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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:15:05
WDS:
BU799AB
WDS ID/Discoverer
P:
1658.838
Orbital period (years)
a:
4.64697
Semi-major axis (arcseconds)
i:
85.899
Inclination (degrees)
Ω:
94.885
Longitude of ascending node (degrees)
T:
2118.325
Epoch of periastron passage (year)
e:
0.83747
Eccentricity
ω:
247.108
Longitude of periastron (degrees)
Start-Year:
1196.0
Year
End-Year:
2854.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
130449.78+730129.8
Epoch-2000 right ascension and declination
WDS-ID:
13048+7302
WDS designation
Discoverer Code:
BU799AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
113889
HD catalog number
Hipparcos number:
63822
Hipparcos catalog number
V1:
6.60
Magnitude of the primary
V2:
8.45
Magnitude of the secondary
Equinox:
Equinox
Date:
2015
Date of last observation
Orbit grade:
5
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 1.403 267.5
-------------------------
1196.0 3.774 103.2
1206.0 3.734 103.3
1216.0 3.693 103.4
1226.0 3.651 103.6
1236.0 3.608 103.7
1246.0 3.565 103.8
1256.0 3.520 104.0
1266.0 3.475 104.1
1276.0 3.429 104.3
1286.0 3.383 104.5
1296.0 3.335 104.6
1306.0 3.287 104.8
1316.0 3.238 105.0
1326.0 3.188 105.1
1336.0 3.138 105.3
1346.0 3.087 105.5
1356.0 3.035 105.7
1366.0 2.983 105.9
1376.0 2.930 106.1
1386.0 2.876 106.3
1396.0 2.821 106.6
1406.0 2.766 106.8
1416.0 2.711 107.0
1426.0 2.655 107.3
1436.0 2.598 107.6
1446.0 2.540 107.8
1456.0 2.482 108.1
1466.0 2.424 108.4
1476.0 2.365 108.7
1486.0 2.305 109.1
1496.0 2.245 109.4
1506.0 2.184 109.8
1516.0 2.123 110.2
1526.0 2.062 110.6
1536.0 2.000 111.1
1546.0 1.937 111.5
1556.0 1.874 112.0
1566.0 1.811 112.6
1576.0 1.747 113.2
1586.0 1.684 113.8
1596.0 1.619 114.5
1606.0 1.555 115.2
1616.0 1.490 116.0
1626.0 1.425 116.8
1636.0 1.360 117.8
1646.0 1.295 118.8
1656.0 1.230 120.0
1666.0 1.165 121.2
1676.0 1.100 122.7
1686.0 1.036 124.3
1696.0 0.972 126.1
1706.0 0.909 128.2
1716.0 0.847 130.6
1726.0 0.786 133.3
1736.0 0.727 136.5
1746.0 0.670 140.3
1756.0 0.617 144.7
1766.0 0.567 149.9
1776.0 0.523 156.1
1786.0 0.486 163.4
1796.0 0.457 171.6
1806.0 0.439 180.8
1816.0 0.432 190.5
1826.0 0.438 200.3
1836.0 0.455 209.5
1846.0 0.483 217.8
1856.0 0.520 225.1
1866.0 0.564 231.4
1876.0 0.612 236.7
1886.0 0.665 241.2
1896.0 0.720 245.0
1906.0 0.778 248.3
1916.0 0.836 251.1
1926.0 0.896 253.6
1936.0 0.955 255.7
1946.0 1.014 257.6
1956.0 1.072 259.3
1966.0 1.129 260.8
1976.0 1.184 262.2
1986.0 1.237 263.4
1996.0 1.286 264.6
2006.0 1.332 265.6
2016.0 1.372 266.6
2026.0 1.406 267.6
2036.0 1.431 268.5
2046.0 1.446 269.4
2056.0 1.446 270.3
2066.0 1.426 271.1
2076.0 1.377 272.1
2086.0 1.285 273.1
2096.0 1.125 274.3
2106.0 0.853 276.2
2116.0 0.420 281.1
2126.0 0.151 72.5
2136.0 0.674 90.2
2146.0 1.119 92.6
2156.0 1.487 93.7
2166.0 1.797 94.4
2176.0 2.063 94.9
2186.0 2.295 95.3
2196.0 2.500 95.6
2206.0 2.684 95.9
2216.0 2.848 96.1
2226.0 2.997 96.3
2236.0 3.133 96.5
2246.0 3.257 96.7
2256.0 3.371 96.9
2266.0 3.475 97.0
2276.0 3.571 97.2
2286.0 3.659 97.3
2296.0 3.741 97.4
2306.0 3.816 97.6
2316.0 3.885 97.7
2326.0 3.950 97.8
2336.0 4.009 97.9
2346.0 4.063 98.0
2356.0 4.113 98.2
2366.0 4.160 98.3
2376.0 4.202 98.4
2386.0 4.240 98.5
2396.0 4.276 98.6
2406.0 4.308 98.7
2416.0 4.337 98.8
2426.0 4.363 98.9
2436.0 4.386 99.0
2446.0 4.406 99.1
2456.0 4.424 99.1
2466.0 4.440 99.2
2476.0 4.453 99.3
2486.0 4.464 99.4
2496.0 4.473 99.5
2506.0 4.479 99.6
2516.0 4.484 99.7
2526.0 4.486 99.8
2536.0 4.487 99.9
2546.0 4.486 100.0
2556.0 4.483 100.1
2566.0 4.479 100.2
2576.0 4.473 100.2
2586.0 4.465 100.3
2596.0 4.455 100.4
2606.0 4.444 100.5
2616.0 4.432 100.6
2626.0 4.418 100.7
2636.0 4.403 100.8
2646.0 4.386 100.9
2656.0 4.368 101.0
2666.0 4.349 101.1
2676.0 4.329 101.2
2686.0 4.307 101.3
2696.0 4.284 101.4
2706.0 4.260 101.5
2716.0 4.234 101.6
2726.0 4.208 101.7
2736.0 4.180 101.8
2746.0 4.152 101.9
2756.0 4.122 102.0
2766.0 4.091 102.1
2776.0 4.059 102.2
2786.0 4.026 102.3
2796.0 3.992 102.4
2806.0 3.958 102.6
2816.0 3.922 102.7
2826.0 3.885 102.8
2836.0 3.847 102.9
2846.0 3.809 103.1
This result is provided without warranty. For all terms, see the Full Disclaimer .
Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 4.0 .
The Double Star Calculator - Orbital Elements makes use of the Washington Double Star Sixth Catalog of Orbits of Visual Binary Stars, maintained at the U.S. Naval Observatory .
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