Double Star Calculator - Orbit

Orbital Elements for KAS1CA,CB
WDS: KAS1CA,CB WDS ID/Discoverer
P: 26.000 Orbital period (years)
a: 0.308 Semi-major axis (arcseconds)
i: 93.2 Inclination (degrees)
Ω: 18.9 Longitude of ascending node (degrees)
T: 2032.440 Epoch of periastron passage (year)
e: 0.16 Eccentricity
ω: 273.1 Longitude of periastron (degrees)
Start-Year: 2012.0 Year
End-Year: 2038.0 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for KAS1CA,CB
Position: 043737.46-022928.4 Epoch-2000 right ascension and declination
WDS-ID: 04376-0228 WDS designation
Discoverer Code: KAS1CA,CB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: . Hipparcos catalog number
V1: 10.5 r Magnitude of the primary
V2: 13.0 r Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2020 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: Jnn2022 Reference

Double Star Orbit for KAS1CA,CB



WDS 6th Orbit including measures of KAS1CA,CB

-- 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 KAS1CA,CB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.307   199.32
--------------------------
2012.00    0.301    18.42
2012.10    0.301    18.34
2012.20    0.301    18.26
2012.30    0.301    18.18
2012.40    0.300    18.10
2012.50    0.300    18.02
2012.60    0.299    17.94
2012.70    0.298    17.86
2012.80    0.297    17.78
2012.90    0.295    17.70
2013.00    0.294    17.61
2013.10    0.292    17.53
2013.20    0.290    17.44
2013.30    0.288    17.36
2013.40    0.286    17.27
2013.50    0.284    17.18
2013.60    0.281    17.09
2013.70    0.279    17.00
2013.80    0.276    16.90
2013.90    0.273    16.81
2014.00    0.270    16.71
2014.10    0.267    16.61
2014.20    0.264    16.51
2014.30    0.261    16.40
2014.40    0.257    16.29
2014.50    0.253    16.18
2014.60    0.250    16.07
2014.70    0.246    15.95
2014.80    0.242    15.83
2014.90    0.238    15.70
2015.00    0.234    15.57
2015.10    0.229    15.44
2015.20    0.225    15.30
2015.30    0.221    15.15
2015.40    0.216    15.00
2015.50    0.211    14.84
2015.60    0.207    14.68
2015.70    0.202    14.50
2015.80    0.197    14.32
2015.90    0.192    14.13
2016.00    0.187    13.93
2016.10    0.182    13.71
2016.20    0.177    13.49
2016.30    0.171    13.25
2016.40    0.166    13.00
2016.50    0.161    12.72
2016.60    0.155    12.43
2016.70    0.150    12.12
2016.80    0.144    11.78
2016.90    0.138    11.42
2017.00    0.133    11.03
2017.10    0.127    10.60
2017.20    0.121    10.13
2017.30    0.115     9.61
2017.40    0.109     9.03
2017.50    0.104     8.40
2017.60    0.098     7.68
2017.70    0.092     6.87
2017.80    0.086     5.95
2017.90    0.080     4.90
2018.00    0.074     3.67
2018.10    0.068     2.23
2018.20    0.062     0.51
2018.30    0.056   358.44
2018.40    0.050   355.89
2018.50    0.045   352.67
2018.60    0.039   348.54
2018.70    0.034   343.09
2018.80    0.029   335.74
2018.90    0.025   325.66
2019.00    0.022   312.11
2019.10    0.020   295.22
2019.20    0.020   277.21
2019.30    0.023   261.21
2019.40    0.026   248.77
2019.50    0.031   239.63
2019.60    0.036   232.93
2019.70    0.041   227.94
2019.80    0.046   224.13
2019.90    0.052   221.14
2020.00    0.058   218.75
2020.10    0.064   216.79
2020.20    0.070   215.17
2020.30    0.076   213.80
2020.40    0.082   212.63
2020.50    0.088   211.62
2020.60    0.094   210.74
2020.70    0.099   209.96
2020.80    0.105   209.27
2020.90    0.111   208.65
2021.00    0.117   208.10
2021.10    0.123   207.59
2021.20    0.129   207.14
2021.30    0.134   206.72
2021.40    0.140   206.33
2021.50    0.146   205.98
2021.60    0.151   205.65
2021.70    0.157   205.35
2021.80    0.162   205.06
2021.90    0.168   204.80
2022.00    0.173   204.55
2022.10    0.178   204.31
2022.20    0.184   204.09
2022.30    0.189   203.88
2022.40    0.194   203.68
2022.50    0.199   203.50
2022.60    0.204   203.32
2022.70    0.209   203.15
2022.80    0.213   202.98
2022.90    0.218   202.83
2023.00    0.223   202.68
