Double Star Calculator - Orbit

Orbital Elements for CHR182
WDS: CHR182 WDS ID/Discoverer
P: 28.210 Orbital period (years)
a: 0.229 Semi-major axis (arcseconds)
i: 89.2 Inclination (degrees)
Ω: 54.4 Longitude of ascending node (degrees)
T: 1995.290 Epoch of periastron passage (year)
e: 0.4 Eccentricity
ω: 47.0 Longitude of periastron (degrees)
Start-Year: 2010.895 Year
End-Year: 2039.105 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for CHR182
Position: 172200.58-245958.2 Epoch-2000 right ascension and declination
WDS-ID: 17220-2500 WDS designation
Discoverer Code: CHR182 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 157056 HD catalog number
Hipparcos number: 84970 Hipparcos catalog number
V1: 3.4 Magnitude of the primary
V2: 6.2 Magnitude of the secondary
Equinox: Equinox
Date: 2021 Date of last observation
Orbit grade: 3 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Tok2021f Reference

Double Star Orbit for CHR182



WDS 6th Orbit including measures of CHR182

-- 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 CHR182
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.109   233.34
--------------------------
2010.89    0.178   235.59
2010.99    0.175   235.61
2011.09    0.172   235.64
2011.19    0.169   235.67
2011.29    0.166   235.70
2011.39    0.163   235.73
2011.49    0.159   235.77
2011.59    0.156   235.80
2011.69    0.153   235.84
2011.79    0.150   235.87
2011.89    0.146   235.91
2011.99    0.143   235.95
2012.09    0.140   236.00
2012.19    0.136   236.04
2012.29    0.133   236.09
2012.39    0.130   236.14
2012.49    0.126   236.19
2012.59    0.123   236.25
2012.69    0.119   236.31
2012.79    0.116   236.37
2012.89    0.112   236.43
2012.99    0.109   236.50
2013.09    0.105   236.58
2013.19    0.101   236.66
2013.29    0.098   236.74
2013.39    0.094   236.84
2013.49    0.091   236.94
2013.59    0.087   237.05
2013.69    0.083   237.17
2013.79    0.079   237.30
2013.89    0.076   237.44
2013.99    0.072   237.60
2014.09    0.068   237.77
2014.19    0.064   237.97
2014.29    0.061   238.19
2014.39    0.057   238.43
2014.49    0.053   238.72
2014.59    0.049   239.05
2014.69    0.045   239.44
2014.79    0.041   239.89
2014.89    0.037   240.45
2014.99    0.034   241.13
2015.09    0.030   241.98
2015.19    0.026   243.10
2015.29    0.022   244.60
2015.39    0.018   246.75
2015.49    0.014   250.04
2015.59    0.011   255.69
2015.69    0.007   267.22
2015.79    0.004   296.72
2015.89    0.004   351.54
2015.99    0.007    21.76
2016.09    0.011    33.53
2016.19    0.014    39.27
2016.29    0.018    42.61
2016.39    0.022    44.77
2016.49    0.026    46.29
2016.59    0.030    47.41
2016.69    0.033    48.27
2016.79    0.037    48.96
2016.89    0.041    49.52
2016.99    0.045    49.98
2017.09    0.049    50.37
2017.19    0.053    50.70
2017.29    0.056    50.99
2017.39    0.060    51.24
2017.49    0.064    51.46
2017.59    0.068    51.66
2017.69    0.071    51.83
2017.79    0.075    51.99
2017.89    0.079    52.14
2017.99    0.082    52.27
2018.09    0.086    52.39
2018.19    0.089    52.50
2018.29    0.093    52.61
2018.39    0.096    52.70
2018.49    0.100    52.79
2018.59    0.103    52.87
2018.69    0.106    52.95
2018.79    0.109    53.03
2018.89    0.113    53.10
2018.99    0.116    53.16
2019.09    0.119    53.22
2019.19    0.122    53.28
2019.29    0.124    53.34
2019.39    0.127    53.39
2019.49    0.130    53.45
2019.59    0.133    53.50
2019.69    0.135    53.54
2019.79    0.137    53.59
2019.89    0.140    53.63
2019.99    0.142    53.68
2020.09    0.144    53.72
2020.19    0.146    53.76
2020.29    0.148    53.80
2020.39    0.149    53.84
2020.49    0.151    53.88
2020.59    0.152    53.91
2020.69    0.153    53.95
2020.79    0.154    53.99
2020.89    0.155    54.02
2020.99    0.156    54.06
2021.09    0.156    54.09
2021.19    0.156    54.13
2021.29    0.157    54.16
2021.39    0.156    54.20
2021.49    0.156    54.23
2021.59    0.155    54.27
2021.69    0.155    54.30
2021.79    0.153    54.34
2021.89    0.152    54.38
2021.99    0.150    54.41
2022.09    0.149    54.45
2022.19    0.146    54.49
2022.29    0.144    54.53
2022.39    0.141    54.58
2022.49    0.138    54.62
2022.59    0.135    54.66
2022.69    0.132    54.71
2022.79    0.128    54.76
2022.89    0.124    54.82
2022.99    0.119    54.88
