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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:36:15
WDS:
STF2934
WDS ID/Discoverer
P:
1210.200
Orbital period (years)
a:
5.80451
Semi-major axis (arcseconds)
i:
98.325
Inclination (degrees)
Ω:
5.502
Longitude of ascending node (degrees)
T:
1800.279
Epoch of periastron passage (year)
e:
0.85683
Eccentricity
ω:
119.298
Longitude of periastron (degrees)
Start-Year:
1420.0
Year
End-Year:
2630.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
224151.68+212553.0
Epoch-2000 right ascension and declination
WDS-ID:
22419+2126
WDS designation
Discoverer Code:
STF2934
Discover designation and components
ADS number:
16185
Aitken Double Star catalog
HD number:
215013
HD catalog number
Hipparcos number:
112063
Hipparcos catalog number
V1:
8.64
Magnitude of the primary
V2:
9.55
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:
n
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 1.554 50.7
-------------------------
1420.0 6.367 15.3
1430.0 6.373 15.1
1440.0 6.375 14.9
1450.0 6.374 14.7
1460.0 6.369 14.6
1470.0 6.359 14.4
1480.0 6.346 14.2
1490.0 6.328 14.0
1500.0 6.306 13.8
1510.0 6.279 13.6
1520.0 6.247 13.4
1530.0 6.209 13.2
1540.0 6.167 13.1
1550.0 6.119 12.9
1560.0 6.065 12.7
1570.0 6.004 12.4
1580.0 5.937 12.2
1590.0 5.864 12.0
1600.0 5.782 11.8
1610.0 5.693 11.6
1620.0 5.595 11.3
1630.0 5.487 11.1
1640.0 5.370 10.8
1650.0 5.242 10.6
1660.0 5.102 10.3
1670.0 4.949 10.0
1680.0 4.781 9.7
1690.0 4.597 9.3
1700.0 4.394 9.0
1710.0 4.169 8.6
1720.0 3.920 8.1
1730.0 3.641 7.6
1740.0 3.326 7.0
1750.0 2.965 6.2
1760.0 2.545 5.2
1770.0 2.044 3.8
1780.0 1.423 1.3
1790.0 0.625 353.1
1800.0 0.395 201.2
1810.0 1.083 185.6
1820.0 1.357 180.7
1830.0 1.439 176.9
1840.0 1.434 173.3
1850.0 1.387 169.5
1860.0 1.317 165.4
1870.0 1.235 160.9
1880.0 1.150 155.6
1890.0 1.068 149.5
1900.0 0.992 142.4
1910.0 0.930 134.3
1920.0 0.884 125.1
1930.0 0.860 115.3
1940.0 0.860 105.1
1950.0 0.885 95.2
1960.0 0.932 86.1
1970.0 0.998 78.1
1980.0 1.079 71.1
1990.0 1.172 65.2
2000.0 1.274 60.2
2010.0 1.383 55.9
2020.0 1.496 52.3
2030.0 1.612 49.2
2040.0 1.731 46.5
2050.0 1.852 44.2
2060.0 1.973 42.1
2070.0 2.094 40.3
2080.0 2.216 38.7
2090.0 2.337 37.3
2100.0 2.458 35.9
2110.0 2.578 34.8
2120.0 2.697 33.7
2130.0 2.815 32.7
2140.0 2.933 31.8
2150.0 3.048 31.0
2160.0 3.163 30.2
2170.0 3.276 29.5
2180.0 3.388 28.8
2190.0 3.498 28.2
2200.0 3.607 27.6
2210.0 3.714 27.0
2220.0 3.820 26.5
2230.0 3.924 26.0
2240.0 4.026 25.5
2250.0 4.127 25.1
2260.0 4.225 24.6
2270.0 4.322 24.2
2280.0 4.418 23.8
2290.0 4.511 23.5
2300.0 4.602 23.1
2310.0 4.692 22.7
2320.0 4.780 22.4
2330.0 4.866 22.1
2340.0 4.949 21.8
2350.0 5.031 21.5
2360.0 5.111 21.2
2370.0 5.189 20.9
2380.0 5.264 20.6
2390.0 5.338 20.4
2400.0 5.409 20.1
2410.0 5.479 19.9
2420.0 5.546 19.6
2430.0 5.611 19.4
2440.0 5.673 19.1
2450.0 5.733 18.9
2460.0 5.791 18.7
2470.0 5.847 18.5
2480.0 5.900 18.2
2490.0 5.950 18.0
2500.0 5.998 17.8
2510.0 6.044 17.6
2520.0 6.087 17.4
2530.0 6.127 17.2
2540.0 6.164 17.0
2550.0 6.199 16.8
2560.0 6.231 16.6
2570.0 6.260 16.4
2580.0 6.286 16.2
2590.0 6.308 16.0
2600.0 6.328 15.9
2610.0 6.344 15.7
2620.0 6.357 15.5
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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