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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:01:53
WDS:
HU332
WDS ID/Discoverer
P:
1773.700
Orbital period (years)
a:
2.338
Semi-major axis (arcseconds)
i:
76.9
Inclination (degrees)
Ω:
159.7
Longitude of ascending node (degrees)
T:
1849.710
Epoch of periastron passage (year)
e:
0.906
Eccentricity
ω:
301.2
Longitude of periastron (degrees)
Start-Year:
1139.0
Year
End-Year:
2911.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
185903.72+223003.2
Epoch-2000 right ascension and declination
WDS-ID:
18591+2230
WDS designation
Discoverer Code:
HU332
Discover designation and components
ADS number:
11906
Aitken Double Star catalog
HD number:
343521
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
9.72
Magnitude of the primary
V2:
9.61
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2016
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 0.544 271.0
-------------------------
1139.0 2.642 322.0
1149.0 2.648 322.2
1159.0 2.653 322.3
1169.0 2.658 322.5
1179.0 2.662 322.6
1189.0 2.665 322.8
1199.0 2.668 322.9
1209.0 2.671 323.1
1219.0 2.673 323.2
1229.0 2.674 323.4
1239.0 2.675 323.5
1249.0 2.676 323.7
1259.0 2.675 323.8
1269.0 2.674 324.0
1279.0 2.673 324.1
1289.0 2.671 324.3
1299.0 2.668 324.4
1309.0 2.665 324.6
1319.0 2.661 324.7
1329.0 2.656 324.9
1339.0 2.651 325.0
1349.0 2.645 325.2
1359.0 2.638 325.3
1369.0 2.631 325.5
1379.0 2.623 325.6
1389.0 2.614 325.8
1399.0 2.604 326.0
1409.0 2.593 326.1
1419.0 2.582 326.3
1429.0 2.570 326.4
1439.0 2.557 326.6
1449.0 2.543 326.8
1459.0 2.528 326.9
1469.0 2.513 327.1
1479.0 2.496 327.3
1489.0 2.478 327.4
1499.0 2.460 327.6
1509.0 2.440 327.8
1519.0 2.419 328.0
1529.0 2.397 328.1
1539.0 2.374 328.3
1549.0 2.349 328.5
1559.0 2.324 328.7
1569.0 2.297 328.9
1579.0 2.268 329.1
1589.0 2.238 329.3
1599.0 2.207 329.5
1609.0 2.173 329.8
1619.0 2.139 330.0
1629.0 2.102 330.2
1639.0 2.063 330.5
1649.0 2.022 330.7
1659.0 1.979 331.0
1669.0 1.934 331.3
1679.0 1.886 331.6
1689.0 1.836 331.9
1699.0 1.782 332.2
1709.0 1.725 332.6
1719.0 1.665 332.9
1729.0 1.600 333.3
1739.0 1.531 333.8
1749.0 1.457 334.2
1759.0 1.376 334.8
1769.0 1.289 335.4
1779.0 1.194 336.1
1789.0 1.089 336.9
1799.0 0.971 337.9
1809.0 0.837 339.2
1819.0 0.681 341.0
1829.0 0.490 344.2
1839.0 0.245 352.8
1849.0 0.102 133.1
1859.0 0.312 162.1
1869.0 0.380 170.7
1879.0 0.398 177.7
1889.0 0.398 184.4
1899.0 0.391 191.2
1909.0 0.383 198.3
1919.0 0.376 205.7
1929.0 0.372 213.4
1939.0 0.372 221.1
1949.0 0.377 228.7
1959.0 0.387 236.0
1969.0 0.401 242.9
1979.0 0.420 249.2
1989.0 0.442 254.9
1999.0 0.468 260.1
2009.0 0.495 264.7
2019.0 0.525 268.8
2029.0 0.556 272.4
2039.0 0.589 275.7
2049.0 0.622 278.6
2059.0 0.657 281.2
2069.0 0.691 283.5
2079.0 0.727 285.6
2089.0 0.762 287.6
2099.0 0.798 289.3
2109.0 0.833 290.9
2119.0 0.869 292.4
2129.0 0.905 293.7
2139.0 0.940 295.0
2149.0 0.976 296.1
2159.0 1.011 297.2
2169.0 1.046 298.2
2179.0 1.081 299.2
2189.0 1.115 300.0
2199.0 1.149 300.9
2209.0 1.183 301.7
2219.0 1.217 302.4
2229.0 1.250 303.1
2239.0 1.284 303.8
2249.0 1.316 304.4
2259.0 1.349 305.0
2269.0 1.381 305.6
2279.0 1.412 306.1
2289.0 1.444 306.6
2299.0 1.475 307.1
2309.0 1.505 307.6
2319.0 1.536 308.1
2329.0 1.566 308.5
2339.0 1.595 308.9
2349.0 1.624 309.4
2359.0 1.653 309.7
2369.0 1.682 310.1
2379.0 1.710 310.5
2389.0 1.738 310.9
2399.0 1.765 311.2
2409.0 1.792 311.5
2419.0 1.819 311.9
2429.0 1.845 312.2
2439.0 1.871 312.5
2449.0 1.896 312.8
2459.0 1.922 313.1
2469.0 1.946 313.4
2479.0 1.971 313.6
2489.0 1.995 313.9
2499.0 2.018 314.2
2509.0 2.042 314.4
2519.0 2.064 314.7
2529.0 2.087 314.9
2539.0 2.109 315.2
2549.0 2.131 315.4
2559.0 2.152 315.7
2569.0 2.173 315.9
2579.0 2.194 316.1
2589.0 2.214 316.3
2599.0 2.234 316.5
2609.0 2.253 316.7
2619.0 2.272 317.0
2629.0 2.291 317.2
2639.0 2.309 317.4
2649.0 2.326 317.6
2659.0 2.344 317.8
2669.0 2.361 317.9
2679.0 2.377 318.1
2689.0 2.394 318.3
2699.0 2.409 318.5
2709.0 2.425 318.7
2719.0 2.440 318.9
2729.0 2.454 319.0
2739.0 2.468 319.2
2749.0 2.482 319.4
2759.0 2.495 319.6
2769.0 2.508 319.7
2779.0 2.520 319.9
2789.0 2.532 320.1
2799.0 2.544 320.2
2809.0 2.555 320.4
2819.0 2.565 320.6
2829.0 2.575 320.7
2839.0 2.585 320.9
2849.0 2.594 321.0
2859.0 2.603 321.2
2869.0 2.611 321.4
2879.0 2.619 321.5
2889.0 2.627 321.7
2899.0 2.633 321.8
2909.0 2.640 322.0
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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