| WDS: | A1835 | WDS ID/Discoverer |
| P: | 170.500 | Orbital period (years) |
| a: | 0.2171 | Semi-major axis (arcseconds) |
| i: | 52.1 | Inclination (degrees) |
| Ω: | 63.5 | Longitude of ascending node (degrees) |
| T: | 1959.300 | Epoch of periastron passage (year) |
| e: | 0.62 | Eccentricity |
| ω: | 136.2 | Longitude of periastron (degrees) |
| Start-Year: | 1939.75 | Year |
| End-Year: | 2110.25 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A1835 |
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| Position: | 042134.17+065827.5 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04216+0658 | WDS designation |
| Discoverer Code: | A1835 | Discover designation and components |
| ADS number: | 3151 | Aitken Double Star catalog |
| HD number: | 27597 | HD catalog number |
| Hipparcos number: | 20356 | Hipparcos catalog number |
| V1: | 8.74 | Magnitude of the primary |
| V2: | 9.81 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2024 | Date of last observation |
| Orbit grade: | 4 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Tok2024e | 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 0.259 21.77 -------------------------- 1939.75 0.177 76.15 1940.75 0.170 77.74 1941.75 0.162 79.48 1942.75 0.155 81.39 1943.75 0.147 83.50 1944.75 0.139 85.86 1945.75 0.130 88.52 1946.75 0.121 91.56 1947.75 0.112 95.08 1948.75 0.103 99.22 1949.75 0.094 104.16 1950.75 0.085 110.14 1951.75 0.077 117.50 1952.75 0.069 126.61 1953.75 0.062 137.83 1954.75 0.058 151.18 1955.75 0.056 166.07 1956.75 0.057 181.17 1957.75 0.061 195.13 1958.75 0.066 207.20 1959.75 0.072 217.34 1960.75 0.078 225.88 1961.75 0.084 233.18 1962.75 0.089 239.58 1963.75 0.094 245.31 1964.75 0.098 250.55 1965.75 0.101 255.43 1966.75 0.103 260.05 1967.75 0.105 264.46 1968.75 0.107 268.70 1969.75 0.109 272.82 1970.75 0.110 276.83 1971.75 0.111 280.74 1972.75 0.113 284.56 1973.75 0.114 288.31 1974.75 0.115 291.97 1975.75 0.116 295.55 1976.75 0.118 299.04 1977.75 0.119 302.45 1978.75 0.121 305.77 1979.75 0.123 308.99 1980.75 0.125 312.13 1981.75 0.127 315.16 1982.75 0.129 318.10 1983.75 0.131 320.94 1984.75 0.134 323.68 1985.75 0.136 326.32 1986.75 0.139 328.87 1987.75 0.141 331.32 1988.75 0.144 333.68 1989.75 0.147 335.94 1990.75 0.150 338.12 1991.75 0.153 340.22 1992.75 0.156 342.24 1993.75 0.159 344.17 1994.75 0.162 346.04 1995.75 0.165 347.83 1996.75 0.168 349.55 1997.75 0.172 351.21 1998.75 0.175 352.81 1999.75 0.178 354.35 2000.75 0.181 355.83 2001.75 0.185 357.27 2002.75 0.188 358.65 2003.75 0.191 359.98 2004.75 0.194 1.27 2005.75 0.198 2.52 2006.75 0.201 3.73 2007.75 0.204 4.90 2008.75 0.207 6.03 2009.75 0.211 7.13 2010.75 0.214 8.19 2011.75 0.217 9.23 2012.75 0.220 10.23 2013.75 0.223 11.21 2014.75 0.226 12.16 2015.75 0.229 13.09 2016.75 0.232 13.99 2017.75 0.235 14.87 2018.75 0.238 15.73 2019.75 0.241 16.57 2020.75 0.243 17.39 2021.75 0.246 18.19 2022.75 0.249 18.97 2023.75 0.252 19.74 2024.75 0.254 20.49 2025.75 0.257 21.22 2026.75 0.259 21.94 2027.75 0.262 22.65 2028.75 0.264 23.35 2029.75 0.266 24.03 2030.75 0.269 24.70 2031.75 0.271 25.36 2032.75 0.273 26.00 2033.75 0.275 26.64 2034.75 0.277 27.27 2035.75 0.279 27.89 2036.75 0.281 28.50 2037.75 0.283 29.10 2038.75 0.285 29.69 2039.75 0.287 30.28 2040.75 0.289 30.86 2041.75 0.290 31.43 2042.75 0.292 31.99 2043.75 0.293 32.55 2044.75 0.295 33.11 2045.75 0.296 33.66 2046.75 0.298 34.20 2047.75 0.299 34.74 2048.75 0.300 35.28 2049.75 0.301 35.81 2050.75 0.302 36.33 2051.75 0.303 36.86 2052.75 0.304 37.38 2053.75 0.305 37.89 2054.75 0.306 38.41 2055.75 0.306 38.92 2056.75 0.307 39.43 2057.75 0.307 39.94 2058.75 0.308 40.45 2059.75 0.308 40.95 2060.75 0.309 41.46 2061.75 0.309 41.96 2062.75 0.309 42.46 2063.75 0.309 42.97 2064.75 0.309 43.47 2065.75 0.309 43.97 2066.75 0.308 44.48 2067.75 0.308 44.98 2068.75 0.308 45.49 2069.75 0.307 45.99 2070.75 0.307 46.50 2071.75 0.306 47.02 2072.75 0.305 47.53 2073.75 0.304 48.05 2074.75 0.303 48.57 2075.75 0.302 49.09 2076.75 0.301 49.62 2077.75 0.299 50.15 2078.75 0.298 50.69 2079.75 0.296 51.23 2080.75 0.295 51.78 2081.75 0.293 52.34 2082.75 0.291 52.90 2083.75 0.289 53.47 2084.75 0.287 54.05 2085.75 0.285 54.64 2086.75 0.282 55.23 2087.75 0.280 55.84 2088.75 0.277 56.46 2089.75 0.274 57.09 2090.75 0.271 57.74 2091.75 0.268 58.40 2092.75 0.265 59.07 2093.75 0.261 59.77 2094.75 0.258 60.48 2095.75 0.254 61.21 2096.75 0.250 61.97 2097.75 0.246 62.75 2098.75 0.242 63.55 2099.75 0.237 64.39 2100.75 0.232 65.26 2101.75 0.228 66.17 2102.75 0.222 67.11 2103.75 0.217 68.11 2104.75 0.212 69.15 2105.75 0.206 70.25 2106.75 0.200 71.42 2107.75 0.194 72.65 2108.75 0.187 73.98 2109.75 0.180 75.40
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 15:21:51 |