Double Star Calculator - Orbit

Orbital Elements for CHR63

WDS:	CHR63	WDS ID/Discoverer
P:	10.420	Orbital period (years)
a:	0.127	Semi-major axis (arcseconds)
i:	100.6	Inclination (degrees)
Ω:	72.4	Longitude of ascending node (degrees)
T:	1995.510	Epoch of periastron passage (year)
e:	0.753	Eccentricity
ω:	259.8	Longitude of periastron (degrees)
Start-Year:	2019.79	Year
End-Year:	2030.21	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for CHR63
Position:	173731.10+241835.9	Epoch-2000 right ascension and declination
WDS-ID:	17375+2419	WDS designation
Discoverer Code:	CHR63	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	160181	HD catalog number
Hipparcos number:	86254	Hipparcos catalog number
V1:	5.9	Magnitude of the primary
V2:	7.3	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2008	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:	Doc2016d	Reference

Double Star Orbit for CHR63

WDS 6th Orbit including measures of CHR63

-- 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 CHR63

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.046   251.65
--------------------------
2019.79    0.090    50.00
2019.89    0.088    49.16
2019.99    0.087    48.28
2020.09    0.085    47.37
2020.19    0.083    46.41
2020.29    0.081    45.42
2020.39    0.079    44.37
2020.49    0.078    43.28
2020.59    0.076    42.13
2020.69    0.074    40.92
2020.79    0.072    39.64
2020.89    0.070    38.29
2020.99    0.068    36.86
2021.09    0.066    35.34
2021.19    0.064    33.73
2021.29    0.062    32.01
2021.39    0.060    30.18
2021.49    0.058    28.22
2021.59    0.056    26.12
2021.69    0.054    23.88
2021.79    0.052    21.48
2021.89    0.050    18.91
2021.99    0.049    16.16
2022.09    0.047    13.21
2022.19    0.046    10.06
2022.29    0.044     6.71
2022.39    0.043     3.15
2022.49    0.042   359.39
2022.59    0.041   355.44
2022.69    0.040   351.32
2022.79    0.039   347.05
2022.89    0.039   342.68
2022.99    0.039   338.24
2023.09    0.039   333.77
2023.19    0.039   329.34
2023.29    0.040   324.97
2023.39    0.040   320.71
2023.49    0.041   316.60
2023.59    0.042   312.66
2023.69    0.043   308.90
2023.79    0.044   305.34
2023.89    0.046   301.98
2023.99    0.047   298.82
2024.09    0.048   295.86
2024.19    0.050   293.08
2024.29    0.052   290.47
2024.39    0.053   288.02
2024.49    0.055   285.72
2024.59    0.057   283.56
2024.69    0.058   281.53
2024.79    0.060   279.60
2024.89    0.062   277.78
2024.99    0.063   276.04
2025.09    0.065   274.39
2025.19    0.066   272.80
2025.29    0.067   271.27
2025.39    0.068   269.80
2025.49    0.069   268.36
2025.59    0.070   266.96
2025.69    0.070   265.57
2025.79    0.070   264.19
2025.89    0.069   262.79
2025.99    0.068   261.37
2026.09    0.067   259.89
2026.19    0.064   258.31
2026.29    0.060   256.57
2026.39    0.055   254.54
2026.49    0.047   251.95
2026.59    0.036   248.07
2026.69    0.021   239.57
2026.79    0.006   177.11
2026.89    0.019    89.31
2026.99    0.035    79.44
2027.09    0.049    75.56
2027.19    0.059    73.23
2027.29    0.068    71.56
2027.39    0.075    70.24
2027.49    0.081    69.12
2027.59    0.085    68.14
2027.69    0.089    67.26
2027.79    0.093    66.45
2027.89    0.096    65.69
2027.99    0.098    64.97
2028.09    0.100    64.28
2028.19    0.101    63.61
2028.29    0.102    62.96
2028.39    0.103    62.32
2028.49    0.104    61.69
2028.59    0.104    61.07
2028.69    0.104    60.45
2028.79    0.104    59.83
2028.89    0.104    59.21
2028.99    0.104    58.58
2029.09    0.103    57.96
2029.19    0.103    57.32
2029.29    0.102    56.67
2029.39    0.101    56.02
2029.49    0.100    55.35
2029.59    0.099    54.67
2029.69    0.098    53.97
2029.79    0.096    53.26
2029.89    0.095    52.52
2029.99    0.094    51.76
2030.09    0.092    50.98
2030.19    0.090    50.17

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 17:41:19