Double Star Calculator - Orbit

Orbital Elements for CLO2AA,AB
WDS: CLO2AA,AB WDS ID/Discoverer
P: 24.340 Orbital period (years)
a: 0.1425 Semi-major axis (arcseconds)
i: 37.2 Inclination (degrees)
Ω: 100.3 Longitude of ascending node (degrees)
T: 2035.033 Epoch of periastron passage (year)
e: 0.193 Eccentricity
ω: 186.7 Longitude of periastron (degrees)
Start-Year: 2012.83 Year
End-Year: 2037.17 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for CLO2AA,AB
Position: 214029.32+162518.4 Epoch-2000 right ascension and declination
WDS-ID: 21405+1625 WDS designation
Discoverer Code: CLO2AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 13.37 Magnitude of the primary
V2: 14.15 Magnitude of the secondary
Equinox: Equinox
Date: 2016 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Dup2017 Reference

Double Star Orbit for CLO2AA,AB



WDS 6th Orbit including measures of CLO2AA,AB

-- 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 CLO2AA,AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.146   138.91
--------------------------
2012.83    0.106   326.58
2012.93    0.106   328.67
2013.03    0.105   330.78
2013.13    0.105   332.91
2013.23    0.105   335.04
2013.33    0.104   337.19
2013.43    0.104   339.34
2013.53    0.104   341.51
2013.63    0.104   343.68
2013.73    0.104   345.85
2013.83    0.104   348.03
2013.93    0.104   350.20
2014.03    0.104   352.37
2014.13    0.104   354.54
2014.23    0.104   356.70
2014.33    0.105   358.86
2014.43    0.105     1.00
2014.53    0.105     3.13
2014.63    0.106     5.24
2014.73    0.106     7.33
2014.83    0.107     9.41
2014.93    0.107    11.46
2015.03    0.108    13.49
2015.13    0.109    15.50
2015.23    0.109    17.48
2015.33    0.110    19.43
2015.43    0.111    21.36
2015.53    0.112    23.25
2015.63    0.113    25.12
2015.73    0.114    26.96
2015.83    0.114    28.76
2015.93    0.115    30.54
2016.03    0.117    32.28
2016.13    0.118    34.00
2016.23    0.119    35.68
2016.33    0.120    37.33
2016.43    0.121    38.95
2016.53    0.122    40.54
2016.63    0.123    42.10
2016.73    0.124    43.63
2016.83    0.126    45.13
2016.93    0.127    46.60
2017.03    0.128    48.05
2017.13    0.129    49.47
2017.23    0.131    50.86
2017.33    0.132    52.22
2017.43    0.133    53.56
2017.53    0.134    54.88
2017.63    0.135    56.17
2017.73    0.137    57.44
2017.83    0.138    58.69
2017.93    0.139    59.91
2018.03    0.140    61.11
2018.13    0.141    62.30
2018.23    0.143    63.46
2018.33    0.144    64.61
2018.43    0.145    65.74
2018.53    0.146    66.85
2018.63    0.147    67.94
2018.73    0.148    69.01
2018.83    0.149    70.08
2018.93    0.150    71.12
2019.03    0.151    72.15
2019.13    0.152    73.17
2019.23    0.153    74.18
2019.33    0.154    75.17
2019.43    0.155    76.15
2019.53    0.156    77.12
2019.63    0.157    78.07
2019.73    0.158    79.02
2019.83    0.159    79.96
2019.93    0.160    80.88
2020.03    0.160    81.80
2020.13    0.161    82.71
2020.23    0.162    83.61
2020.33    0.162    84.51
2020.43    0.163    85.39
2020.53    0.164    86.27
2020.63    0.164    87.14
2020.73    0.165    88.01
2020.83    0.165    88.87
2020.93    0.166    89.72
2021.03    0.166    90.57
2021.13    0.167    91.41
2021.23    0.167    92.25
2021.33    0.168    93.09
2021.43    0.168    93.92
2021.53    0.168    94.75
2021.63    0.169    95.58
2021.73    0.169    96.40
2021.83    0.169    97.22
2021.93    0.169    98.04
2022.03    0.170    98.86
2022.13    0.170    99.68
2022.23    0.170   100.49
2022.33    0.170   101.31
2022.43    0.170   102.12
2022.53    0.170   102.93
2022.63    0.170   103.75
2022.73    0.170   104.56
2022.83    0.170   105.38
2022.93    0.169   106.19
2023.03    0.169   107.01
2023.13    0.169   107.83
