| WDS: | A1840AB | WDS ID/Discoverer |
| P: | 247.000 | Orbital period (years) |
| a: | 0.267 | Semi-major axis (arcseconds) |
| i: | 145.3 | Inclination (degrees) |
| Ω: | 118.2 | Longitude of ascending node (degrees) |
| T: | 1996.200 | Epoch of periastron passage (year) |
| e: | 0.404 | Eccentricity |
| ω: | 53.8 | Longitude of periastron (degrees) |
| Start-Year: | 1901.5 | Year |
| End-Year: | 2148.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for A1840AB |
||
| Position: | 043609.34+081332.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 04362+0814 | WDS designation |
| Discoverer Code: | A1840AB | Discover designation and components |
| ADS number: | 3326 | Aitken Double Star catalog |
| HD number: | 29196 | HD catalog number |
| Hipparcos number: | 21434 | Hipparcos catalog number |
| V1: | 8.37 | Magnitude of the primary |
| V2: | 8.91 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2008 | 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 0.208 330.26 -------------------------- 1901.50 0.302 227.65 1902.50 0.300 226.79 1903.50 0.299 225.92 1904.50 0.297 225.04 1905.50 0.296 224.15 1906.50 0.295 223.26 1907.50 0.293 222.35 1908.50 0.292 221.44 1909.50 0.291 220.52 1910.50 0.289 219.59 1911.50 0.288 218.65 1912.50 0.286 217.70 1913.50 0.285 216.74 1914.50 0.283 215.78 1915.50 0.282 214.80 1916.50 0.281 213.81 1917.50 0.279 212.81 1918.50 0.278 211.80 1919.50 0.276 210.78 1920.50 0.275 209.75 1921.50 0.273 208.71 1922.50 0.272 207.66 1923.50 0.270 206.60 1924.50 0.269 205.52 1925.50 0.267 204.43 1926.50 0.266 203.34 1927.50 0.265 202.23 1928.50 0.263 201.10 1929.50 0.262 199.97 1930.50 0.260 198.82 1931.50 0.259 197.66 1932.50 0.257 196.48 1933.50 0.256 195.30 1934.50 0.254 194.10 1935.50 0.253 192.88 1936.50 0.252 191.66 1937.50 0.250 190.41 1938.50 0.249 189.16 1939.50 0.247 187.89 1940.50 0.246 186.60 1941.50 0.245 185.30 1942.50 0.243 183.99 1943.50 0.242 182.66 1944.50 0.240 181.32 1945.50 0.239 179.95 1946.50 0.238 178.58 1947.50 0.236 177.19 1948.50 0.235 175.78 1949.50 0.233 174.35 1950.50 0.232 172.91 1951.50 0.231 171.45 1952.50 0.229 169.97 1953.50 0.228 168.48 1954.50 0.226 166.96 1955.50 0.225 165.43 1956.50 0.224 163.88 1957.50 0.222 162.30 1958.50 0.221 160.71 1959.50 0.219 159.10 1960.50 0.218 157.46 1961.50 0.216 155.80 1962.50 0.215 154.12 1963.50 0.213 152.42 1964.50 0.212 150.69 1965.50 0.210 148.93 1966.50 0.209 147.15 1967.50 0.207 145.34 1968.50 0.205 143.49 1969.50 0.203 141.62 1970.50 0.202 139.71 1971.50 0.200 137.77 1972.50 0.198 135.80 1973.50 0.196 133.78 1974.50 0.194 131.72 1975.50 0.192 129.62 1976.50 0.190 127.48 1977.50 0.188 125.28 1978.50 0.185 123.03 1979.50 0.183 120.72 1980.50 0.181 118.36 1981.50 0.178 115.93 1982.50 0.176 113.43 1983.50 0.173 110.86 1984.50 0.170 108.21 1985.50 0.168 105.47 1986.50 0.165 102.65 1987.50 0.162 99.74 1988.50 0.160 96.73 1989.50 0.157 93.61 1990.50 0.154 90.39 1991.50 0.152 87.06 1992.50 0.149 83.61 1993.50 0.147 80.05 1994.50 0.145 76.37 1995.50 0.143 72.59 1996.50 0.141 68.70 1997.50 0.139 64.71 1998.50 0.138 60.64 1999.50 0.137 56.49 2000.50 0.136 52.29 2001.50 0.136 48.05 2002.50 