| WDS: | HU280 | WDS ID/Discoverer |
| P: | 170.430 | Orbital period (years) |
| a: | 0.214 | Semi-major axis (arcseconds) |
| i: | 46.3 | Inclination (degrees) |
| Ω: | 315.1 | Longitude of ascending node (degrees) |
| T: | 1794.630 | Epoch of periastron passage (year) |
| e: | 0.054 | Eccentricity |
| ω: | 315.3 | Longitude of periastron (degrees) |
| Start-Year: | 1939.785 | Year |
| End-Year: | 2110.215 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for HU280 |
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| Position: | 214218.45+055443.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 21423+0555 | WDS designation |
| Discoverer Code: | HU280 | Discover designation and components |
| ADS number: | 15236 | Aitken Double Star catalog |
| HD number: | 206512 | HD catalog number |
| Hipparcos number: | 107153 | Hipparcos catalog number |
| V1: | 8.33 | Magnitude of the primary |
| V2: | 8.50 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2000 | 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: | USN2006a | 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 0.153 44.57 -------------------------- 1939.79 0.147 206.27 1940.79 0.146 209.37 1941.79 0.145 212.53 1942.79 0.144 215.74 1943.79 0.143 219.00 1944.79 0.142 222.28 1945.79 0.142 225.59 1946.79 0.142 228.90 1947.79 0.142 232.21 1948.79 0.143 235.50 1949.79 0.143 238.76 1950.79 0.144 241.99 1951.79 0.145 245.17 1952.79 0.147 248.30 1953.79 0.148 251.36 1954.79 0.150 254.35 1955.79 0.152 257.28 1956.79 0.154 260.12 1957.79 0.156 262.89 1958.79 0.159 265.58 1959.79 0.161 268.19 1960.79 0.164 270.73 1961.79 0.166 273.19 1962.79 0.169 275.57 1963.79 0.171 277.89 1964.79 0.174 280.13 1965.79 0.176 282.32 1966.79 0.179 284.44 1967.79 0.181 286.50 1968.79 0.183 288.51 1969.79 0.186 290.47 1970.79 0.188 292.38 1971.79 0.190 294.25 1972.79 0.192 296.07 1973.79 0.194 297.87 1974.79 0.196 299.62 1975.79 0.197 301.35 1976.79 0.199 303.05 1977.79 0.200 304.72 1978.79 0.202 306.38 1979.79 0.203 308.01 1980.79 0.204 309.63 1981.79 0.204 311.23 1982.79 0.205 312.83 1983.79 0.205 314.41 1984.79 0.206 315.99 1985.79 0.206 317.57 1986.79 0.206 319.15 1987.79 0.206 320.72 1988.79 0.205 322.31 1989.79 0.205 323.89 1990.79 0.204 325.49 1991.79 0.203 327.10 1992.79 0.202 328.72 1993.79 0.201 330.36 1994.79 0.200 332.01 1995.79 0.199 333.69 1996.79 0.197 335.39 1997.79 0.196 337.12 1998.79 0.194 338.87 1999.79 0.193 340.65 2000.79 0.191 342.47 2001.79 0.189 344.32 2002.79 0.187 346.21 2003.79 0.185 348.14 2004.79 0.183 350.11 2005.79 0.181 352.13 2006.79 0.179 354.19 2007.79 0.177 356.30 2008.79 0.175 358.46 2009.79 0.173 0.68 2010.79 0.171 2.94 2011.79 0.169 5.26 2012.79 0.167 7.64 2013.79 0.165 10.06 2014.79 0.163 12.54 2015.79 0.162 15.08 2016.79 0.160 17.66 2017.79 0.159 20.29 2018.79 0.157 22.96 2019.79 0.156 25.68 2020.79 0.155 28.43 2021.79 0.154 31.21 2022.79 0.154 34.02 2023.79 0.153 36.85 2024.79 0.153 39.69 2025.79 0.153 42.54 2026.79 0.153 45.38 2027.79 0.154 48.22 2028.79 0.154 51.04 2029.79 0.155 53.83 2030.79 0.156 56.60 2031.79 0.157 59.34 2032.79 0.158 62.04 2033.79 0.159 64.69 2034.79 0.161 67.30 2035.79 0.162 69.85 2036.79 0.164 72.35 2037.79 0.166 74.80 2038.79 0.168 77.19 2039.79 0.170 79.53 2040.79 0.172 81.80 2041.79 0.175 84.02 2042.79 0.177 86.18 2043.79 0.179 88.29 2044.79 0.181 90.35 2045.79 0.184 92.35 2046.79 0.186 94.30 2047.79 0.188 96.20 2048.78 0.191 98.06 2049.78 0.193 99.87 2050.78 0.195 101.64 2051.78 0.198 103.37 2052.78 0.200 105.06 2053.78 0.202 106.71 2054.78 0.204 108.33 2055.78 0.206 109.92 2056.78 0.208 111.48 2057.78 0.210 113.02 2058.78 0.211 114.52 2059.78 0.213 116.01 2060.78 0.214 117.47 2061.78 0.216 118.92 2062.78 0.217 120.34 2063.78 0.218 121.75 2064.78 0.219 123.15 2065.78 0.220 124.54 2066.78 0.221 125.91 2067.78 0.221 127.28 2068.78 0.222 128.64 2069.78 0.222 130.00 2070.78 0.222 131.35 2071.78 0.222 132.70 2072.78 0.222 134.05 2073.78 0.222 135.41 2074.78 0.221 136.77 2075.78 0.221 138.13 2076.78 0.220 139.50 2077.78 0.219 140.89 2078.78 0.218 142.28 2079.78 0.217 143.69 2080.78 0.216 145.11 2081.78 0.215 146.55 2082.78 0.213 148.01 2083.78 0.211 149.49 2084.78 0.210 151.00 2085.78 0.208 152.53 2086.78 0.206 154.10 2087.78 0.203 155.69 2088.78 0.201 157.32 2089.78 0.199 158.99 2090.78 0.196 160.70 2091.78 0.194 162.46 2092.78 0.191 164.26 2093.78 0.189 166.11 2094.78 0.186 168.01 2095.78 0.183 169.97 2096.78 0.180 171.99 2097.78 0.178 174.08 2098.78 0.175 176.23 2099.78 0.172 178.45 2100.78 0.169 180.74 2101.78 0.166 183.11 2102.78 0.164 185.56 2103.78 0.161 188.09 2104.78 0.159 190.70 2105.78 0.156 193.39 2106.78 0.154 196.17 2107.78 0.152 199.02 2108.78 0.150 201.95 2109.78 0.148 204.96
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 18:28:48 |