Double Star Calculator - Orbit

Orbital Elements for A1141
WDS: A1141 WDS ID/Discoverer
P: 31.150 Orbital period (years)
a: 0.114 Semi-major axis (arcseconds)
i: 164.0 Inclination (degrees)
Ω: 302.1 Longitude of ascending node (degrees)
T: 2019.220 Epoch of periastron passage (year)
e: 0.877 Eccentricity
ω: 106.9 Longitude of periastron (degrees)
Start-Year: 2009.425 Year
End-Year: 2040.575 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for A1141
Position: 164546.43-004553.8 Epoch-2000 right ascension and declination
WDS-ID: 16458-0046 WDS designation
Discoverer Code: A1141 Discover designation and components
ADS number: 10196 Aitken Double Star catalog
HD number: 151168 HD catalog number
Hipparcos number: 82062 Hipparcos catalog number
V1: 9.1 Magnitude of the primary
V2: 9.2 Magnitude of the secondary
Equinox: Equinox
Date: Date of last observation
Orbit grade: 2 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: n Flags
Ephemerides: Ephemerides
Code: Tok2024c Reference

Double Star Orbit for A1141



WDS 6th Orbit including measures of A1141

-- 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 A1141
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.165    30.25
--------------------------
2009.42    0.188     4.56
2009.52    0.187     4.37
2009.62    0.187     4.17
2009.72    0.186     3.97
2009.82    0.185     3.77
2009.92    0.185     3.57
2010.02    0.184     3.36
2010.12    0.183     3.16
2010.22    0.182     2.95
2010.32    0.182     2.74
2010.42    0.181     2.53
2010.52    0.180     2.31
2010.62    0.179     2.10
2010.72    0.178     1.88
2010.82    0.177     1.66
2010.92    0.177     1.44
2011.02    0.176     1.22
2011.12    0.175     0.99
2011.22    0.174     0.76
2011.32    0.173     0.53
2011.42    0.172     0.30
2011.52    0.171     0.06
2011.62    0.170   359.83
2011.72    0.169   359.58
2011.82    0.168   359.34
2011.92    0.167   359.09
2012.02    0.166   358.84
2012.12    0.165   358.59
2012.22    0.164   358.33
2012.32    0.163   358.07
2012.42    0.162   357.81
2012.52    0.161   357.54
2012.62    0.159   357.27
2012.72    0.158   356.99
2012.82    0.157   356.72
2012.92    0.156   356.43
2013.02    0.155   356.14
2013.12    0.153   355.85
2013.22    0.152   355.55
2013.32    0.151   355.25
2013.42    0.149   354.94
2013.52    0.148   354.63
2013.62    0.147   354.31
2013.72    0.145   353.99
2013.82    0.144   353.66
2013.92    0.143   353.32
2014.02    0.141   352.97
2014.12    0.140   352.62
2014.22    0.138   352.26
2014.32    0.137   351.90
2014.42    0.135   351.52
2014.52    0.134   351.14
2014.62    0.132   350.75
2014.72    0.131   350.34
2014.82    0.129   349.93
2014.92    0.127   349.51
2015.02    0.126   349.07
2015.12    0.124   348.63
2015.22    0.122   348.17
2015.32    0.120   347.70
2015.42    0.119   347.21
2015.52    0.117   346.71
2015.62    0.115   346.19
2015.72    0.113   345.66
2015.82    0.111   345.10
2015.92    0.109   344.53
2016.02    0.107   343.93
2016.12    0.105   343.32
2016.22    0.103   342.67
2016.32    0.101   342.01
2016.42    0.099   341.31
2016.52    0.096   340.58
2016.62    0.094   339.81
2016.72    0.092   339.01
2016.82    0.089   338.17
2016.92    0.087   337.28
2017.02    0.085   336.34
2017.12    0.082   335.34
2017.22    0.080   334.27
2017.32    0.077   333.14
2017.42    0.074   331.92
2017.52    0.071   330.61
2017.62    0.069   329.20
2017.72    0.066   327.66
2017.82    0.063   325.97
2017.92    0.060   324.11
2018.02    0.056   322.04
2018.12    0.053   319.71
2018.22    0.050   317.07
2018.32    0.046   314.03
2018.42    0.042   310.48
2018.52    0.039   306.23
2018.62    0.035   301.02
2018.72    0.030   294.44
2018.82    0.026   285.74
2018.92    0.022   273.66
2019.02    0.018   255.86
2019.12    0.015   228.87
2019.22    0.014   192.67
2019.32    0.015   157.97
2019.42    0.019   133.11
2019.52    0.023   116.47
2019.62    0.027   104.90
2019.72    0.031    96.40
2019.82    0.035    89.85
2019.92    0.038    84.62
2020.02    0.042    80.32
2020.12    0.046    76.69
2020.22    0.049    73.58
2020.32    0.052    70.87
2020.42    0.055    68.48
2020.52    0.059    66.34
2020.62    0.062    64.42
2020.72    0.064    62.67
2020.82    0.067    61.07
2020.92    0.070    59.60
2021.02    0.073    58.25
2021.12    0.075    56.99
2021.22    0.078    55.81
2021.32    0.081    54.71
2021.42    0.083    53.67
2021.52    0.085    52.69
2021.62    0.088    51.77
2021.72    0.090    50.89
2021.82    0.092    50.06
2021.92    0.095    49.27
2022.02    0.097    48.51
2022.12    0.099    47.79
2022.22    0.101    47.09
2022.32    0.103    46.43
2022.42    0.105    45.79
2022.52    0.107    45.17
2022.62    0.109    44.58
2022.72    0.111    44.01
2022.82    0.113    43.45