2023.23    0.169   108.65
2023.33    0.169   109.48
2023.43    0.168   110.30
2023.53    0.168   111.13
2023.63    0.168   111.97
2023.73    0.167   112.80
2023.83    0.167   113.65
2023.93    0.166   114.49
2024.03    0.166   115.34
2024.13    0.165   116.20
2024.23    0.165   117.06
2024.33    0.164   117.92
2024.43    0.164   118.79
2024.53    0.163   119.67
2024.63    0.162   120.56
2024.73    0.162   121.45
2024.83    0.161   122.35
2024.93    0.160   123.26
2025.03    0.160   124.18
2025.13    0.159   125.10
2025.23    0.158   126.04
2025.33    0.157   126.98
2025.43    0.156   127.94
2025.53    0.156   128.90
2025.63    0.155   129.88
2025.73    0.154   130.87
2025.83    0.153   131.87
2025.93    0.152   132.88
2026.03    0.151   133.90
2026.13    0.150   134.94
2026.23    0.149   135.99
2026.33    0.148   137.06
2026.43    0.147   138.14
2026.53    0.146   139.24
2026.63    0.145   140.35
2026.73    0.144   141.48
2026.83    0.143   142.62
2026.93    0.141   143.79
2027.03    0.140   144.97
2027.13    0.139   146.17
2027.23    0.138   147.39
2027.33    0.137   148.63
2027.43    0.136   149.89
2027.53    0.135   151.17
2027.63    0.134   152.47
2027.73    0.133   153.80
2027.83    0.131   155.14
2027.93    0.130   156.51
2028.03    0.129   157.90
2028.13    0.128   159.32
2028.23    0.127   160.76
2028.33    0.126   162.23
2028.43    0.125   163.72
2028.53    0.124   165.23
2028.63    0.123   166.77
2028.73    0.122   168.34
2028.83    0.121   169.93
2028.93    0.120   171.54
2029.03    0.119   173.19
2029.13    0.118   174.85
2029.23    0.117   176.55
2029.33    0.116   178.27
2029.43    0.116   180.01
2029.53    0.115   181.77
2029.63    0.114   183.56
2029.73    0.113   185.38
2029.83    0.113   187.21
2029.93    0.112   189.06
2030.03    0.112   190.94
2030.13    0.111   192.83
2030.23    0.111   194.74
2030.33    0.110   196.67
2030.43    0.110   198.62
2030.53    0.109   200.57
2030.63    0.109   202.54
2030.73    0.109   204.52
2030.83    0.109   206.51
2030.93    0.108   208.50
2031.03    0.108   210.50
2031.13    0.108   212.51
2031.23    0.108   214.52
2031.33    0.108   216.53
2031.43    0.108   218.53
2031.53    0.108   220.54
2031.63    0.108   222.54
2031.73    0.108   224.54
2031.83    0.109   226.53
2031.93    0.109   228.52
2032.03    0.109   230.50
2032.13    0.109   232.47
2032.23    0.110   234.43
2032.33    0.110   236.38
2032.43    0.110   238.32
2032.53    0.111   240.24
2032.63    0.111   242.16
2032.73    0.111   244.07
2032.83    0.112   245.96
2032.93    0.112   247.84
2033.03    0.112   249.71
2033.13    0.113   251.57
2033.23    0.113   253.42
2033.33    0.113   255.25
2033.43    0.113   257.08
2033.53    0.114   258.90
2033.63    0.114   260.71
2033.73    0.114   262.51
2033.83    0.115   264.30
2033.93    0.115   266.09
2034.03    0.115   267.87
2034.13    0.115   269.65
2034.23    0.115   271.42
2034.33    0.115   273.19
2034.43    0.115   274.96
2034.53    0.115   276.73
2034.63    0.115   278.50
2034.73    0.115   280.27
2034.83    0.115   282.04
2034.93    0.115   283.81
2035.03    0.115   285.60
2035.13    0.115   287.38
2035.23    0.114   289.18
2035.33    0.114   290.98
2035.43    0.114   292.79
2035.53    0.113   294.61
2035.63    0.113   296.44
2035.73    0.113   298.29
2035.83    0.112   300.14
2035.93    0.112   302.01
2036.03    0.111   303.90
2036.13    0.111   305.80
2036.23    0.110   307.72
2036.33    0.110   309.65
2036.43    0.109   311.60
2036.53    0.109   313.57
2036.63    0.108   315.56
2036.73    0.108   317.56
2036.83    0.108   319.58
2036.93    0.107   321.62
2037.03    0.107   323.67
2037.13    0.106   325.75






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 18:28:24



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