Double Star Calculator - Orbit

Orbital Elements for RST2338
WDS: RST2338 WDS ID/Discoverer
P: 36.330 Orbital period (years)
a: 0.296 Semi-major axis (arcseconds)
i: 55.6 Inclination (degrees)
Ω: 136.9 Longitude of ascending node (degrees)
T: 1993.010 Epoch of periastron passage (year)
e: 0.011 Eccentricity
ω: 166.0 Longitude of periastron (degrees)
Start-Year: 2006.835 Year
End-Year: 2043.165 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for RST2338
Position: 041409.55-460756.0 Epoch-2000 right ascension and declination
WDS-ID: 04142-4608 WDS designation
Discoverer Code: RST2338 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 27019 HD catalog number
Hipparcos number: 19758 Hipparcos catalog number
V1: 8.48 Magnitude of the primary
V2: 7.19 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2015 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: Doc2016i Reference

Double Star Orbit for RST2338



WDS 6th Orbit including measures of RST2338

-- 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 RST2338
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.243   289.33
--------------------------
2006.84    0.217    96.79
2006.93    0.220    97.81
2007.03    0.222    98.82
2007.13    0.224    99.81
2007.23    0.226   100.78
2007.33    0.228   101.73
2007.43    0.231   102.66
2007.53    0.233   103.57
2007.63    0.235   104.46
2007.73    0.237   105.34
2007.83    0.240   106.21
2007.93    0.242   107.05
2008.03    0.244   107.89
2008.13    0.246   108.70
2008.23    0.248   109.51
2008.33    0.250   110.30
2008.43    0.252   111.08
2008.53    0.254   111.84
2008.63    0.256   112.59
2008.73    0.258   113.34
2008.83    0.260   114.07
2008.93    0.262   114.78
2009.03    0.264   115.49
2009.13    0.266   116.19
2009.23    0.268   116.88
2009.33    0.269   117.56
2009.43    0.271   118.24
2009.53    0.273   118.90
2009.63    0.274   119.56
2009.73    0.276   120.20
2009.83    0.277   120.85
2009.93    0.279   121.48
2010.03    0.280   122.11
2010.13    0.282   122.73
2010.23    0.283   123.34
2010.33    0.284   123.95
2010.43    0.286   124.56
2010.53    0.287   125.15
2010.63    0.288   125.75
2010.73    0.289   126.34
2010.83    0.290   126.92
2010.93    0.291   127.50
2011.03    0.292   128.08
2011.13    0.293   128.65
2011.23    0.294   129.22
2011.33    0.294   129.79
2011.43    0.295   130.35
2011.53    0.296   130.92
2011.63    0.296   131.48
2011.73    0.297   132.03
2011.83    0.297   132.59
2011.93    0.298   133.14
2012.03    0.298   133.69
2012.13    0.299   134.24
2012.23    0.299   134.79
2012.33    0.299   135.34
2012.43    0.299   135.89
2012.53    0.299   136.44
2012.63    0.299   136.99
2012.73    0.299   137.54
2012.83    0.299   138.09
2012.93    0.299   138.63
2013.03    0.299   139.18
2013.13    0.298   139.73
2013.23    0.298   140.29
2013.33    0.298   140.84
2013.43    0.297   141.39
2013.53    0.297   141.95
2013.63    0.296   142.51
2013.73    0.295   143.07
2013.83    0.295   143.63
2013.93    0.294   144.20
2014.03    0.293   144.77
2014.13    0.292   145.34
2014.23    0.291   145.92
2014.33    0.290   146.50
2014.43    0.289   147.08
2014.53    0.288   147.67
2014.63    0.287   148.26
2014.73    0.286   148.86
2014.83    0.285   149.47
2014.93    0.283   150.07
2015.03    0.282   150.69
2015.13    0.281   151.31
2015.23    0.279   151.93
2015.33    0.278   152.57
2015.43    0.276   153.21
2015.53    0.275   153.85
2015.63    0.273   154.51
2015.73    0.271   155.17
2015.83    0.270   155.84
2015.93    0.268   156.52
2016.03    0.266   157.21
