| WDS: | BU113AB | WDS ID/Discoverer |
| P: | 1056.400 | Orbital period (years) |
| a: | 2.639 | Semi-major axis (arcseconds) |
| i: | 51.5 | Inclination (degrees) |
| Ω: | 276.8 | Longitude of ascending node (degrees) |
| T: | 2043.900 | Epoch of periastron passage (year) |
| e: | 0.352 | Eccentricity |
| ω: | 9.1 | Longitude of periastron (degrees) |
| Start-Year: | 1496.8 | Year |
| End-Year: | 2553.2 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for BU113AB |
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| Position: | 132906.11+112810.1 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13291+1128 | WDS designation |
| Discoverer Code: | BU113AB | Discover designation and components |
| ADS number: | 8917 | Aitken Double Star catalog |
| HD number: | . | HD catalog number |
| Hipparcos number: | 65780 | Hipparcos catalog number |
| V1: | 8.73 | Magnitude of the primary |
| V2: | 10.66 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2009 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Hrt2013a | 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 1.719 274.27 -------------------------- 1496.80 3.554 100.42 1506.80 3.548 101.51 1516.80 3.539 102.62 1526.80 3.527 103.72 1536.80 3.510 104.84 1546.80 3.490 105.97 1556.80 3.466 107.11 1566.80 3.439 108.27 1576.80 3.408 109.45 1586.80 3.373 110.65 1596.80 3.335 111.88 1606.80 3.293 113.14 1616.80 3.248 114.44 1626.80 3.200 115.77 1636.80 3.149 117.14 1646.80 3.094 118.56 1656.80 3.036 120.03 1666.80 2.975 121.56 1676.80 2.912 123.16 1686.80 2.845 124.82 1696.80 2.776 126.58 1706.80 2.705 128.42 1716.80 2.631 130.36 1726.80 2.556 132.42 1736.80 2.478 134.60 1746.80 2.399 136.92 1756.80 2.319 139.41 1766.80 2.239 142.07 1776.80 2.158 144.93 1786.80 2.078 148.02 1796.80 1.998 151.35 1806.80 1.921 154.95 1816.80 1.846 158.85 1826.80 1.774 163.08 1836.80 1.708 167.64 1846.80 1.646 172.56 1856.80 1.592 177.84 1866.80 1.546 183.47 1876.80 1.509 189.40 1886.80 1.482 195.58 1896.80 1.466 201.95 1906.80 1.460 208.42 1916.80 1.465 214.89 1926.80 1.479 221.28 1936.80 1.501 227.51 1946.80 1.529 233.54 1956.80 1.562 239.33 1966.80 1.596 244.88 1976.80 1.630 250.19 1986.80 1.661 255.30 1996.80 1.688 260.23 2006.80 1.707 265.02 2016.80 1.718 269.73 2026.80 1.719 274.41 2036.80 1.710 279.11 2046.80 1.690 283.89 2056.80 1.661 288.81 2066.80 1.623 293.94 2076.80 1.578 299.34 2086.80 1.529 305.07 2096.80 1.478 311.19 2106.80 1.430 317.73 2116.80 1.387 324.71 2126.80 1.352 332.09 2136.80 1.329 339.80 2146.80 1.320 347.69 2156.80 1.326 355.60 2166.80 1.348 3.35 2176.80 1.385 10.77 2186.80 1.436 17.73 2196.80 1.498 24.17 2206.80 1.570 30.06 2216.80 1.650 35.40 2226.80 1.735 40.23 2236.80 1.825 44.60 2246.80 1.917 48.56 2256.80 2.010 52.15 2266.80 2.104 55.41 2276.80 2.198 58.40 2286.80 2.291 61.15 2296.80 2.381 63.69 2306.80 2.470 66.04 2316.80 2.556 68.23 2326.80 2.640 70.27 2336.80 2.720 72.20 2346.80 2.798 74.02 2356.80 2.872 75.74 2366.80 2.942 77.37 2376.80 3.009 78.94 2386.80 3.072 80.43 2396.80 3.131 81.87 2406.80 3.187 83.25 2416.80 3.238 84.59 2426.80 3.286 85.89 2436.80 3.330 87.16 2446.80 3.370 88.39 2456.80 3.406 89.59 2466.80 3.438 90.77 2476.80 3.467 91.93 2486.80 3.491 93.08 2496.80 3.511 94.20 2506.80 3.528 95.32 2516.80 3.540 96.43 2526.80 3.549 97.53 2536.80 3.554 98.62 2546.80 3.555 99.72
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:56:43 |