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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:41:09
WDS:
HU1443AB
WDS ID/Discoverer
P:
1446.963
Orbital period (years)
a:
3.98276
Semi-major axis (arcseconds)
i:
99.288
Inclination (degrees)
Ω:
164.835
Longitude of ascending node (degrees)
T:
2131.165
Epoch of periastron passage (year)
e:
0.84541
Eccentricity
ω:
243.333
Longitude of periastron (degrees)
Start-Year:
1302.0
Year
End-Year:
2748.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
083904.06-555632.6
Epoch-2000 right ascension and declination
WDS-ID:
08391-5557
WDS designation
Discoverer Code:
HU1443AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
74045
HD catalog number
Hipparcos number:
42424
Hipparcos catalog number
V1:
7.75
Magnitude of the primary
V2:
8.88
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 0.955 13.7
-------------------------
1302.0 3.847 149.7
1312.0 3.816 149.5
1322.0 3.783 149.2
1332.0 3.750 149.0
1342.0 3.716 148.8
1352.0 3.680 148.5
1362.0 3.644 148.2
1372.0 3.607 148.0
1382.0 3.568 147.7
1392.0 3.529 147.5
1402.0 3.488 147.2
1412.0 3.447 146.9
1422.0 3.404 146.6
1432.0 3.361 146.3
1442.0 3.317 146.0
1452.0 3.272 145.7
1462.0 3.226 145.4
1472.0 3.179 145.0
1482.0 3.131 144.7
1492.0 3.083 144.3
1502.0 3.033 144.0
1512.0 2.983 143.6
1522.0 2.932 143.2
1532.0 2.880 142.8
1542.0 2.828 142.4
1552.0 2.774 142.0
1562.0 2.720 141.5
1572.0 2.665 141.0
1582.0 2.610 140.6
1592.0 2.554 140.0
1602.0 2.497 139.5
1612.0 2.439 138.9
1622.0 2.381 138.4
1632.0 2.323 137.7
1642.0 2.263 137.1
1652.0 2.203 136.4
1662.0 2.143 135.7
1672.0 2.082 134.9
1682.0 2.021 134.1
1692.0 1.959 133.3
1702.0 1.897 132.4
1712.0 1.835 131.4
1722.0 1.773 130.3
1732.0 1.710 129.2
1742.0 1.647 128.0
1752.0 1.584 126.7
1762.0 1.521 125.3
1772.0 1.459 123.8
1782.0 1.397 122.1
1792.0 1.335 120.3
1802.0 1.274 118.3
1812.0 1.214 116.1
1822.0 1.155 113.6
1832.0 1.098 110.9
1842.0 1.043 108.0
1852.0 0.989 104.7
1862.0 0.939 101.0
1872.0 0.893 97.0
1882.0 0.850 92.5
1892.0 0.812 87.5
1902.0 0.781 82.2
1912.0 0.755 76.4
1922.0 0.737 70.3
1932.0 0.727 63.9
1942.0 0.725 57.4
1952.0 0.731 51.0
1962.0 0.745 44.8
1972.0 0.766 38.8
1982.0 0.794 33.2
1992.0 0.826 28.0
2002.0 0.863 23.2
2012.0 0.902 18.9
2022.0 0.943 14.8
2032.0 0.984 11.2
2042.0 1.024 7.8
2052.0 1.060 4.7
2062.0 1.091 1.7
2072.0 1.112 358.9
2082.0 1.119 356.2
2092.0 1.103 353.5
2102.0 1.050 350.5
2112.0 0.930 347.1
2122.0 0.684 341.9
2132.0 0.249 323.1
2142.0 0.345 183.3
2152.0 0.818 171.5
2162.0 1.205 168.1
2172.0 1.524 166.2
2182.0 1.794 165.0
2192.0 2.027 164.1
2202.0 2.232 163.3
2212.0 2.414 162.7
2222.0 2.577 162.1
2232.0 2.725 161.6
2242.0 2.859 161.2
2252.0 2.981 160.8
2262.0 3.093 160.4
2272.0 3.196 160.1
2282.0 3.290 159.8
2292.0 3.377 159.5
2302.0 3.458 159.2
2312.0 3.532 158.9
2322.0 3.601 158.6
2332.0 3.664 158.4
2342.0 3.723 158.1
2352.0 3.776 157.9
2362.0 3.826 157.6
2372.0 3.872 157.4
2382.0 3.913 157.2
2392.0 3.952 157.0
2402.0 3.987 156.8
2412.0 4.018 156.5
2422.0 4.047 156.3
2432.0 4.072 156.1
2442.0 4.095 155.9
2452.0 4.115 155.7
2462.0 4.133 155.5
2472.0 4.148 155.3
2482.0 4.161 155.1
2492.0 4.172 154.9
2502.0 4.180 154.7
2512.0 4.186 154.5
2522.0 4.190 154.3
2532.0 4.193 154.2
2542.0 4.193 154.0
2552.0 4.191 153.8
2562.0 4.188 153.6
2572.0 4.183 153.4
2582.0 4.176 153.2
2592.0 4.168 153.0
2602.0 4.158 152.8
2612.0 4.146 152.6
2622.0 4.133 152.4
2632.0 4.118 152.2
2642.0 4.102 152.0
2652.0 4.085 151.8
2662.0 4.066 151.6
2672.0 4.045 151.4
2682.0 4.024 151.2
2692.0 4.001 151.0
2702.0 3.977 150.7
2712.0 3.951 150.5
2722.0 3.924 150.3
2732.0 3.897 150.1
2742.0 3.867 149.9
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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