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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:03:40
WDS:
BU916
WDS ID/Discoverer
P:
1386.460
Orbital period (years)
a:
1.177
Semi-major axis (arcseconds)
i:
45.2
Inclination (degrees)
Ω:
143.7
Longitude of ascending node (degrees)
T:
1991.780
Epoch of periastron passage (year)
e:
0.787
Eccentricity
ω:
350.2
Longitude of periastron (degrees)
Start-Year:
1332.0
Year
End-Year:
2718.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
111403.66-152607.1
Epoch-2000 right ascension and declination
WDS-ID:
11141-1526
WDS designation
Discoverer Code:
BU916
Discover designation and components
ADS number:
8096
Aitken Double Star catalog
HD number:
97635
HD catalog number
Hipparcos number:
54866
Hipparcos catalog number
V1:
8.20
Magnitude of the primary
V2:
9.35
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2004
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 0.298 209.5
-------------------------
1332.0 2.089 318.0
1342.0 2.088 318.3
1352.0 2.087 318.7
1362.0 2.084 319.0
1372.0 2.081 319.4
1382.0 2.078 319.8
1392.0 2.073 320.1
1402.0 2.068 320.5
1412.0 2.062 320.9
1422.0 2.056 321.2
1432.0 2.048 321.6
1442.0 2.041 322.0
1452.0 2.032 322.3
1462.0 2.023 322.7
1472.0 2.012 323.1
1482.0 2.002 323.5
1492.0 1.990 323.9
1502.0 1.978 324.3
1512.0 1.965 324.7
1522.0 1.951 325.1
1532.0 1.936 325.5
1542.0 1.921 325.9
1552.0 1.905 326.4
1562.0 1.888 326.8
1572.0 1.870 327.2
1582.0 1.851 327.7
1592.0 1.831 328.1
1602.0 1.811 328.6
1612.0 1.790 329.1
1622.0 1.768 329.6
1632.0 1.744 330.1
1642.0 1.720 330.6
1652.0 1.695 331.2
1662.0 1.669 331.7
1672.0 1.642 332.3
1682.0 1.614 332.9
1692.0 1.585 333.5
1702.0 1.555 334.1
1712.0 1.524 334.8
1722.0 1.491 335.5
1732.0 1.458 336.2
1742.0 1.423 336.9
1752.0 1.387 337.7
1762.0 1.349 338.6
1772.0 1.310 339.5
1782.0 1.270 340.4
1792.0 1.228 341.4
1802.0 1.185 342.5
1812.0 1.140 343.6
1822.0 1.093 344.9
1832.0 1.045 346.2
1842.0 0.995 347.8
1852.0 0.943 349.4
1862.0 0.889 351.3
1872.0 0.833 353.4
1882.0 0.774 355.8
1892.0 0.714 358.6
1902.0 0.651 2.0
1912.0 0.586 6.1
1922.0 0.519 11.2
1932.0 0.452 17.9
1942.0 0.385 26.9
1952.0 0.322 39.6
1962.0 0.269 57.8
1972.0 0.239 82.5
1982.0 0.236 110.7
1992.0 0.249 137.3
2002.0 0.259 161.4
2012.0 0.269 183.9
2022.0 0.290 204.1
2032.0 0.323 220.9
2042.0 0.366 234.2
2052.0 0.417 244.4
2062.0 0.470 252.4
2072.0 0.525 258.8
2082.0 0.581 263.9
2092.0 0.636 268.1
2102.0 0.690 271.7
2112.0 0.743 274.7
2122.0 0.795 277.4
2132.0 0.845 279.7
2142.0 0.894 281.8
2152.0 0.942 283.6
2162.0 0.988 285.3
2172.0 1.033 286.9
2182.0 1.077 288.3
2192.0 1.120 289.6
2202.0 1.161 290.8
2212.0 1.201 291.9
2222.0 1.240 292.9
2232.0 1.278 293.9
2242.0 1.314 294.8
2252.0 1.350 295.7
2262.0 1.385 296.6
2272.0 1.418 297.4
2282.0 1.451 298.1
2292.0 1.482 298.8
2302.0 1.513 299.5
2312.0 1.542 300.2
2322.0 1.571 300.9
2332.0 1.599 301.5
2342.0 1.626 302.1
2352.0 1.652 302.7
2362.0 1.677 303.2
2372.0 1.701 303.8
2382.0 1.725 304.3
2392.0 1.748 304.8
2402.0 1.769 305.3
2412.0 1.791 305.8
2422.0 1.811 306.3
2432.0 1.830 306.8
2442.0 1.849 307.2
2452.0 1.867 307.7
2462.0 1.885 308.1
2472.0 1.901 308.6
2482.0 1.917 309.0
2492.0 1.932 309.4
2502.0 1.946 309.8
2512.0 1.960 310.3
2522.0 1.973 310.7
2532.0 1.985 311.1
2542.0 1.997 311.5
2552.0 2.008 311.8
2562.0 2.018 312.2
2572.0 2.027 312.6
2582.0 2.036 313.0
2592.0 2.044 313.4
2602.0 2.052 313.7
2612.0 2.059 314.1
2622.0 2.065 314.5
2632.0 2.070 314.8
2642.0 2.075 315.2
2652.0 2.079 315.6
2662.0 2.083 315.9
2672.0 2.085 316.3
2682.0 2.087 316.7
2692.0 2.089 317.0
2702.0 2.090 317.4
2712.0 2.090 317.7
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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