Double Star Calculator - Orbit

Orbital Elements for LMP51
WDS: LMP51 WDS ID/Discoverer
P: 26.028 Orbital period (years)
a: 0.4201 Semi-major axis (arcseconds)
i: 96.5 Inclination (degrees)
Ω: 294.8 Longitude of ascending node (degrees)
T: 1996.458 Epoch of periastron passage (year)
e: 0.57 Eccentricity
ω: 221.0 Longitude of periastron (degrees)
Start-Year: 2011.986 Year
End-Year: 2038.014 Year
Epoch: 2026.5 Besselian Epoch
 
Further data from the WDS Sixth Catalog of Orbits for LMP51
Position: 040721.54-641320.2 Epoch-2000 right ascension and declination
WDS-ID: 04074-6413 WDS designation
Discoverer Code: LMP51 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 26491 HD catalog number
Hipparcos number: 19233 Hipparcos catalog number
V1: 6.37 Magnitude of the primary
V2: 9. Magnitude of the secondary
Equinox: 2000 Equinox
Date: Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Tok2017b Reference

Double Star Orbit for LMP51



WDS 6th Orbit including measures of LMP51

-- 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 LMP51
Click to expand/collapse ephemeris: 
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.397   296.63
--------------------------
2011.99    0.392   286.32
2012.09    0.387   286.17
2012.19    0.382   286.01
2012.29    0.376   285.85
2012.39    0.371   285.69
2012.49    0.366   285.52
2012.59    0.360   285.35
2012.69    0.355   285.17
2012.79    0.349   284.99
2012.89    0.344   284.80
2012.99    0.338   284.61
2013.09    0.332   284.40
2013.19    0.326   284.19
2013.29    0.321   283.98
2013.39    0.315   283.75
2013.49    0.309   283.52
2013.59    0.303   283.28
2013.69    0.297   283.02
2013.79    0.290   282.76
2013.89    0.284   282.48
2013.99    0.278   282.20
2014.09    0.272   281.90
2014.19    0.266   281.58
2014.29    0.259   281.25
2014.39    0.253   280.91
2014.49    0.246   280.54
2014.59    0.240   280.16
2014.69    0.233   279.75
2014.79    0.227   279.32
2014.89    0.220   278.87
2014.99    0.214   278.38
2015.09    0.207   277.87
2015.19    0.200   277.32
2015.29    0.193   276.74
2015.39    0.187   276.11
2015.49    0.180   275.43
2015.59    0.173   274.70
2015.69    0.166   273.91
2015.79    0.159   273.06
2015.89    0.153   272.13
2015.99    0.146   271.11
2016.09    0.139   269.99
2016.19    0.132   268.75
2016.29    0.125   267.38
2016.39    0.119   265.86
2016.49    0.112   264.15
2016.59    0.105   262.23
2016.69    0.099   260.06
2016.79    0.093   257.58
2016.89    0.086   254.74
2016.99    0.080   251.48
2017.09    0.075   247.70
2017.19    0.069   243.32
2017.29    0.064   238.24
2017.39    0.060   232.37
2017.49    0.056   225.67
2017.59    0.054   218.16
2017.69    0.052   209.98
2017.79    0.051   201.38
2017.89    0.052   192.74
2017.99    0.053   184.42
2018.09    0.056   176.71
2018.19    0.059   169.79
2018.29    0.063   163.71
2018.39    0.068   158.42
2018.49    0.073   153.86
2018.59    0.079   149.92
2018.69    0.085   146.52
2018.79    0.091   143.56
2018.89    0.097   140.98
2018.99    0.103   138.70
2019.09    0.110   136.69
2019.19    0.116   134.90
2019.29    0.122   133.30
2019.39    0.129   131.86
2019.49    0.135   130.55
2019.59    0.141   129.36
2019.69    0.147   128.27
2019.79    0.153   127.27
2019.89    0.159   126.34
2019.99    0.165   125.47
2020.09    0.170   124.66
2020.19    0.176   123.91
2020.29    0.181   123.19
2020.39    0.186   122.52
2020.49    0.190   121.87
2020.59    0.194   121.26
2020.69    0.198   120.67
2020.79    0.201   120.10
2020.89    0.204   119.54
2020.99    0.206   119.00
2021.09    0.208   118.47
2021.19    0.209   117.95
2021.29    0.209   117.43
2021.39    0.209   116.91
2021.49    0.207   116.39
2021.59    0.205   115.85
2021.69    0.202   115.30
2021.79    0.198   114.74
2021.89    0.193   114.14
2021.99    0.186   113.51
2022.09    0.179   112.83
2022.19    0.170   112.08
2022.29    0.160   111.24
2022.39    0.149   110.29
2022.49    0.137   109.18
2022.59    0.124   107.85
2022.69    0.110   106.19
2022.79    0.096   104.04
2022.89    0.081   101.12
