Double Star Calculator - Orbit

Orbital Elements for A367

WDS:	A367	WDS ID/Discoverer
P:	1377.274	Orbital period (years)
a:	1.30494	Semi-major axis (arcseconds)
i:	115.856	Inclination (degrees)
Ω:	137.433	Longitude of ascending node (degrees)
T:	1868.540	Epoch of periastron passage (year)
e:	0.61998	Eccentricity
ω:	95.389	Longitude of periastron (degrees)
Start-Year:	1336.3632499999999	Year
End-Year:	2713.63675	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for A367
Position:	193258.59+054541.2	Epoch-2000 right ascension and declination
WDS-ID:	19330+0546	WDS designation
Discoverer Code:	A367	Discover designation and components
ADS number:	12584	Aitken Double Star catalog
HD number:	184153	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	8.75	Magnitude of the primary
V2:	9.87	Magnitude of the secondary
Equinox:		Equinox
Date:	2005	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:	Izm2019	Reference

Double Star Orbit for A367

WDS 6th Orbit including measures of A367

-- 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 A367

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.975   302.45
--------------------------
1336.36    1.051   190.86
1346.36    1.060   189.49
1356.36    1.068   188.15
1366.36    1.077   186.82
1376.36    1.085   185.52
1386.36    1.093   184.23
1396.36    1.102   182.97
1406.36    1.110   181.72
1416.36    1.118   180.50
1426.36    1.125   179.29
1436.36    1.133   178.09
1446.36    1.140   176.91
1456.36    1.147   175.75
1466.36    1.153   174.59
1476.36    1.159   173.45
1486.36    1.165   172.33
1496.36    1.170   171.21
1506.36    1.175   170.10
1516.36    1.179   169.00
1526.36    1.182   167.91
1536.36    1.185   166.82
1546.36    1.187   165.74
1556.36    1.189   164.66
1566.36    1.189   163.58
1576.36    1.189   162.51
1586.36    1.187   161.43
1596.36    1.185   160.34
1606.36    1.181   159.26
1616.36    1.176   158.16
1626.36    1.170   157.05
1636.36    1.163   155.93
1646.36    1.154   154.80
1656.36    1.143   153.64
1666.36    1.130   152.46
1676.36    1.115   151.26
1686.36    1.099   150.01
1696.36    1.079   148.73
1706.36    1.058   147.40
1716.36    1.033   146.00
1726.36    1.005   144.54
1736.36    0.974   142.98
1746.36    0.939   141.32
1756.36    0.899   139.51
1766.36    0.855   137.54
1776.36    0.806   135.33
1786.36    0.751   132.82
1796.36    0.690   129.88
1806.36    0.622   126.34
1816.36    0.548   121.88
1826.36    0.468   115.95
1836.36    0.384   107.47
1846.36    0.303    94.32
1856.36    0.238    72.85
1866.36    0.217    42.17
1876.36    0.252    13.34
1886.36    0.323   354.39
1896.36    0.404   342.68
1906.36    0.485   334.91
1916.36    0.560   329.32
1926.36    0.628   324.99
1936.36    0.688   321.47
1946.36    0.741   318.48
1956.36    0.787   315.87
1966.36    0.827   313.53
1976.36    0.862   311.40
1986.36    0.892   309.42
1996.36    0.918   307.56
2006.36    0.940   305.79
2016.36    0.959   304.10
2026.36    0.975   302.47
2036.36    0.989   300.90
2046.36    1.000   299.35
2056.36    1.009   297.84
2066.36    1.016   296.36
2076.36    1.022   294.89
2086.36    1.026   293.44
2096.36    1.029   292.00
2106.36    1.030   290.56
2116.36    1.031   289.13
2126.36    1.031   287.69
2136.36    1.029   286.26
2146.36    1.028   284.82
2156.36    1.025   283.37
2166.36    1.022   281.92
2176.36    1.018   280.45
2186.36    1.014   278.98
2196.36    1.009   277.49
2206.36    1.005   275.99
2216.36    1.000   274.47
2226.36    0.994   272.94
2236.36    0.989   271.39
2246.36    0.984   269.83
2256.36    0.978   268.24
2266.36    0.973   266.64
2276.36    0.967   265.02
2286.36    0.962   263.39
2296.36    0.956   261.73
2306.36    0.951   260.06
2316.36    0.946   258.37
2326.36    0.942   256.66
2336.36    0.937   254.93
2346.36    0.933   253.19
2356.36    0.929   251.43
2366.36    0.926   249.66
2376.36    0.922   247.88
2386.36    0.920   246.08
2396.36    0.917   244.28
2406.36    0.915   242.46
2416.36    0.914   240.64
2426.36    0.912   238.81
2436.36    0.912   236.98
2446.36    0.911   235.15
2456.36    0.912   233.31
2466.36    0.912   231.48
2476.36    0.913   229.65
2486.36    0.915   227.83
2496.36    0.917   226.01
2506.36    0.919   224.21
2516.36    0.922   222.41
2526.36    0.926   220.63
2536.36    0.930   218.86
2546.36    0.934   217.11
2556.36    0.939   215.37
2566.36    0.944   213.65
2576.36    0.949   211.95
2586.36    0.955   210.27
2596.36    0.961   208.61
2606.36    0.968   206.97
2616.36    0.974   205.36
2626.36    0.982   203.76
2636.36    0.989   202.19
2646.36    0.996   200.65
2656.36    1.004   199.13
2666.36    1.012   197.63
2676.36    1.020   196.15
2686.36    1.028   194.70
2696.36    1.037   193.27
2706.36    1.045   191.87

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 18:05:17