Double Star Calculator - Orbit

Orbital Elements for HDS2045AA,AB
WDS: HDS2045AA,AB WDS ID/Discoverer
P: 14.147 Orbital period (years)
a: 0.117 Semi-major axis (arcseconds)
i: 128.3 Inclination (degrees)
Ω: 168.2 Longitude of ascending node (degrees)
T: 2008.595 Epoch of periastron passage (year)
e: 0.428 Eccentricity
ω: 125.7 Longitude of periastron (degrees)
Start-Year: 2017.9265 Year
End-Year: 2032.0735 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for HDS2045AA,AB
Position: 142932.70-370222.0 Epoch-2000 right ascension and declination
WDS-ID: 14295-3702 WDS designation
Discoverer Code: HDS2045AA,AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 126935 HD catalog number
Hipparcos number: 70868 Hipparcos catalog number
V1: 8.57 Magnitude of the primary
V2: 8.89 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2018 Date of last observation
Orbit grade: 2 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Tok2018e Reference

Double Star Orbit for HDS2045AA,AB



WDS 6th Orbit including measures of HDS2045AA,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 HDS2045AA,AB
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.088   268.45
--------------------------
2017.93    0.144   186.07
2018.03    0.144   185.13
2018.13    0.144   184.19
2018.23    0.144   183.24
2018.33    0.143   182.29
2018.43    0.143   181.34
2018.53    0.142   180.37
2018.63    0.141   179.40
2018.73    0.141   178.42
2018.83    0.140   177.43
2018.93    0.139   176.42
2019.03    0.138   175.40
2019.13    0.136   174.36
2019.23    0.135   173.30
2019.33    0.134   172.22
2019.43    0.132   171.11
2019.53    0.130   169.98
2019.63    0.128   168.81
2019.73    0.126   167.61
2019.83    0.124   166.37
2019.93    0.122   165.08
2020.03    0.120   163.74
2020.13    0.117   162.35
2020.23    0.114   160.89
2020.33    0.111   159.35
2020.43    0.108   157.74
2020.53    0.105   156.02
2020.63    0.102   154.20
2020.73    0.098   152.25
2020.83    0.095   150.15
2020.93    0.091   147.87
2021.03    0.087   145.40
2021.13    0.083   142.68
2021.23    0.079   139.68
2021.33    0.074   136.33
2021.43    0.070   132.58
2021.53    0.066   128.33
2021.63    0.061   123.49
2021.73    0.057   117.94
2021.83    0.053   111.57
2021.93    0.050   104.27
2022.03    0.047    96.00
2022.13    0.045    86.81
2022.23    0.044    76.91
2022.33    0.044    66.66
2022.43    0.044    56.52
2022.53    0.046    46.89
2022.63    0.048    38.06
2022.73    0.051    30.13
2022.83    0.054    23.09
2022.93    0.058    16.85
2023.03    0.061    11.30
2023.13    0.064     6.33
2023.23    0.067     1.83
2023.33    0.070   357.71
2023.43    0.073   353.89
2023.53    0.075   350.33
2023.63    0.077   346.97
2023.73    0.079   343.77
2023.83    0.080   340.70
2023.93    0.082   337.73
2024.03    0.083   334.85
2024.13    0.084   332.02
2024.23    0.084   329.25
2024.33    0.085   326.51
2024.43    0.085   323.80
2024.53    0.085   321.11
2024.63    0.085   318.43
2024.73    0.085   315.75
2024.83    0.085   313.08
2024.93    0.085   310.40
2025.03    0.085   307.72
2025.13    0.085   305.04
2025.23    0.085   302.35
2025.33    0.085   299.65
2025.43    0.085   296.95
2025.53    0.085   294.25
2025.63    0.085   291.55
2025.73    0.085   288.85
2025.83    0.085   286.16
2025.93    0.085   283.47
2026.03    0.086   280.80
2026.13    0.086   278.15
2026.23    0.086   275.51
2026.33    0.087   272.90
2026.43    0.087   270.32
2026.53    0.088   267.78
2026.63    0.088   265.26
2026.73    0.089   262.79
2026.83    0.090   260.36
2026.93    0.091   257.98
2027.03    0.092   255.64
2027.13    0.093   253.34
2027.23    0.094   251.10
2027.33    0.095   248.91
2027.43    0.096   246.77
2027.53    0.097   244.69
2027.63    0.099   242.65
2027.73    0.100   240.66
2027.83    0.101   238.73
2027.93    0.102   236.84
2028.03    0.104   235.01
2028.13    0.105   233.22
2028.23    0.107   231.48
2028.33    0.108   229.79
2028.43    0.109   228.14
2028.53    0.111   226.53
2028.63    0.112   224.96
2028.73    0.114   223.44
2028.83    0.115   221.95
2028.93    0.117   220.50
2029.03    0.118   219.08
2029.13    0.120   217.70
2029.23    0.121   216.35
2029.33    0.122   215.03
2029.43    0.124   213.74
2029.53    0.125   212.48
2029.63    0.126   211.25
2029.73    0.128   210.03
2029.83    0.129   208.85
2029.93    0.130   207.69
2030.03    0.131   206.54
2030.13    0.132   205.42
2030.23    0.134   204.32
2030.33    0.135   203.23
2030.43    0.136   202.17
2030.53    0.137   201.11
2030.63    0.138   200.07
2030.73    0.138   199.05
2030.83    0.139   198.04
2030.93    0.140   197.04
2031.03    0.141   196.05
2031.13    0.141   195.07
2031.23    0.142   194.10
2031.33    0.142   193.13
2031.43    0.143   192.17
2031.53    0.143   191.22
2031.63    0.144   190.27
2031.73    0.144   189.33
2031.83    0.144   188.39
2031.93    0.144   187.45
2032.03    0.144   186.51



 

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 17:06:03


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