2023.09    0.115    54.94
2023.19    0.110    55.01
2023.29    0.105    55.08
2023.39    0.100    55.16
2023.49    0.094    55.25
2023.59    0.088    55.36
2023.69    0.082    55.47
2023.79    0.076    55.61
2023.89    0.070    55.77
2023.99    0.063    55.97
2024.09    0.057    56.21
2024.19    0.050    56.51
2024.29    0.043    56.91
2024.39    0.036    57.47
2024.49    0.029    58.29
2024.59    0.022    59.65
2024.69    0.015    62.32
2024.79    0.008    69.94
2024.89    0.002   138.99
2024.99    0.007   217.71
2025.09    0.014   225.92
2025.19    0.021   228.71
2025.29    0.029   230.11
2025.39    0.036   230.95
2025.49    0.043   231.52
2025.59    0.050   231.93
2025.69    0.056   232.23
2025.79    0.063   232.47
2025.89    0.070   232.66
2025.99    0.077   232.82
2026.09    0.083   232.96
2026.19    0.090   233.07
2026.29    0.096   233.17
2026.39    0.102   233.26
2026.49    0.108   233.34
2026.59    0.114   233.41
2026.69    0.120   233.47
2026.79    0.126   233.53
2026.89    0.132   233.58
2026.99    0.137   233.63
2027.09    0.143   233.67
2027.19    0.148   233.71
2027.29    0.153   233.75
2027.39    0.158   233.78
2027.49    0.163   233.82
2027.59    0.168   233.85
2027.69    0.173   233.88
2027.79    0.177   233.90
2027.89    0.182   233.93
2027.99    0.186   233.96
2028.09    0.191   233.98
2028.19    0.195   234.00
2028.29    0.199   234.03
2028.39    0.203   234.05
2028.49    0.207   234.07
2028.59    0.210   234.09
2028.69    0.214   234.11
2028.79    0.217   234.12
2028.89    0.221   234.14
2028.99    0.224   234.16
2029.09    0.227   234.18
2029.19    0.230   234.19
2029.29    0.233   234.21
2029.39    0.236   234.22
2029.49    0.239   234.24
2029.59    0.241   234.25
2029.69    0.244   234.27
2029.79    0.247   234.28
2029.89    0.249   234.30
2029.99    0.251   234.31
2030.09    0.253   234.32
2030.19    0.255   234.34
2030.29    0.258   234.35
2030.39    0.259   234.36
2030.49    0.261   234.38
2030.59    0.263   234.39
2030.69    0.265   234.40
2030.79    0.266   234.41
2030.89    0.268   234.43
2030.99    0.269   234.44
2031.09    0.270   234.45
2031.19    0.272   234.46
2031.29    0.273   234.47
2031.39    0.274   234.48
2031.49    0.275   234.50
2031.59    0.276   234.51
2031.69    0.277   234.52
2031.79    0.278   234.53
2031.89    0.278   234.54
2031.99    0.279   234.55
2032.09    0.279   234.56
2032.19    0.280   234.57
2032.29    0.280   234.58
2032.39    0.281   234.59
2032.49    0.281   234.61
2032.59    0.281   234.62
2032.69    0.281   234.63
2032.79    0.281   234.64
2032.89    0.281   234.65
2032.99    0.281   234.66
2033.09    0.281   234.67
2033.19    0.281   234.68
2033.29    0.281   234.69
2033.39    0.281   234.70
2033.49    0.280   234.71
2033.59    0.280   234.72
2033.69    0.279   234.74
2033.79    0.279   234.75
2033.89    0.278   234.76
2033.99    0.277   234.77
2034.09    0.277   234.78
2034.19    0.276   234.79
2034.29    0.275   234.80
2034.39    0.274   234.81
2034.49    0.273   234.83
2034.59    0.272   234.84
2034.69    0.271   234.85
2034.79    0.270   234.86
2034.89    0.269   234.87
2034.99    0.268   234.88
2035.09    0.266   234.90
2035.19    0.265   234.91
2035.29    0.264   234.92
2035.39    0.262   234.93
2035.49    0.261   234.95
2035.59    0.259   234.96
2035.69    0.258   234.97
2035.79    0.256   234.98
2035.89    0.254   235.00
2035.99    0.253   235.01
2036.09    0.251   235.02
2036.19    0.249   235.04
2036.29    0.247   235.05
2036.39    0.245   235.07
2036.49    0.243   235.08
2036.59    0.241   235.09
2036.69    0.239   235.11
2036.79    0.237   235.12
2036.89    0.235   235.14
2036.99    0.233   235.16
2037.09    0.231   235.17
2037.19    0.228   235.19
2037.29    0.226   235.20
2037.39    0.224   235.22
2037.49    0.221   235.24
2037.59    0.219   235.26
2037.69    0.216   235.27
2037.79    0.214   235.29
2037.89    0.211   235.31
2037.99    0.209   235.33
2038.09    0.206   235.35
2038.19    0.204   235.37
2038.29    0.201   235.39
2038.39    0.198   235.41
2038.49    0.195   235.44
2038.59    0.193   235.46
2038.69    0.190   235.48
2038.79    0.187   235.51
2038.89    0.184   235.53
2038.99    0.181   235.56
2039.09    0.178   235.58



 

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 17:37:45


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