Double Star Calculator - Orbit

Orbital Elements for A914

WDS:	A914	WDS ID/Discoverer
P:	1240.200	Orbital period (years)
a:	0.88	Semi-major axis (arcseconds)
i:	109.4	Inclination (degrees)
Ω:	24.7	Longitude of ascending node (degrees)
T:	2015.100	Epoch of periastron passage (year)
e:	0.477	Eccentricity
ω:	4.4	Longitude of periastron (degrees)
Start-Year:	1404.9	Year
End-Year:	2645.1	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A914
Position:	003633.43+560832.0	Epoch-2000 right ascension and declination
WDS-ID:	00366+5609	WDS designation
Discoverer Code:	A914	Discover designation and components
ADS number:	504	Aitken Double Star catalog
HD number:	3304	HD catalog number
Hipparcos number:	2886	Hipparcos catalog number
V1:	8.42	Magnitude of the primary
V2:	9.29	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2005	Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Cve2010e	Reference

Double Star Orbit for A914

WDS 6th Orbit including measures of A914

-- 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 A914

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.449    19.62
--------------------------
1404.90    1.294   202.85
1414.90    1.291   202.46
1424.90    1.287   202.06
1434.90    1.281   201.66
1444.90    1.275   201.26
1454.90    1.268   200.86
1464.90    1.260   200.44
1474.90    1.251   200.03
1484.90    1.241   199.61
1494.90    1.230   199.18
1504.90    1.218   198.74
1514.90    1.205   198.29
1524.90    1.191   197.83
1534.90    1.176   197.37
1544.90    1.160   196.88
1554.90    1.144   196.39
1564.90    1.126   195.88
1574.90    1.107   195.35
1584.90    1.087   194.81
1594.90    1.067   194.24
1604.90    1.045   193.65
1614.90    1.022   193.04
1624.90    0.999   192.40
1634.90    0.974   191.72
1644.90    0.949   191.01
1654.90    0.922   190.26
1664.90    0.895   189.47
1674.90    0.866   188.62
1684.90    0.837   187.72
1694.90    0.807   186.74
1704.90    0.776   185.70
1714.90    0.744   184.56
1724.90    0.711   183.32
1734.90    0.677   181.95
1744.90    0.643   180.45
1754.90    0.608   178.77
1764.90    0.572   176.88
1774.90    0.536   174.74
1784.90    0.500   172.29
1794.90    0.463   169.45
1804.90    0.427   166.13
1814.90    0.391   162.20
1824.90    0.356   157.49
1834.90    0.323   151.79
1844.90    0.293   144.86
1854.90    0.267   136.47
1864.90    0.247   126.51
1874.90    0.235   115.14
1884.90    0.231   102.95
1894.90    0.236    90.85
1904.90    0.250    79.71
1914.90    0.271    70.00
1924.90    0.296    61.80
1934.90    0.324    54.95
1944.90    0.352    49.19
1954.90    0.379    44.27
1964.90    0.405    40.01
1974.90    0.427    36.21
1984.90    0.444    32.75
1994.90    0.455    29.51
2004.90    0.461    26.39
2014.90    0.459    23.30
2024.90    0.451    20.14
2034.90    0.436    16.80
2044.90    0.415    13.18
2054.90    0.390     9.13
2064.90    0.360     4.46
2074.90    0.329   358.94
2084.90    0.298   352.24
2094.90    0.268   344.00
2104.90    0.242   333.86
2114.90    0.224   321.70
2124.90    0.215   307.99
2134.90    0.218   293.91
2144.90    0.232   280.87
2154.90    0.255   269.75
2164.90    0.285   260.71
2174.90    0.319   253.49
2184.90    0.356   247.72
2194.90    0.395   243.05
2204.90    0.434   239.23
2214.90    0.474   236.04
2224.90    0.513   233.34
2234.90    0.552   231.02
2244.90    0.591   229.01
2254.90    0.629   227.25
2264.90    0.666   225.68
2274.90    0.701   224.27
2284.90    0.737   223.00
2294.90    0.771   221.85
2304.90    0.803   220.79
2314.90    0.835   219.81
2324.90    0.866   218.90
2334.90    0.896   218.06
2344.90    0.925   217.27
2354.90    0.952   216.52
2364.90    0.979   215.82
2374.90    1.004   215.15
2384.90    1.028   214.51
2394.90    1.051   213.91
2404.90    1.074   213.33
2414.90    1.095   212.77
2424.90    1.115   212.23
2434.90    1.133   211.71
2444.90    1.151   211.21
2454.90    1.168   210.72
2464.90    1.184   210.24
2474.90    1.199   209.78
2484.90    1.212   209.33
2494.90    1.225   208.89
2504.90    1.236   208.45
2514.90    1.247   208.03
2524.90    1.257   207.61
2534.90    1.265   207.20
2544.90    1.273   206.79
2554.90    1.279   206.39
2564.90    1.285   205.99
2574.90    1.290   205.59
2584.90    1.293   205.20
2594.90    1.296   204.81
2604.90    1.297   204.42
2614.90    1.298   204.03
2624.90    1.298   203.64
2634.90    1.296   203.25
2644.90    1.294   202.86

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 14:41:35