Double Star Calculator - Orbit

Orbital Elements for STT464AB

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:	1344.9	Year
End-Year:	2705.1	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for STT464AB
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 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Lin1999b	Reference

Double Star Orbit for STT464AB

WDS 6th Orbit including measures of STT464AB

-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --

Legend:

Green plus signs:	Visual (micrometric) measures
Violet asterisks:	Photographic measures
Blue symbols:	Various interferometric techniques
Dot-dash line:	Indicates the line of nodes

Ephemeris of STT464AB

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.370   202.45
--------------------------
1344.90    0.859   334.77
1354.90    0.861   336.23
1364.90    0.863   337.68
1374.90    0.865   339.12
1384.90    0.867   340.55
1394.90    0.870   341.98
1404.90    0.872   343.40
1414.90    0.874   344.81
1424.90    0.877   346.21
1434.90    0.879   347.61
1444.90    0.881   349.00
1454.90    0.884   350.38
1464.90    0.886   351.76
1474.90    0.888   353.13
1484.90    0.890   354.49
1494.90    0.892   355.85
1504.90    0.894   357.20
1514.90    0.896   358.54
1524.90    0.897   359.88
1534.90    0.899     1.21
1544.90    0.900     2.55
1554.90    0.901     3.87
1564.90    0.902     5.20
1574.90    0.903     6.52
1584.90    0.903     7.84
1594.90    0.903     9.16
1604.90    0.903    10.48
1614.90    0.902    11.80
1624.90    0.902    13.12
1634.90    0.900    14.45
1644.90    0.899    15.78
1654.90    0.896    17.11
1664.90    0.894    18.46
1674.90    0.890    19.81
1684.90    0.887    21.17
1694.90    0.882    22.55
1704.90    0.877    23.94
1714.90    0.871    25.35
1724.90    0.865    26.78
1734.90    0.857    28.23
1744.90    0.849    29.71
1754.90    0.840    31.22
1764.90    0.829    32.77
1774.90    0.818    34.35
1784.90    0.805    35.99
1794.90    0.791    37.68
1804.90    0.775    39.43
1814.90    0.758    41.26
1824.90    0.740    43.18
1834.90    0.719    45.20
1844.90    0.697    47.35
1854.90    0.672    49.65
1864.90    0.645    52.13
1874.90    0.616    54.83
1884.90    0.584    57.82
1894.90    0.550    61.17
1904.90    0.513    64.99
1914.90    0.473    69.42
1924.90    0.431    74.70
1934.90    0.388    81.14
1944.90    0.344    89.21
1954.90    0.303    99.54
1964.90    0.269   112.80
1974.90    0.247   129.17
1984.90    0.242   147.45
1994.90    0.255   165.09
2004.90    0.284   180.06
2014.90    0.321   191.91
2024.90    0.363   201.16
2034.90    0.405   208.48
2044.90    0.446   214.43
2054.90    0.485   219.40
2064.90    0.521   223.65
2074.90    0.554   227.37
2084.90    0.585   230.69
2094.90    0.612   233.69
2104.90    0.637   236.45
2114.90    0.660   239.01
2124.90    0.680   241.41
2134.90    0.698   243.67
2144.90    0.715   245.83
2154.90    0.730   247.89
2164.90    0.743   249.88
2174.90    0.755   251.80
2184.90    0.765   253.66
2194.90    0.775   255.48
2204.90    0.783   257.25
2214.90    0.791   258.99
2224.90    0.797   260.69
2234.90    0.803   262.37
2244.90    0.808   264.03
2254.90    0.813   265.67
2264.90    0.817   267.29
2274.90    0.820   268.89
2284.90    0.823   270.49
2294.90    0.826   272.07
2304.90    0.828   273.64
2314.90    0.830   275.21
2324.90    0.831   276.77
2334.90    0.833   278.33
2344.90    0.834   279.88
2354.90    0.834   281.42
2364.90    0.835   282.97
2374.90    0.835   284.51
2384.90    0.836   286.06
2394.90    0.836   287.60
2404.90    0.836   289.14
2414.90    0.836   290.68
2424.90    0.836   292.22
2434.90    0.836   293.76
2444.90    0.836   295.30
2454.90    0.836   296.84
2464.90    0.836   298.38
2474.90    0.836   299.92
2484.90    0.836   301.46
2494.90    0.836   303.00
2504.90    0.836   304.53
2514.90    0.837   306.07
2524.90    0.837   307.61
2534.90    0.837   309.15
2544.90    0.838   310.68
2554.90    0.838   312.21
2564.90    0.839   313.74
2574.90    0.840   315.27
2584.90    0.841   316.80
2594.90    0.842   318.32
2604.90    0.843   319.84
2614.90    0.844   321.35
2624.90    0.845   322.86
2634.90    0.846   324.37
2644.90    0.848   325.87
2654.90    0.850   327.36
2664.90    0.851   328.85
2674.90    0.853   330.33
2684.90    0.855   331.81
2694.90    0.857   333.28
2704.90    0.859   334.74

Disclaimer

This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. Unless otherwise noted, all output generated by the Double Star Calculator including orbit diagrams, ephemerides, and analytical reports is licensed under CC BY 4.0.

Acknowledgements

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.

Report Information

Double Star Calculator:		Version 1.2 ($Rev: 2397 $)
Report created:		2026-06-25 18:37:26