2016.13    0.264   157.91
2016.23    0.262   158.62
2016.33    0.260   159.33
2016.43    0.258   160.06
2016.53    0.256   160.80
2016.63    0.254   161.55
2016.73    0.252   162.32
2016.83    0.250   163.09
2016.93    0.248   163.88
2017.03    0.246   164.69
2017.13    0.244   165.50
2017.23    0.242   166.33
2017.33    0.240   167.18
2017.43    0.237   168.04
2017.53    0.235   168.92
2017.63    0.233   169.82
2017.73    0.231   170.73
2017.83    0.229   171.66
2017.93    0.226   172.61
2018.03    0.224   173.58
2018.13    0.222   174.56
2018.23    0.219   175.57
2018.33    0.217   176.60
2018.43    0.215   177.65
2018.53    0.213   178.72
2018.63    0.211   179.82
2018.73    0.208   180.93
2018.83    0.206   182.08
2018.93    0.204   183.24
2019.03    0.202   184.43
2019.13    0.200   185.65
2019.23    0.198   186.89
2019.33    0.196   188.16
2019.43    0.194   189.46
2019.53    0.192   190.78
2019.63    0.190   192.13
2019.73    0.188   193.50
2019.83    0.186   194.90
2019.93    0.184   196.33
2020.03    0.183   197.79
2020.13    0.181   199.27
2020.23    0.180   200.78
2020.33    0.178   202.32
2020.43    0.177   203.87
2020.53    0.175   205.46
2020.63    0.174   207.07
2020.73    0.173   208.69
2020.83    0.172   210.35
2020.93    0.171   212.01
2021.03    0.170   213.70
2021.13    0.169   215.41
2021.23    0.169   217.13
2021.33    0.168   218.86
2021.43    0.168   220.60
2021.53    0.167   222.35
2021.63    0.167   224.11
2021.73    0.167   225.87
2021.83    0.167   227.63
2021.93    0.167   229.39
2022.03    0.167   231.16
2022.13    0.167   232.91
2022.23    0.168   234.66
2022.33    0.168   236.40
2022.43    0.169   238.13
2022.53    0.169   239.84
2022.63    0.170   241.54
2022.73    0.171   243.23
2022.83    0.172   244.89
2022.93    0.173   246.54
2023.03    0.174   248.16
2023.13    0.176   249.76
2023.23    0.177   251.34
2023.33    0.178   252.89
2023.43    0.180   254.42
2023.53    0.181   255.93
2023.63    0.183   257.40
2023.73    0.185   258.85
2023.83    0.186   260.28
2023.93    0.188   261.67
2024.03    0.190   263.04
2024.13    0.192   264.39
2024.23    0.194   265.70
2024.33    0.196   266.99
2024.43    0.198   268.26
2024.53    0.200   269.49
2024.63    0.202   270.71
2024.73    0.204   271.89
2024.83    0.206   273.06
2024.93    0.209   274.19
2025.03    0.211   275.31
2025.13    0.213   276.40
2025.23    0.215   277.47
2025.33    0.217   278.52
2025.43    0.220   279.55
2025.53    0.222   280.55
2025.63    0.224   281.54
2025.73    0.226   282.51
2025.83    0.229   283.45
2025.93    0.231   284.39
2026.03    0.233   285.30
2026.13    0.235   286.19
2026.23    0.237   287.07
2026.33    0.239   287.94
2026.43    0.241   288.79
2026.53    0.244   289.62
2026.63    0.246   290.44
2026.73    0.248   291.25
2026.83    0.250   292.04
2026.93    0.252   292.82
2027.03    0.254   293.59
2027.13    0.256   294.34
2027.23    0.257   295.09
2027.33    0.259   295.82
2027.43    0.261   296.55
2027.53    0.263   297.26
2027.63    0.265   297.97
2027.73    0.266   298.66
2027.83    0.268   299.35
2027.93    0.270   300.03
2028.03    0.271   300.70
2028.13    0.273   301.36
2028.23    0.274   302.02
2028.33    0.276   302.67
2028.43    0.277   303.31
2028.53    0.278   303.95
2028.63    0.280   304.58
2028.73    0.281   305.20
2028.83    0.282   305.82
2028.93    0.283   306.44
2029.03    0.284   307.05
2029.13    0.285   307.65
2029.23    0.286   308.25
2029.33    0.287   308.85
2029.43    0.288   309.45
2029.53    0.288   310.04
2029.63    0.289   310.63
2029.73    0.290   311.21