2023.10    0.227   202.54
2023.20    0.231   202.40
2023.30    0.236   202.27
2023.40    0.240   202.14
2023.50    0.244   202.01
2023.60    0.248   201.89
2023.70    0.252   201.78
2023.80    0.256   201.67
2023.90    0.259   201.56
2024.00    0.263   201.45
2024.10    0.266   201.35
2024.20    0.269   201.25
2024.30    0.273   201.15
2024.40    0.276   201.05
2024.50    0.279   200.96
2024.60    0.281   200.87
2024.70    0.284   200.77
2024.80    0.287   200.69
2024.90    0.289   200.60
2025.00    0.291   200.51
2025.10    0.293   200.43
2025.20    0.295   200.34
2025.30    0.297   200.26
2025.40    0.299   200.18
2025.50    0.300   200.10
2025.60    0.302   200.02
2025.70    0.303   199.94
2025.80    0.304   199.86
2025.90    0.305   199.78
2026.00    0.306   199.71
2026.10    0.306   199.63
2026.20    0.306   199.55
2026.30    0.307   199.47
2026.40    0.307   199.40
2026.50    0.307   199.32
2026.60    0.306   199.24
2026.70    0.306   199.17
2026.80    0.305   199.09
2026.90    0.304   199.01
2027.00    0.303   198.93
2027.10    0.302   198.85
2027.20    0.301   198.77
2027.30    0.299   198.69
2027.40    0.297   198.61
2027.50    0.295   198.53
2027.60    0.293   198.45
2027.70    0.291   198.36
2027.80    0.288   198.27
2027.90    0.285   198.19
2028.00    0.282   198.10
2028.10    0.279   198.00
2028.20    0.276   197.91
2028.30    0.272   197.81
2028.40    0.269   197.72
2028.50    0.265   197.61
2028.60    0.261   197.51
2028.70    0.256   197.40
2028.80    0.252   197.29
2028.90    0.247   197.17
2029.00    0.242   197.05
2029.10    0.237   196.93
2029.20    0.232   196.80
2029.30    0.227   196.66
2029.40    0.221   196.51
2029.50    0.215   196.36
2029.60    0.209   196.20
2029.70    0.203   196.03
2029.80    0.197   195.85
2029.90    0.190   195.66
2030.00    0.184   195.45
2030.10    0.177   195.23
2030.20    0.170   194.99
2030.30    0.163   194.73
2030.40    0.156   194.44
2030.50    0.148   194.13
2030.60    0.141   193.78
2030.70    0.133   193.40
2030.80    0.126   192.97
2030.90    0.118   192.48
2031.00    0.110   191.92
2031.10    0.102   191.27
2031.20    0.094   190.51
2031.30    0.085   189.61
2031.40    0.077   188.51
2031.50    0.069   187.15
2031.60    0.061   185.42
2031.70    0.052   183.15
2031.80    0.044   180.02
2031.90    0.036   175.48
2032.00    0.028   168.40
2032.10    0.021   156.37
2032.20    0.016   134.73
2032.30    0.015   101.98
2032.40    0.018    72.87
2032.50    0.024    55.73
2032.60    0.031    46.10
2032.70    0.039    40.23
2032.80    0.047    36.35
2032.90    0.056    33.61
2033.00    0.064    31.58
2033.10    0.072    30.02
2033.20    0.081    28.78
2033.30    0.089    27.76
2033.40    0.097    26.92
2033.50    0.105    26.21
2033.60    0.113    25.60
2033.70    0.121    25.07
2033.80    0.129    24.61
2033.90    0.136    24.19
2034.00    0.144    23.82
2034.10    0.151    23.49
2034.20    0.159    23.19
2034.30    0.166    22.91
2034.40    0.173    22.66
2034.50    0.180    22.43
2034.60    0.186    22.21
2034.70    0.193    22.01
2034.80    0.199    21.82
2034.90    0.205    21.64
2035.00    0.211    21.48
2035.10    0.217    21.32
2035.20    0.223    21.17
2035.30    0.228    21.03
2035.40    0.233    20.89
2035.50    0.239    20.76
2035.60    0.243    20.64
2035.70    0.248    20.52
2035.80    0.253    20.40
2035.90    0.257    20.29
2036.00    0.261    20.18
2036.10    0.265    20.08
2036.20    0.269    19.98
2036.30    0.272    19.88
2036.40    0.275    19.78
2036.50    0.279    19.69
2036.60    0.281    19.59
2036.70    0.284    19.50
2036.80    0.287    19.41
2036.90    0.289    19.33
2037.00    0.291    19.24
2037.10    0.293    19.16
2037.20    0.295    19.07
2037.30    0.296    18.99
2037.40    0.297    18.91
2037.50    0.299    18.83
2037.60    0.300    18.74
2037.70    0.300    18.66
2037.80    0.301    18.58
2037.90    0.301    18.50






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 15:27:55



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