| WDS: | BU1015 | WDS ID/Discoverer |
| P: | 137.000 | Orbital period (years) |
| a: | 0.333 | Semi-major axis (arcseconds) |
| i: | 35.0 | Inclination (degrees) |
| Ω: | 291.2 | Longitude of ascending node (degrees) |
| T: | 1961.650 | Epoch of periastron passage (year) |
| e: | 0.557 | Eccentricity |
| ω: | 10.0 | Longitude of periastron (degrees) |
| Start-Year: | 1956.5 | Year |
| End-Year: | 2093.5 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU1015 |
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| Position: | 002038.21+121839.8 | Epoch-2000 right ascension and declination |
| WDS-ID: | 00206+1219 | WDS designation |
| Discoverer Code: | BU1015 | Discover designation and components |
| ADS number: | 281 | Aitken Double Star catalog |
| HD number: | 1634 | HD catalog number |
| Hipparcos number: | 1646 | Hipparcos catalog number |
| V1: | 8.39 | Magnitude of the primary |
| V2: | 9.67 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2008 | Date of last observation |
| Orbit grade: | 2 | 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 0.516 116.70 -------------------------- 1956.50 0.158 255.03 1957.50 0.155 263.14 1958.50 0.153 271.51 1959.50 0.151 280.13 1960.50 0.149 288.98 1961.50 0.147 298.04 1962.50 0.146 307.31 1963.50 0.144 316.75 1964.50 0.144 326.29 1965.50 0.145 335.82 1966.50 0.147 345.18 1967.50 0.150 354.22 1968.50 0.155 2.79 1969.50 0.161 10.79 1970.50 0.168 18.14 1971.50 0.176 24.84 1972.50 0.185 30.91 1973.50 0.195 36.39 1974.50 0.205 41.34 1975.50 0.216 45.82 1976.50 0.227 49.87 1977.50 0.237 53.56 1978.50 0.248 56.93 1979.50 0.259 60.01 1980.50 0.270 62.86 1981.50 0.280 65.48 1982.50 0.290 67.92 1983.50 0.301 70.19 1984.50 0.311 72.31 1985.50 0.320 74.30 1986.50 0.330 76.18 1987.50 0.339 77.95 1988.50 0.348 79.63 1989.50 0.357 81.22 1990.50 0.366 82.74 1991.50 0.374 84.19 1992.50 0.382 85.58 1993.50 0.390 86.91 1994.50 0.397 88.19 1995.50 0.405 89.42 1996.50 0.412 90.61 1997.50 0.419 91.76 1998.50 0.425 92.88 1999.50 0.431 93.96 2000.50 0.437 95.01 2001.50 0.443 96.03 2002.50 0.449 97.03 2003.50 0.454 98.00 2004.50 0.459 98.95 2005.50 0.464 99.88 2006.50 0.469 100.79 2007.50 0.473 101.68 2008.50 0.478 102.56 2009.50 0.482 103.42 2010.50 0.485 104.27 2011.50 0.489 105.10 2012.50 0.492 105.93 2013.50 0.495 106.74 2014.50 0.498 107.54 2015.50 0.501 108.34 2016.50 0.503 109.13 2017.50 0.505 109.90 2018.50 0.508 110.68 2019.50 0.509 111.44 2020.50 0.511 112.21 2021.50 0.512 112.96 2022.50 0.514 113.72 2023.50 0.515 114.47 2024.50 0.515 115.21 2025.50 0.516 115.96 2026.50 0.516 116.70 2027.50 0.516 117.45 2028.50 0.516 118.19 2029.50 0.516 118.94 2030.50 0.516 119.68 2031.50 0.515 120.43 2032.50 0.514 121.17 2033.50 0.513 121.93 2034.50 0.512 122.68 2035.50 0.511 123.44 2036.50 0.509 124.20 2037.50 0.507 124.97 2038.50 0.505 125.74 2039.50 0.503 126.52 2040.50 0.500 127.31 2041.50 0.498 128.11 2042.50 0.495 128.91 2043.50 0.492 129.72 2044.50 0.489 130.55 2045.50 0.485 131.38 2046.50 0.482 132.23 2047.50 0.478 133.09 2048.50 0.474 133.97 2049.50 0.470 134.86 2050.50 0.465 135.76 2051.50 0.461 136.69 2052.50 0.456 137.63 2053.50 0.451 138.59 2054.50 0.446 139.58 2055.50 0.440 140.59 2056.50 0.435 141.62 2057.50 0.429 142.69 2058.50 0.423 143.78 2059.50 0.417 144.90 2060.50 0.410 146.06 2061.50 0.404 147.26 2062.50 0.397 148.49 2063.50 0.390 149.77 2064.50 0.383 151.10 2065.50 0.376 152.48 2066.50 0.368 153.91 2067.50 0.360 155.40 2068.50 0.353 156.96 2069.50 0.344 158.59 2070.50 0.336 160.31 2071.50 0.328 162.10 2072.50 0.319 164.00 2073.50 0.311 166.00 2074.50 0.302 168.11 2075.50 0.293 170.35 2076.50 0.284 172.74 2077.50 0.275 175.28 2078.50 0.266 177.99 2079.50 0.257 180.90 2080.50 0.247 184.02 2081.50 0.238 187.38 2082.50 0.229 191.01 2083.50 0.221 194.93 2084.50 0.212 199.16 2085.50 0.204 203.75 2086.50 0.196 208.71 2087.50 0.189 214.08 2088.50 0.182 219.87 2089.50 0.176 226.08 2090.50 0.170 232.73 2091.50 0.165 239.79 2092.50 0.161 247.24
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| Report created: |
2026-06-25 14:38:25 |