2029.83    0.290   311.79
2029.93    0.291   312.38
2030.03    0.291   312.95
2030.13    0.292   313.53
2030.23    0.292   314.11
2030.33    0.292   314.68
2030.43    0.293   315.26
2030.53    0.293   315.83
2030.63    0.293   316.40
2030.73    0.293   316.97
2030.83    0.293   317.54
2030.93    0.293   318.12
2031.03    0.293   318.69
2031.13    0.292   319.26
2031.23    0.292   319.84
2031.33    0.292   320.41
2031.43    0.291   320.99
2031.53    0.291   321.57
2031.63    0.290   322.15
2031.73    0.290   322.73
2031.83    0.289   323.32
2031.93    0.289   323.90
2032.03    0.288   324.49
2032.13    0.287   325.09
2032.23    0.286   325.69
2032.33    0.285   326.29
2032.43    0.284   326.89
2032.53    0.283   327.50
2032.63    0.282   328.11
2032.73    0.281   328.73
2032.83    0.280   329.36
2032.93    0.279   329.99
2033.03    0.277   330.62
2033.13    0.276   331.26
2033.23    0.274   331.91
2033.33    0.273   332.57
2033.43    0.272   333.23
2033.53    0.270   333.90
2033.63    0.268   334.57
2033.73    0.267   335.26
2033.83    0.265   335.95
2033.93    0.263   336.65
2034.03    0.262   337.37
2034.13    0.260   338.09
2034.23    0.258   338.82
2034.33    0.256   339.56
2034.43    0.254   340.31
2034.53    0.252   341.08
2034.63    0.250   341.85
2034.73    0.248   342.64
2034.83    0.246   343.45
2034.93    0.244   344.26
2035.03    0.242   345.09
2035.13    0.240   345.93
2035.23    0.238   346.79
2035.33    0.236   347.67
2035.43    0.234   348.56
2035.53    0.232   349.46
2035.63    0.229   350.39
2035.73    0.227   351.33
2035.83    0.225   352.29
2035.93    0.223   353.27
2036.03    0.221   354.26
2036.13    0.218   355.28
2036.23    0.216   356.32
2036.33    0.214   357.38
2036.43    0.212   358.46
2036.53    0.210   359.57
2036.63    0.208     0.70
2036.73    0.205     1.85
2036.83    0.203     3.02
2036.93    0.201     4.22
2037.03    0.199     5.45
2037.13    0.197     6.70
2037.23    0.195     7.97
2037.33    0.193     9.27
2037.43    0.191    10.60
2037.53    0.189    11.95
2037.63    0.188    13.33
2037.73    0.186    14.74
2037.83    0.184    16.17
2037.93    0.183    17.63
2038.03    0.181    19.11
2038.13    0.180    20.62
2038.23    0.178    22.15
2038.33    0.177    23.71
2038.43    0.176    25.29
2038.53    0.174    26.89
2038.63    0.173    28.51
2038.73    0.172    30.16
2038.83    0.171    31.82
2038.93    0.171    33.50
2039.03    0.170    35.19
2039.13    0.169    36.90
2039.23    0.169    38.61
2039.33    0.168    40.34
2039.43    0.168    42.08
2039.53    0.168    43.82
2039.63    0.168    45.56
2039.73    0.168    47.31
2039.83    0.168    49.05
2039.93    0.168    50.79
2040.03    0.168    52.53
2040.13    0.169    54.25
2040.23    0.169    55.97
2040.33    0.170    57.68
2040.43    0.171    59.37
2040.53    0.171    61.05
2040.63    0.172    62.71
2040.73    0.173    64.35
2040.83    0.174    65.97
2040.93    0.176    67.57
2041.03    0.177    69.15
2041.13    0.178    70.71
2041.23    0.180    72.24
2041.33    0.181    73.74
2041.43    0.183    75.23
2041.53    0.184    76.68
2041.63    0.186    78.11
2041.73    0.188    79.51
2041.83    0.190    80.89
2041.93    0.192    82.24
2042.03    0.193    83.57
2042.13    0.195    84.86
2042.23    0.197    86.14
2042.33    0.199    87.38
2042.43    0.201    88.60
2042.53    0.204    89.80
2042.63    0.206    90.97
2042.73    0.208    92.12
2042.83    0.210    93.24
2042.93    0.212    94.34
2043.03    0.214    95.42
2043.13    0.217    96.47



 

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 15:19:12


www.stella-vega.de