2022.92    0.115    42.92
2023.02    0.117    42.40
2023.12    0.118    41.90
2023.22    0.120    41.41
2023.32    0.122    40.94
2023.42    0.124    40.48
2023.52    0.125    40.03
2023.62    0.127    39.59
2023.72    0.129    39.17
2023.82    0.130    38.75
2023.92    0.132    38.35
2024.02    0.133    37.95
2024.12    0.135    37.57
2024.22    0.136    37.19
2024.32    0.138    36.82
2024.42    0.139    36.46
2024.52    0.141    36.10
2024.62    0.142    35.76
2024.72    0.143    35.42
2024.82    0.145    35.08
2024.92    0.146    34.75
2025.02    0.148    34.43
2025.12    0.149    34.12
2025.22    0.150    33.81
2025.32    0.151    33.50
2025.42    0.153    33.20
2025.52    0.154    32.91
2025.62    0.155    32.62
2025.72    0.156    32.33
2025.82    0.157    32.05
2025.92    0.159    31.77
2026.02    0.160    31.50
2026.12    0.161    31.23
2026.22    0.162    30.96
2026.32    0.163    30.70
2026.42    0.164    30.44
2026.52    0.165    30.18
2026.62    0.166    29.93
2026.72    0.167    29.68
2026.82    0.168    29.43
2026.92    0.169    29.19
2027.02    0.170    28.95
2027.12    0.171    28.71
2027.22    0.172    28.48
2027.32    0.173    28.24
2027.42    0.174    28.01
2027.52    0.175    27.79
2027.62    0.176    27.56
2027.72    0.177    27.34
2027.82    0.178    27.12
2027.92    0.178    26.90
2028.02    0.179    26.68
2028.12    0.180    26.47
2028.22    0.181    26.25
2028.32    0.182    26.04
2028.42    0.182    25.83
2028.52    0.183    25.63
2028.62    0.184    25.42
2028.72    0.185    25.22
2028.82    0.185    25.01
2028.92    0.186    24.81
2029.02    0.187    24.61
2029.12    0.187    24.41
2029.22    0.188    24.22
2029.32    0.189    24.02
2029.42    0.189    23.83
2029.52    0.190    23.64
2029.62    0.191    23.44
2029.72    0.191    23.25
2029.82    0.192    23.06
2029.92    0.192    22.88
2030.02    0.193    22.69
2030.12    0.194    22.50
2030.22    0.194    22.32
2030.32    0.195    22.14
2030.42    0.195    21.95
2030.52    0.196    21.77
2030.62    0.196    21.59
2030.72    0.197    21.41
2030.82    0.197    21.23
2030.92    0.198    21.05
2031.02    0.198    20.88
2031.12    0.198    20.70
2031.22    0.199    20.52
2031.32    0.199    20.35
2031.42    0.200    20.17
2031.52    0.200    20.00
2031.62    0.200    19.83
2031.72    0.201    19.66
2031.82    0.201    19.48
2031.92    0.201    19.31
2032.02    0.202    19.14
2032.12    0.202    18.97
2032.22    0.202    18.80
2032.32    0.203    18.63
2032.42    0.203    18.46
2032.52    0.203    18.30
2032.62    0.204    18.13
2032.72    0.204    17.96
2032.82    0.204    17.79
2032.92    0.204    17.63
2033.02    0.204    17.46
2033.12    0.205    17.30
2033.22    0.205    17.13
2033.32    0.205    16.97
2033.42    0.205    16.80
2033.52    0.205    16.64
2033.62    0.205    16.47
2033.72    0.206    16.31
2033.82    0.206    16.14
2033.92    0.206    15.98
2034.02    0.206    15.82
2034.12    0.206    15.65
2034.22    0.206    15.49
2034.32    0.206    15.33
2034.42    0.206    15.16
2034.52    0.206    15.00
2034.62    0.206    14.84
2034.72    0.206    14.67
2034.82    0.206    14.51
2034.92    0.206    14.35
2035.02    0.206    14.19
2035.12    0.206    14.02
2035.22    0.206    13.86
2035.32    0.206    13.70
2035.42    0.206    13.53
2035.52    0.206    13.37
2035.62    0.206    13.21
2035.72    0.206    13.04
2035.82    0.206    12.88
2035.92    0.206    12.72
2036.02    0.206    12.55
2036.12    0.206    12.39
2036.22    0.205    12.22
2036.32    0.205    12.06
2036.42    0.205    11.90
2036.52    0.205    11.73
2036.62    0.205    11.57
2036.72    0.205    11.40
2036.82    0.204    11.23
2036.92    0.204    11.07
2037.02    0.204    10.90
2037.12    0.204    10.73
2037.22    0.203    10.57
2037.32    0.203    10.40
2037.42    0.203    10.23
2037.52    0.203    10.06
2037.62    0.202     9.89
2037.72    0.202     9.72
2037.82    0.202     9.55
2037.92    0.201     9.38
2038.02    0.201     9.21
2038.12    0.201     9.04
2038.22    0.200     8.87
2038.32    0.200     8.69
2038.42    0.200     8.52
2038.52    0.199     8.34
2038.62    0.199     8.17
2038.72    0.198     7.99
2038.82    0.198     7.82
2038.92    0.197     7.64
2039.02    0.197     7.46
2039.12    0.196     7.28
2039.22    0.196     7.10
2039.32    0.195     6.92
2039.42    0.195     6.74
2039.52    0.194     6.55
2039.62    0.194     6.37
2039.72    0.193     6.18
2039.82    0.193     6.00
2039.92    0.192     5.81
2040.02    0.192     5.62
2040.12    0.191     5.43
2040.22    0.190     5.24
2040.32    0.190     5.05
2040.42    0.189     4.86
2040.52    0.188     4.66






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 17:30:48



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