Double Star Calculator - Orbit

Orbital Elements for CLO1
WDS: CLO1 WDS ID/Discoverer
P: 1985.000 Orbital period (years)
a: 2.273 Semi-major axis (arcseconds)
i: 88.3 Inclination (degrees)
Ω: 344.8 Longitude of ascending node (degrees)
T: 1998.000 Epoch of periastron passage (year)
e: 0.85 Eccentricity
ω: 282.0 Longitude of periastron (degrees)
Start-Year: 1032.5 Year
End-Year: 3017.5 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for CLO1
Position: 142631.62+155701.3 Epoch-2000 right ascension and declination
WDS-ID: 14265+1557 WDS designation
Discoverer Code: CLO1 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 16.15r Magnitude of the primary
V2: 17.55r Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2009 Date of last observation
Orbit grade: 4 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Kon2010 Reference

Double Star Orbit for CLO1



WDS 6th Orbit including measures of CLO1

-- 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 CLO1
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.567   344.94
--------------------------
1032.50    0.936   157.33
1042.50    0.955   157.50
1052.50    0.974   157.65
1062.50    0.994   157.81
1072.50    1.013   157.95
1082.50    1.031   158.09
1092.50    1.050   158.23
1102.50    1.068   158.36
1112.50    1.087   158.48
1122.50    1.105   158.61
1132.50    1.123   158.72
1142.50    1.141   158.84
1152.50    1.158   158.95
1162.50    1.176   159.06
1172.50    1.193   159.16
1182.50    1.210   159.26
1192.50    1.227   159.36
1202.50    1.243   159.46
1212.50    1.260   159.55
1222.50    1.276   159.64
1232.50    1.292   159.73
1242.50    1.308   159.82
1252.50    1.323   159.90
1262.50    1.338   159.98
1272.50    1.353   160.06
1282.50    1.368   160.14
1292.50    1.383   160.22
1302.50    1.397   160.30
1312.50    1.411   160.37
1322.50    1.425   160.44
1332.50    1.438   160.52
1342.50    1.452   160.59
1352.50    1.464   160.65
1362.50    1.477   160.72
1372.50    1.489   160.79
1382.50    1.501   160.85
1392.50    1.513   160.92
1402.50    1.524   160.98
1412.50    1.535   161.04
1422.50    1.546   161.11
1432.50    1.556   161.17
1442.50    1.566   161.23
1452.50    1.576   161.29
1462.50    1.585   161.35
1472.50    1.593   161.40
1482.50    1.602   161.46
1492.50    1.610   161.52
1502.50    1.617   161.57
1512.50    1.624   161.63
1522.50    1.631   161.68
1532.50    1.637   161.74
1542.50    1.642   161.79
1552.50    1.647   161.85
1562.50    1.652   161.90
1572.50    1.656   161.96
1582.50    1.659   162.01
1592.50    1.662   162.06
1602.50    1.664   162.12
1612.50    1.665   162.17
1622.50    1.666   162.22
1632.50    1.666   162.27
1642.50    1.666   162.33
1652.50    1.664   162.38
1662.50    1.662   162.43
1672.50    1.659   162.49
1682.50    1.655   162.54
1692.50    1.650   162.59
1702.50    1.644   162.65
1712.50    1.637   162.70
1722.50    1.629   162.76
1732.50    1.620   162.81
1742.50    1.610   162.87
1752.50    1.598   162.92
1762.50    1.585   162.98
1772.50    1.570   163.04
1782.50    1.554   163.10
1792.50    1.536   163.16
1802.50    1.516   163.22
1812.50    1.495   163.29
1822.50    1.471   163.36
1832.50    1.444   163.42
1842.50    1.415   163.50
1852.50    1.383   163.57
1862.50    1.348   163.65
1872.50    1.309   163.73
1882.50    1.266   163.82
1892.50    1.218   163.92
1902.50    1.164   164.02
1912.50    1.104   164.13
1922.50    1.037   164.26
1932.50    0.959   164.41
1942.50    0.870   164.58
1952.50    0.765   164.80
1962.50    0.640   165.10
1972.50    0.488   165.56
1982.50    0.298   166.55
1992.50    0.067   173.65
2002.50    0.179   341.95
2012.50    0.381   344.02
2022.50    0.523   344.74
2032.50    0.623   345.19
2042.50    0.694   345.52
2052.50    0.745   345.81
2062.50    0.783   346.06
2072.50    0.811   346.29
2082.50    0.831   346.50
2092.50    0.845   346.71
2102.50    0.855   346.91
2112.50    0.860   347.11
2122.50    0.862   347.31
2132.50    0.861   347.51
2142.50    0.858   347.71
2152.50    0.853   347.91
2162.50    0.846   348.11
2172.50    0.837   348.32
2182.50    0.828   348.53
2192.50    0.816   348.74
2202.50    0.804   348.97
2212.50    0.791   349.20
2222.50    0.777   349.44
2232.50    0.762   349.68
2242.50    0.746   349.94
2252.50    0.730   350.21
2262.50    0.713   350.49
2272.50    0.696   350.78
2282.50    0.678   351.09
2292.50    0.660   351.42
2302.50    0.641   351.77
2312.50    0.622   352.13
2322.50    0.603   352.52
2332.50    0.583   352.94
2342.50    0.564   353.39
2352.50    0.543   353.86
2362.50    0.523   354.38
2372.50    0.503   354.94
2382.50    0.482   355.54
2392.50    0.461   356.20
2402.50    0.440   356.92
2412.50    0.419   357.72
2422.50    0.398   358.59
2432.50    0.377   359.57
2442.50    0.356     0.66
2452.50    0.335     1.89
2462.50    0.314     3.29
2472.50    0.293     4.89
2482.50    0.272     6.73
2492.50    0.251     8.87
2502.50    0.231    11.39
2512.50    0.212    14.38
2522.50    0.192    17.98
2532.50    0.174    22.35
2542.50    0.157    27.70
2552.50    0.142    34.26
2562.50    0.129    42.29
2572.50    0.119    51.88
2582.50    0.113    62.88
2592.50    0.111    74.67
2602.50    0.114    86.32
2612.50    0.121    96.97
2622.50    0.132   106.13
2632.50    0.146   113.72
2642.50    0.162   119.92
2652.50    0.179   124.97
2662.50    0.198   129.10
2672.50    0.217   132.52
2682.50    0.237   135.36
2692.50    0.257   137.76
2702.50    0.278   139.81
2712.50    0.299   141.57
2722.50    0.320   143.11
2732.50    0.341   144.45
2742.50    0.363   145.63
2752.50    0.384   146.68
2762.50    0.406   147.62
2772.50    0.427   148.47
2782.50    0.449   149.23
2792.50    0.470   149.92
2802.50    0.492   150.56
2812.50    0.513   151.14
2822.50    0.534   151.67
2832.50    0.556   152.17
2842.50    0.577   152.62
2852.50    0.598   153.05
2862.50    0.620   153.44
2872.50    0.641   153.81
2882.50    0.662   154.16
2892.50    0.683   154.48
2902.50    0.704   154.78
2912.50    0.724   155.07
2922.50    0.745   155.34
2932.50    0.766   155.60
2942.50    0.786   155.84
2952.50    0.806   156.07
2962.50    0.827   156.29
2972.50    0.847   156.50
2982.50    0.867   156.70
2992.50    0.887   156.89
3002.50    0.906   157.07
3012.50    0.926   157.25






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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 17:05:37



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