0.136 43.80 2003.50 0.136 39.55 2004.50 0.137 35.34 2005.50 0.138 31.18 2006.50 0.139 27.09 2007.50 0.141 23.09 2008.50 0.143 19.19 2009.50 0.145 15.41 2010.50 0.148 11.76 2011.50 0.151 8.25 2012.50 0.154 4.87 2013.50 0.157 1.62 2014.50 0.160 358.52 2015.50 0.164 355.54 2016.50 0.168 352.70 2017.50 0.172 349.98 2018.50 0.175 347.39 2019.50 0.179 344.91 2020.50 0.184 342.53 2021.50 0.188 340.27 2022.50 0.192 338.09 2023.50 0.196 336.01 2024.50 0.200 334.02 2025.50 0.204 332.10 2026.50 0.208 330.26 2027.50 0.212 328.49 2028.50 0.216 326.78 2029.50 0.220 325.14 2030.50 0.224 323.56 2031.50 0.228 322.03 2032.50 0.232 320.55 2033.50 0.235 319.12 2034.50 0.239 317.73 2035.50 0.243 316.38 2036.50 0.246 315.08 2037.50 0.250 313.81 2038.50 0.253 312.57 2039.50 0.257 311.37 2040.50 0.260 310.20 2041.50 0.263 309.06 2042.50 0.266 307.94 2043.50 0.269 306.86 2044.50 0.272 305.79 2045.50 0.275 304.75 2046.50 0.278 303.73 2047.50 0.281 302.73 2048.50 0.284 301.75 2049.50 0.286 300.79 2050.50 0.289 299.85 2051.50 0.292 298.92 2052.50 0.294 298.01 2053.50 0.296 297.11 2054.50 0.299 296.23 2055.50 0.301 295.36 2056.50 0.303 294.50 2057.50 0.305 293.65 2058.50 0.307 292.82 2059.50 0.309 292.00 2060.50 0.311 291.19 2061.50 0.313 290.38 2062.50 0.315 289.59 2063.50 0.316 288.80 2064.50 0.318 288.03 2065.50 0.320 287.26 2066.50 0.321 286.50 2067.50 0.323 285.74 2068.50 0.324 284.99 2069.50 0.325 284.25 2070.50 0.327 283.52 2071.50 0.328 282.79 2072.50 0.329 282.06 2073.50 0.330 281.35 2074.50 0.331 280.63 2075.50 0.332 279.92 2076.50 0.333 279.22 2077.50 0.334 278.51 2078.50 0.335 277.82 2079.50 0.336 277.12 2080.50 0.337 276.43 2081.50 0.337 275.74 2082.50 0.338 275.06 2083.50 0.339 274.37 2084.50 0.339 273.69 2085.50 0.340 273.01 2086.50 0.340 272.34 2087.50 0.341 271.66 2088.50 0.341 270.99 2089.50 0.341 270.32 2090.50 0.342 269.65 2091.50 0.342 268.98 2092.50 0.342 268.31 2093.50 0.342 267.64 2094.50 0.342 266.97 2095.50 0.342 266.31 2096.50 0.342 265.64 2097.50 0.342 264.97 2098.50 0.342 264.31 2099.50 0.342 263.64 2100.50 0.342 262.97 2101.50 0.342 262.30 2102.50 0.342 261.63 2103.50 0.341 260.96 2104.50 0.341 260.29 2105.50 0.341 259.62 2106.50 0.341 258.95 2107.50 0.340 258.27 2108.50 0.340 257.60 2109.50 0.339 256.92 2110.50 0.339 256.24 2111.50 0.338 255.56 2112.50 0.338 254.87 2113.50 0.337 254.19 2114.50 0.337 253.50 2115.50 0.336 252.81 2116.50 0.335 252.12 2117.50 0.335 251.42 2118.50 0.334 250.72 2119.50 0.333 250.02 2120.50 0.332 249.31 2121.50 0.332 248.60 2122.50 0.331 247.89 2123.50 0.330 247.17 2124.50 0.329 246.45 2125.50 0.328 245.73 2126.50 0.327 245.00 2127.50 0.326 244.27 2128.50 0.325 243.53 2129.50 0.324 242.79 2130.50 0.323 242.04 2131.50 0.322 241.29 2132.50 0.321 240.54 2133.50 0.320 239.78 2134.50 0.319 239.01 2135.50 0.318 238.24 2136.50 0.317 237.46 2137.50 0.315 236.68 2138.50 0.314 235.89 2139.50 0.313 235.10 2140.50 0.312 234.30 2141.50 0.311 233.49 2142.50 0.309 232.68 2143.50 0.308 231.86 2144.50 0.307 231.03 2145.50 0.306 230.20 2146.50 0.304 229.36 2147.50 0.303 228.51
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
|
| Report created: |
2026-06-25 15:27:23 |