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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:14:31
WDS:
DA6
WDS ID/Discoverer
P:
1491.210
Orbital period (years)
a:
1.021
Semi-major axis (arcseconds)
i:
48.3
Inclination (degrees)
Ω:
247.1
Longitude of ascending node (degrees)
T:
1995.700
Epoch of periastron passage (year)
e:
0.846
Eccentricity
ω:
349.7
Longitude of periastron (degrees)
Start-Year:
1280.0
Year
End-Year:
2770.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
052856.91-031826.7
Epoch-2000 right ascension and declination
WDS-ID:
05289-0318
WDS designation
Discoverer Code:
DA6
Discover designation and components
ADS number:
4078
Aitken Double Star catalog
HD number:
36058
HD catalog number
Hipparcos number:
25667
Hipparcos catalog number
V1:
6.99
Magnitude of the primary
V2:
7.34
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2014
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 0.208 328.1
-------------------------
1280.0 1.869 61.0
1290.0 1.869 61.2
1300.0 1.868 61.5
1310.0 1.866 61.7
1320.0 1.864 62.0
1330.0 1.862 62.3
1340.0 1.859 62.5
1350.0 1.856 62.8
1360.0 1.852 63.0
1370.0 1.847 63.3
1380.0 1.842 63.6
1390.0 1.837 63.8
1400.0 1.831 64.1
1410.0 1.824 64.3
1420.0 1.817 64.6
1430.0 1.809 64.9
1440.0 1.801 65.2
1450.0 1.793 65.4
1460.0 1.783 65.7
1470.0 1.774 66.0
1480.0 1.763 66.3
1490.0 1.752 66.6
1500.0 1.741 66.9
1510.0 1.729 67.2
1520.0 1.716 67.5
1530.0 1.703 67.8
1540.0 1.689 68.1
1550.0 1.675 68.4
1560.0 1.660 68.7
1570.0 1.644 69.0
1580.0 1.628 69.4
1590.0 1.611 69.7
1600.0 1.593 70.1
1610.0 1.575 70.4
1620.0 1.556 70.8
1630.0 1.536 71.2
1640.0 1.515 71.5
1650.0 1.494 71.9
1660.0 1.472 72.3
1670.0 1.450 72.8
1680.0 1.426 73.2
1690.0 1.402 73.6
1700.0 1.376 74.1
1710.0 1.350 74.6
1720.0 1.323 75.1
1730.0 1.295 75.6
1740.0 1.266 76.1
1750.0 1.236 76.7
1760.0 1.206 77.3
1770.0 1.173 77.9
1780.0 1.140 78.6
1790.0 1.106 79.3
1800.0 1.070 80.1
1810.0 1.033 80.9
1820.0 0.995 81.7
1830.0 0.955 82.7
1840.0 0.914 83.7
1850.0 0.871 84.8
1860.0 0.826 86.1
1870.0 0.780 87.5
1880.0 0.731 89.0
1890.0 0.681 90.8
1900.0 0.627 92.9
1910.0 0.572 95.4
1920.0 0.514 98.4
1930.0 0.453 102.3
1940.0 0.389 107.3
1950.0 0.323 114.4
1960.0 0.256 125.3
1970.0 0.193 143.5
1980.0 0.150 175.4
1990.0 0.147 218.0
2000.0 0.161 255.5
2010.0 0.169 288.4
2020.0 0.190 316.8
2030.0 0.229 337.6
2040.0 0.277 351.7
2050.0 0.330 1.5
2060.0 0.383 8.5
2070.0 0.437 13.8
2080.0 0.489 18.0
2090.0 0.539 21.4
2100.0 0.588 24.2
2110.0 0.636 26.6
2120.0 0.682 28.7
2130.0 0.726 30.5
2140.0 0.769 32.1
2150.0 0.811 33.5
2160.0 0.851 34.8
2170.0 0.890 36.0
2180.0 0.928 37.1
2190.0 0.965 38.1
2200.0 1.001 39.0
2210.0 1.035 39.8
2220.0 1.069 40.6
2230.0 1.102 41.4
2240.0 1.133 42.1
2250.0 1.164 42.8
2260.0 1.194 43.4
2270.0 1.223 44.0
2280.0 1.251 44.6
2290.0 1.278 45.2
2300.0 1.305 45.7
2310.0 1.331 46.2
2320.0 1.356 46.7
2330.0 1.380 47.2
2340.0 1.403 47.7
2350.0 1.426 48.1
2360.0 1.449 48.5
2370.0 1.470 49.0
2380.0 1.491 49.4
2390.0 1.511 49.8
2400.0 1.531 50.2
2410.0 1.550 50.5
2420.0 1.568 50.9
2430.0 1.586 51.3
2440.0 1.603 51.6
2450.0 1.619 52.0
2460.0 1.635 52.3
2470.0 1.651 52.6
2480.0 1.666 52.9
2490.0 1.680 53.3
2500.0 1.694 53.6
2510.0 1.707 53.9
2520.0 1.719 54.2
2530.0 1.731 54.5
2540.0 1.743 54.8
2550.0 1.754 55.1
2560.0 1.765 55.4
2570.0 1.775 55.7
2580.0 1.784 55.9
2590.0 1.793 56.2
2600.0 1.801 56.5
2610.0 1.809 56.8
2620.0 1.817 57.0
2630.0 1.824 57.3
2640.0 1.830 57.6
2650.0 1.836 57.8
2660.0 1.842 58.1
2670.0 1.847 58.4
2680.0 1.851 58.6
2690.0 1.855 58.9
2700.0 1.859 59.1
2710.0 1.862 59.4
2720.0 1.864 59.7
2730.0 1.866 59.9
2740.0 1.868 60.2
2750.0 1.869 60.4
2760.0 1.869 60.7
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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