Double Star Calculator - Orbit

Orbital Elements for KSA108

WDS:	KSA108	WDS ID/Discoverer
P:	14.767	Orbital period (years)
a:	0.03885	Semi-major axis (arcseconds)
i:	124.9	Inclination (degrees)
Ω:	176.8	Longitude of ascending node (degrees)
T:	2009.922	Epoch of periastron passage (year)
e:	0.634	Eccentricity
ω:	305.2	Longitude of periastron (degrees)
Start-Year:	2017.616543189696	Year
End-Year:	2032.383456810304	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for KSA108
Position:	043520.90+225424.2	Epoch-2000 right ascension and declination
WDS-ID:	04353+2254	WDS designation
Discoverer Code:	KSA108	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	9.0	Magnitude of the primary
V2:	10.0	Magnitude of the secondary
Equinox:		Equinox
Date:	2015	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:	Riz2020	Reference

Double Star Orbit for KSA108

WDS 6th Orbit including measures of KSA108

-- 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 KSA108

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.023   124.34
--------------------------
2017.62    0.048    33.61
2017.72    0.048    32.91
2017.82    0.049    32.22
2017.92    0.049    31.54
2018.02    0.049    30.86
2018.12    0.049    30.19
2018.22    0.050    29.53
2018.32    0.050    28.87
2018.42    0.050    28.22
2018.52    0.050    27.57
2018.62    0.050    26.92
2018.72    0.051    26.28
2018.82    0.051    25.65
2018.92    0.051    25.01
2019.02    0.051    24.38
2019.12    0.051    23.75
2019.22    0.051    23.13
2019.32    0.051    22.50
2019.42    0.051    21.87
2019.52    0.051    21.25
2019.62    0.051    20.62
2019.72    0.051    20.00
2019.82    0.051    19.37
2019.92    0.051    18.74
2020.02    0.051    18.11
2020.12    0.051    17.48
2020.22    0.050    16.84
2020.32    0.050    16.20
2020.42    0.050    15.55
2020.52    0.050    14.90
2020.62    0.050    14.24
2020.72    0.049    13.57
2020.82    0.049    12.90
2020.92    0.049    12.22
2021.02    0.048    11.53
2021.12    0.048    10.83
2021.22    0.048    10.11
2021.32    0.047     9.38
2021.42    0.047     8.64
2021.52    0.046     7.88
2021.62    0.045     7.10
2021.72    0.045     6.31
2021.82    0.044     5.49
2021.92    0.044     4.64
2022.02    0.043     3.77
2022.12    0.042     2.87
2022.22    0.041     1.93
2022.32    0.040     0.95
2022.42    0.039   359.93
2022.52    0.038   358.86
2022.62    0.037   357.73
2022.72    0.036   356.54
2022.82    0.035   355.27
2022.92    0.034   353.91
2023.02    0.033   352.44
2023.12    0.031   350.86
2023.22    0.030   349.12
2023.32    0.028   347.20
2023.42    0.027   345.06
2023.52    0.025   342.63
2023.62    0.023   339.84
2023.72    0.021   336.58
2023.82    0.019   332.66
2023.92    0.017   327.85
2024.02    0.015   321.74
2024.12    0.013   313.72
2024.22    0.011   302.88
2024.32    0.010   288.08
2024.42    0.009   268.87
2024.52    0.009   247.34
2024.62    0.010   227.61
2024.72    0.011   212.01
2024.82    0.013   200.21
2024.92    0.014   191.10
2025.02    0.016   183.76
2025.12    0.017   177.59
2025.22    0.018   172.21
2025.32    0.019   167.36
2025.42    0.019   162.90
2025.52    0.020   158.72
2025.62    0.020   154.75
2025.72    0.021   150.95
2025.82    0.021   147.27
2025.92    0.021   143.69
2026.02    0.022   140.21
2026.12    0.022   136.80
2026.22    0.022   133.46
2026.32    0.022   130.18
2026.42    0.023   126.97
2026.52    0.023   123.82
2026.62    0.023   120.73
2026.72    0.023   117.71
2026.82    0.024   114.75
2026.92    0.024   111.86
2027.02    0.024   109.03
2027.12    0.024   106.28
2027.22    0.025   103.60
2027.32    0.025   100.99
2027.42    0.026    98.45
2027.52    0.026    95.98
2027.62    0.026    93.59
2027.72    0.027    91.27
2027.82    0.027    89.03
2027.92    0.028    86.85
2028.02    0.028    84.74
2028.12    0.028    82.70
2028.22    0.029    80.73
2028.32    0.029    78.82
2028.42    0.030    76.98
2028.52    0.030    75.19
2028.62    0.031    73.46
2028.72    0.031    71.79
2028.82    0.032    70.17
2028.92    0.032    68.60
2029.02    0.033    67.08
2029.12    0.034    65.61
2029.22    0.034    64.19
2029.32    0.035    62.80
2029.42    0.035    61.46
2029.52    0.036    60.16
2029.62    0.036    58.90
2029.72    0.037    57.67
2029.82    0.037    56.48
2029.92    0.038    55.31
2030.02    0.038    54.18
2030.12    0.039    53.08
2030.22    0.039    52.01
2030.32    0.040    50.97
2030.42    0.040    49.95
2030.52    0.041    48.95
2030.62    0.041    47.98
2030.72    0.042    47.03
2030.82    0.042    46.10
2030.92    0.043    45.19
2031.02    0.043    44.30
2031.12    0.043    43.43
2031.22    0.044    42.57
2031.32    0.044    41.73
2031.42    0.045    40.91
2031.52    0.045    40.10
2031.62    0.045    39.31
2031.72    0.046    38.53
2031.82    0.046    37.76
2031.92    0.047    37.00
2032.02    0.047    36.26
2032.12    0.047    35.52
2032.22    0.048    34.80
2032.32    0.048    34.09

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 15:26:37