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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:32:01
WDS:
STT464AB
WDS ID/Discoverer
P:
1360.200
Orbital period (years)
a:
0.9
Semi-major axis (arcseconds)
i:
52.8
Inclination (degrees)
Ω:
51.9
Longitude of ascending node (degrees)
T:
1985.740
Epoch of periastron passage (year)
e:
0.557
Eccentricity
ω:
94.3
Longitude of periastron (degrees)
Start-Year:
1345.0
Year
End-Year:
2705.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
221115.98+401007.6
Epoch-2000 right ascension and declination
WDS-ID:
22113+4010
WDS designation
Discoverer Code:
STT464AB
Discover designation and components
ADS number:
15707
Aitken Double Star catalog
HD number:
210683
HD catalog number
Hipparcos number:
109535
Hipparcos catalog number
V1:
8.89
Magnitude of the primary
V2:
9.06
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
1995
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 0.363 201.2
-------------------------
1345.0 0.859 334.8
1355.0 0.861 336.2
1365.0 0.863 337.7
1375.0 0.865 339.1
1385.0 0.867 340.6
1395.0 0.870 342.0
1405.0 0.872 343.4
1415.0 0.874 344.8
1425.0 0.877 346.2
1435.0 0.879 347.6
1445.0 0.881 349.0
1455.0 0.884 350.4
1465.0 0.886 351.8
1475.0 0.888 353.1
1485.0 0.890 354.5
1495.0 0.892 355.9
1505.0 0.894 357.2
1515.0 0.896 358.6
1525.0 0.897 359.9
1535.0 0.899 1.2
1545.0 0.900 2.6
1555.0 0.901 3.9
1565.0 0.902 5.2
1575.0 0.903 6.5
1585.0 0.903 7.9
1595.0 0.903 9.2
1605.0 0.903 10.5
1615.0 0.902 11.8
1625.0 0.902 13.1
1635.0 0.900 14.5
1645.0 0.899 15.8
1655.0 0.896 17.1
1665.0 0.894 18.5
1675.0 0.890 19.8
1685.0 0.887 21.2
1695.0 0.882 22.6
1705.0 0.877 24.0
1715.0 0.871 25.4
1725.0 0.865 26.8
1735.0 0.857 28.2
1745.0 0.849 29.7
1755.0 0.839 31.2
1765.0 0.829 32.8
1775.0 0.818 34.4
1785.0 0.805 36.0
1795.0 0.791 37.7
1805.0 0.775 39.5
1815.0 0.758 41.3
1825.0 0.740 43.2
1835.0 0.719 45.2
1845.0 0.697 47.4
1855.0 0.672 49.7
1865.0 0.645 52.2
1875.0 0.616 54.9
1885.0 0.584 57.9
1895.0 0.549 61.2
1905.0 0.512 65.0
1915.0 0.473 69.5
1925.0 0.431 74.8
1935.0 0.387 81.2
1945.0 0.344 89.3
1955.0 0.303 99.7
1965.0 0.269 113.0
1975.0 0.247 129.3
1985.0 0.242 147.6
1995.0 0.256 165.3
2005.0 0.284 180.2
2015.0 0.322 192.0
2025.0 0.363 201.2
2035.0 0.406 208.5
2045.0 0.447 214.5
2055.0 0.486 219.4
2065.0 0.522 223.7
2075.0 0.555 227.4
2085.0 0.585 230.7
2095.0 0.613 233.7
2105.0 0.637 236.5
2115.0 0.660 239.0
2125.0 0.680 241.4
2135.0 0.699 243.7
2145.0 0.715 245.8
2155.0 0.730 247.9
2165.0 0.743 249.9
2175.0 0.755 251.8
2185.0 0.765 253.7
2195.0 0.775 255.5
2205.0 0.783 257.3
2215.0 0.791 259.0
2225.0 0.798 260.7
2235.0 0.803 262.4
2245.0 0.809 264.0
2255.0 0.813 265.7
2265.0 0.817 267.3
2275.0 0.820 268.9
2285.0 0.823 270.5
2295.0 0.826 272.1
2305.0 0.828 273.7
2315.0 0.830 275.2
2325.0 0.831 276.8
2335.0 0.833 278.3
2345.0 0.834 279.9
2355.0 0.834 281.4
2365.0 0.835 283.0
2375.0 0.835 284.5
2385.0 0.836 286.1
2395.0 0.836 287.6
2405.0 0.836 289.2
2415.0 0.836 290.7
2425.0 0.836 292.2
2435.0 0.836 293.8
2445.0 0.836 295.3
2455.0 0.836 296.9
2465.0 0.836 298.4
2475.0 0.836 299.9
2485.0 0.836 301.5
2495.0 0.836 303.0
2505.0 0.836 304.5
2515.0 0.837 306.1
2525.0 0.837 307.6
2535.0 0.837 309.2
2545.0 0.838 310.7
2555.0 0.838 312.2
2565.0 0.839 313.8
2575.0 0.840 315.3
2585.0 0.841 316.8
2595.0 0.842 318.3
2605.0 0.843 319.9
2615.0 0.844 321.4
2625.0 0.845 322.9
2635.0 0.846 324.4
2645.0 0.848 325.9
2655.0 0.850 327.4
2665.0 0.851 328.9
2675.0 0.853 330.3
2685.0 0.855 331.8
2695.0 0.857 333.3
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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