202 129.11 2077.05 0.196 125.82
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:35:42 |