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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 16:57:12
WDS:
HWE10
WDS ID/Discoverer
P:
1326.481
Orbital period (years)
a:
2.43751
Semi-major axis (arcseconds)
i:
60.987
Inclination (degrees)
Ω:
55.518
Longitude of ascending node (degrees)
T:
2085.390
Epoch of periastron passage (year)
e:
0.79984
Eccentricity
ω:
115.748
Longitude of periastron (degrees)
Start-Year:
1362.0
Year
End-Year:
2688.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
041300.58-283225.8
Epoch-2000 right ascension and declination
WDS-ID:
04130-2832
WDS designation
Discoverer Code:
HWE10
Discover designation and components
ADS number:
3069
Aitken Double Star catalog
HD number:
26770
HD catalog number
Hipparcos number:
19684
Hipparcos catalog number
V1:
8.20
Magnitude of the primary
V2:
8.27
Magnitude of the secondary
Equinox:
Equinox
Date:
2015
Date of last observation
Orbit grade:
4
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 1.262 57.1
-------------------------
1362.0 2.578 6.3
1372.0 2.601 7.0
1382.0 2.622 7.7
1392.0 2.643 8.4
1402.0 2.664 9.0
1412.0 2.683 9.7
1422.0 2.703 10.3
1432.0 2.721 11.0
1442.0 2.739 11.6
1452.0 2.755 12.2
1462.0 2.772 12.9
1472.0 2.787 13.5
1482.0 2.802 14.1
1492.0 2.816 14.7
1502.0 2.829 15.2
1512.0 2.841 15.8
1522.0 2.852 16.4
1532.0 2.863 17.0
1542.0 2.872 17.6
1552.0 2.881 18.1
1562.0 2.889 18.7
1572.0 2.896 19.2
1582.0 2.902 19.8
1592.0 2.907 20.4
1602.0 2.910 20.9
1612.0 2.913 21.5
1622.0 2.915 22.0
1632.0 2.916 22.6
1642.0 2.915 23.1
1652.0 2.914 23.7
1662.0 2.911 24.2
1672.0 2.907 24.8
1682.0 2.902 25.3
1692.0 2.896 25.9
1702.0 2.888 26.5
1712.0 2.878 27.0
1722.0 2.868 27.6
1732.0 2.856 28.2
1742.0 2.842 28.7
1752.0 2.827 29.3
1762.0 2.810 29.9
1772.0 2.791 30.5
1782.0 2.771 31.1
1792.0 2.749 31.7
1802.0 2.724 32.4
1812.0 2.698 33.0
1822.0 2.670 33.7
1832.0 2.639 34.3
1842.0 2.606 35.0
1852.0 2.570 35.7
1862.0 2.532 36.4
1872.0 2.491 37.2
1882.0 2.447 37.9
1892.0 2.399 38.7
1902.0 2.349 39.6
1912.0 2.294 40.5
1922.0 2.236 41.4
1932.0 2.173 42.3
1942.0 2.105 43.4
1952.0 2.032 44.5
1962.0 1.953 45.6
1972.0 1.868 46.9
1982.0 1.775 48.3
1992.0 1.674 49.9
2002.0 1.563 51.7
2012.0 1.441 53.8
2022.0 1.306 56.3
2032.0 1.154 59.4
2042.0 0.983 63.5
2052.0 0.788 69.5
2062.0 0.568 80.0
2072.0 0.340 104.5
2082.0 0.256 169.3
2092.0 0.430 214.6
2102.0 0.611 232.2
2112.0 0.739 242.5
2122.0 0.828 250.1
2132.0 0.893 256.4
2142.0 0.942 262.0
2152.0 0.983 267.1
2162.0 1.017 271.8
2172.0 1.047 276.2
2182.0 1.075 280.3
2192.0 1.102 284.3
2202.0 1.128 288.1
2212.0 1.155 291.7
2222.0 1.181 295.1
2232.0 1.208 298.4
2242.0 1.235 301.6
2252.0 1.263 304.6
2262.0 1.291 307.4
2272.0 1.320 310.2
2282.0 1.350 312.8
2292.0 1.380 315.4
2302.0 1.411 317.8
2312.0 1.442 320.1
2322.0 1.474 322.3
2332.0 1.506 324.4
2342.0 1.538 326.4
2352.0 1.571 328.4
2362.0 1.604 330.2
2372.0 1.637 332.0
2382.0 1.670 333.7
2392.0 1.703 335.4
2402.0 1.737 337.0
2412.0 1.770 338.5
2422.0 1.803 340.0
2432.0 1.836 341.4
2442.0 1.869 342.8
2452.0 1.902 344.1
2462.0 1.935 345.4
2472.0 1.968 346.6
2482.0 2.000 347.8
2492.0 2.032 348.9
2502.0 2.064 350.1
2512.0 2.095 351.1
2522.0 2.126 352.2
2532.0 2.157 353.2
2542.0 2.187 354.2
2552.0 2.217 355.2
2562.0 2.247 356.1
2572.0 2.276 357.0
2582.0 2.305 357.9
2592.0 2.333 358.8
2602.0 2.361 359.7
2612.0 2.388 0.5
2622.0 2.415 1.3
2632.0 2.441 2.1
2642.0 2.466 2.9
2652.0 2.492 3.6
2662.0 2.516 4.4
2672.0 2.540 5.1
2682.0 2.563 5.9
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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