2022.99    0.066    96.86
2023.09    0.051    90.06
2023.19    0.037    77.85
2023.29    0.026    53.54
2023.39    0.024    14.20
2023.49    0.032   343.21
2023.59    0.045   327.43
2023.69    0.060   319.09
2023.79    0.076   314.09
2023.89    0.091   310.79
2023.99    0.107   308.45
2024.09    0.122   306.70
2024.19    0.137   305.34
2024.29    0.152   304.25
2024.39    0.166   303.35
2024.49    0.180   302.59
2024.59    0.194   301.94
2024.69    0.207   301.37
2024.79    0.220   300.87
2024.89    0.233   300.43
2024.99    0.246   300.04
2025.09    0.258   299.68
2025.19    0.270   299.35
2025.29    0.281   299.05
2025.39    0.292   298.78
2025.49    0.303   298.52
2025.59    0.314   298.28
2025.69    0.324   298.06
2025.79    0.334   297.85
2025.89    0.344   297.65
2025.99    0.353   297.46
2026.09    0.362   297.28
2026.19    0.371   297.12
2026.29    0.380   296.95
2026.39    0.388   296.80
2026.49    0.396   296.65
2026.59    0.404   296.51
2026.69    0.411   296.37
2026.79    0.419   296.24
2026.89    0.426   296.11
2026.99    0.433   295.99
2027.09    0.440   295.87
2027.19    0.446   295.76
2027.29    0.452   295.64
2027.39    0.459   295.53
2027.49    0.464   295.43
2027.59    0.470   295.32
2027.69    0.476   295.22
2027.79    0.481   295.12
2027.89    0.486   295.03
2027.99    0.491   294.93
2028.09    0.496   294.84
2028.19    0.500   294.75
2028.29    0.505   294.66
2028.39    0.509   294.57
2028.49    0.513   294.48
2028.59    0.517   294.40
2028.69    0.521   294.31
2028.79    0.525   294.23
2028.89    0.528   294.15
2028.99    0.531   294.07
2029.09    0.534   293.99
2029.19    0.537   293.91
2029.29    0.540   293.83
2029.39    0.543   293.75
2029.49    0.546   293.67
2029.59    0.548   293.60
2029.69    0.550   293.52
2029.79    0.553   293.45
2029.89    0.555   293.37
2029.99    0.557   293.30
2030.09    0.558   293.23
2030.19    0.560   293.15
2030.29    0.562   293.08
2030.39    0.563   293.01
2030.49    0.564   292.94
2030.59    0.565   292.87
2030.69    0.567   292.80
2030.79    0.567   292.73
2030.89    0.568   292.66
2030.99    0.569   292.59
2031.09    0.570   292.52
2031.19    0.570   292.45
2031.29    0.570   292.38
2031.39    0.571   292.31
2031.49    0.571   292.24
2031.59    0.571   292.17
2031.69    0.571   292.10
2031.79    0.571   292.03
2031.89    0.570   291.96
2031.99    0.570   291.89
2032.09    0.570   291.82
2032.19    0.569   291.75
2032.29    0.568   291.68
2032.39    0.568   291.61
2032.49    0.567   291.54
2032.59    0.566   291.47
2032.69    0.565   291.40
2032.79    0.564   291.32
2032.89    0.563   291.25
2032.99    0.561   291.18
2033.09    0.560   291.11
2033.19    0.558   291.04
2033.29    0.557   290.96
2033.39    0.555   290.89
2033.49    0.553   290.82
2033.59    0.551   290.74
2033.69    0.549   290.67
2033.79    0.547   290.59
2033.89    0.545   290.51
2033.99    0.543   290.44
2034.09    0.541   290.36
2034.19    0.539   290.28
2034.29    0.536   290.20
2034.39    0.534   290.12
2034.49    0.531   290.04
2034.59    0.528   289.96
2034.69    0.526   289.88
2034.79    0.523   289.80
2034.89    0.520   289.72
2034.99    0.517   289.63
2035.09    0.514   289.55
2035.19    0.511   289.46
2035.29    0.507   289.37
2035.39    0.504   289.28
2035.49    0.501   289.19
2035.59    0.497   289.10
2035.69    0.494   289.01
2035.79    0.490   288.92
2035.89    0.486   288.82
2035.99    0.483   288.72
2036.09    0.479   288.62
2036.19    0.475   288.53
2036.29    0.471   288.42
2036.39    0.467   288.32
2036.49    0.463   288.22
2036.59    0.459   288.11
2036.69    0.455   288.00
2036.79    0.450   287.89
2036.89    0.446   287.78
2036.99    0.441   287.66
2037.09    0.437   287.54
2037.19    0.432   287.42
2037.29    0.428   287.30
2037.39    0.423   287.17
2037.49    0.418   287.05
2037.59    0.413   286.91
2037.69    0.409   286.78
2037.79    0.404   286.64
2037.89    0.399   286.50
2037.99    0.394   286.36



 

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 15:17:55


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