| WDS: | RST4454AB | WDS ID/Discoverer |
| P: | 164.550 | Orbital period (years) |
| a: | 0.273 | Semi-major axis (arcseconds) |
| i: | 86.9 | Inclination (degrees) |
| Ω: | 221.3 | Longitude of ascending node (degrees) |
| T: | 1957.190 | Epoch of periastron passage (year) |
| e: | 0.306 | Eccentricity |
| ω: | 243.1 | Longitude of periastron (degrees) |
| Start-Year: | 1942.725 | Year |
| End-Year: | 2107.275 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for RST4454AB |
||
| Position: | 101817.75-032626.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 10183-0326 | WDS designation |
| Discoverer Code: | RST4454AB | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 89334 | HD catalog number |
| Hipparcos number: | . | Hipparcos catalog number |
| V1: | 9.9 | Magnitude of the primary |
| V2: | 9.9 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2010 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | n | Flags |
| Ephemerides: | Ephemerides | |
| Code: | Hrt2011d | 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 0.239 224.63 -------------------------- 1942.72 0.212 41.59 1943.72 0.207 41.78 1944.72 0.202 41.98 1945.72 0.197 42.19 1946.72 0.190 42.42 1947.72 0.183 42.66 1948.72 0.176 42.92 1949.72 0.167 43.20 1950.72 0.158 43.52 1951.72 0.149 43.88 1952.72 0.138 44.29 1953.72 0.128 44.76 1954.72 0.116 45.33 1955.72 0.104 46.02 1956.72 0.092 46.89 1957.72 0.079 48.04 1958.72 0.066 49.63 1959.72 0.053 52.00 1960.72 0.040 55.94 1961.72 0.027 63.73 1962.72 0.015 84.64 1963.72 0.011 146.57 1964.72 0.020 189.09 1965.72 0.032 202.24 1966.72 0.046 207.92 1967.72 0.059 211.04 1968.72 0.072 213.02 1969.72 0.085 214.38 1970.72 0.098 215.39 1971.72 0.110 216.17 1972.72 0.122 216.79 1973.72 0.134 217.30 1974.72 0.146 217.73 1975.72 0.157 218.10 1976.72 0.167 218.42 1977.72 0.177 218.70 1978.72 0.187 218.95 1979.72 0.197 219.18 1980.72 0.206 219.39 1981.72 0.214 219.58 1982.72 0.222 219.76 1983.72 0.230 219.92 1984.72 0.237 220.08 1985.72 0.244 220.22 1986.72 0.250 220.36 1987.72 0.256 220.49 1988.72 0.262 220.62 1989.72 0.267 220.74 1990.72 0.271 220.85 1991.72 0.276 220.96 1992.72 0.280 221.07 1993.72 0.283 221.18 1994.72 0.287 221.28 1995.72 0.290 221.38 1996.72 0.292 221.48 1997.72 0.294 221.58 1998.72 0.296 221.68 1999.72 0.298 221.77 2000.72 0.299 221.87 2001.72 0.300 221.96 2002.72 0.300 222.05 2003.72 0.300 222.15 2004.72 0.300 222.24 2005.72 0.300 222.33 2006.72 0.299 222.43 2007.72 0.299 222.52 2008.72 0.297 222.61 2009.72 0.296 222.71 2010.72 0.294 222.81 2011.72 0.292 222.90 2012.72 0.290 223.00 2013.72 0.288 223.10 2014.72 0.285 223.20 2015.72 0.282 223.31 2016.72 0.279 223.41 2017.72 0.276 223.52 2018.72 0.273 223.64 2019.72 0.269 223.75 2020.72 0.265 223.87 2021.72 0.261 223.99 2022.72 0.257 224.11 2023.72 0.252 224.24 2024.72 0.248 224.38 2025.72 0.243 224.52 2026.72 0.238 224.66 2027.72 0.233 224.81 2028.72 0.228 224.97 2029.72 0.222 225.14 2030.72 0.217 225.31 2031.72 0.211 225.50 2032.72 0.205 225.69 2033.72 0.199 225.90 2034.72 0.193 226.12 2035.72 0.187 226.35 2036.72 0.180 226.60 2037.72 0.174 226.87 2038.72 0.167 227.16 2039.72 0.160 227.47 2040.72 0.154 227.81 2041.72 0.147 228.18 2042.72 0.140 228.59 2043.72 0.133 229.04 2044.72 0.126 229.55 2045.72 0.118 230.11 2046.72 0.111 230.75 2047.72 0.104 231.48 2048.72 0.096 232.31 2049.72 0.089 233.29 2050.72 0.082 234.45 2051.72 0.074 235.84 2052.72 0.067 237.54 2053.72 0.059 239.68 2054.72 0.052 242.42 2055.72 0.045 246.07 2056.72 0.037 251.11 2057.72 0.031 258.40 2058.72 0.025 269.39 2059.72 0.020 286.12 2060.72 0.018 309.03 2061.72 0.020 332.84 2062.72 0.024 351.11 2063.72 0.029 3.25 2064.72 0.036 11.24 2065.72 0.043 16.70 2066.72 0.050 20.62 2067.72 0.057 23.55 2068.72 0.065 25.80 2069.72 0.072 27.60 2070.72 0.080 29.06 2071.72 0.087 30.27 2072.72 0.094 31.29 2073.72 0.102 32.16 2074.72 0.109 32.92 2075.72 0.116 33.59 2076.72 0.123 34.17 2077.72 0.130 34.70 2078.72 0.137 35.17 2079.72 0.143 35.60 2080.72 0.150 35.99 2081.72 0.156 36.35 2082.72 0.162 36.68 2083.72 0.168 36.99 2084.72 0.174 37.27 2085.72 0.180 37.54 2086.72 0.185 37.79 2087.72 0.190 38.03 2088.72 0.195 38.26 2089.72 0.199 38.48 2090.72 0.203 38.68 2091.72 0.207 38.88 2092.72 0.211 39.07 2093.72 0.214 39.26 2094.72 0.217 39.44 2095.72 0.219 39.62 2096.72 0.221 39.79 2097.72 0.223 39.96 2098.72 0.224 40.13 2099.72 0.225 40.29 2100.72 0.225 40.46 2101.72 0.224 40.63 2102.72 0.224 40.79 2103.72 0.222 40.96 2104.72 0.220 41.13 2105.72 0.217 41.31 2106.72 0.214 41.49
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:26:15 |