| WDS: | A2167 | WDS ID/Discoverer |
| P: | 109.400 | Orbital period (years) |
| a: | 0.228 | Semi-major axis (arcseconds) |
| i: | 119.5 | Inclination (degrees) |
| Ω: | 246.9 | Longitude of ascending node (degrees) |
| T: | 1924.800 | Epoch of periastron passage (year) |
| e: | 0.612 | Eccentricity |
| ω: | 270.3 | Longitude of periastron (degrees) |
| Start-Year: | 1970.3 | Year |
| End-Year: | 2079.7 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A2167 |
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| Position: | 135820.02+021314.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13583+0213 | WDS designation |
| Discoverer Code: | A2167 | Discover designation and components |
| ADS number: | 9073 | Aitken Double Star catalog |
| HD number: | 121908 | HD catalog number |
| Hipparcos number: | 68250 | Hipparcos catalog number |
| V1: | 9.27 | Magnitude of the primary |
| V2: | 9.64 | 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: | Hrt2010a | 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 0.145 67.54 -------------------------- 1970.30 0.184 174.81 1971.30 0.183 172.83 1972.30 0.183 170.85 1973.30 0.182 168.85 1974.30 0.182 166.84 1975.30 0.182 164.82 1976.30 0.181 162.79 1977.30 0.181 160.76 1978.30 0.181 158.73 1979.30 0.181 156.70 1980.30 0.181 154.66 1981.30 0.181 152.63 1982.30 0.181 150.61 1983.30 0.182 148.59 1984.30 0.182 146.58 1985.30 0.183 144.58 1986.30 0.183 142.59 1987.30 0.184 140.61 1988.30 0.185 138.65 1989.30 0.185 136.70 1990.30 0.186 134.77 1991.30 0.187 132.85 1992.30 0.188 130.96 1993.30 0.189 129.08 1994.30 0.190 127.22 1995.30 0.191 125.39 1996.30 0.192 123.57 1997.30 0.193 121.76 1998.30 0.194 119.98 1999.30 0.195 118.22 2000.30 0.196 116.47 2001.30 0.197 114.74 2002.30 0.198 113.03 2003.30 0.198 111.33 2004.30 0.199 109.65 2005.30 0.200 107.97 2006.30 0.200 106.31 2007.30 0.201 104.66 2008.30 0.201 103.01 2009.30 0.201 101.36 2010.30 0.201 99.72 2011.30 0.201 98.07 2012.30 0.201 96.42 2013.30 0.200 94.76 2014.30 0.199 93.09 2015.30 0.198 91.39 2016.30 0.196 89.67 2017.30 0.194 87.92 2018.30 0.191 86.13 2019.30 0.189 84.28 2020.30 0.185 82.37 2021.30 0.181 80.38 2022.30 0.176 78.29 2023.30 0.170 76.07 2024.30 0.164 73.68 2025.30 0.156 71.07 2026.30 0.147 68.16 2027.30 0.137 64.85 2028.30 0.125 60.96 2029.30 0.111 56.18 2030.30 0.096 49.97 2031.30 0.080 41.28 2032.30 0.063 27.88 2033.30 0.049 5.65 2034.30 0.044 332.79 2035.30 0.051 301.85 2036.30 0.066 282.09 2037.30 0.083 270.06 2038.30 0.100 262.07 2039.30 0.114 256.25 2040.30 0.128 251.70 2041.30 0.139 247.95 2042.30 0.149 244.73 2043.30 0.157 241.89 2044.30 0.165 239.32 2045.30 0.171 236.96 2046.30 0.176 234.75 2047.30 0.181 232.66 2048.30 0.185 230.67 2049.30 0.188 228.76 2050.30 0.191 226.91 2051.30 0.193 225.11 2052.30 0.195 223.34 2053.30 0.197 221.61 2054.30 0.198 219.90 2055.30 0.199 218.20 2056.30 0.199 216.52 2057.30 0.200 214.85 2058.30 0.200 213.18 2059.30 0.200 211.51 2060.30 0.200 209.84 2061.30 0.199 208.16 2062.30 0.199 206.48 2063.30 0.198 204.79 2064.30 0.197 203.08 2065.30 0.197 201.37 2066.30 0.196 199.64 2067.30 0.195 197.90 2068.30 0.194 196.14 2069.30 0.193 194.36 2070.30 0.192 192.56 2071.30 0.191 190.75 2072.30 0.190 188.92 2073.30 0.189 187.07 2074.30 0.188 185.20 2075.30 0.187 183.32 2076.30 0.187 181.41 2077.30 0.186 179.49 2078.30 0.185 177.55 2079.30 0.184 175.59
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 17:00:39 |