Double Star Calculator - Orbit

Orbital Elements for MTG5

WDS:	MTG5	WDS ID/Discoverer
P:	21.100	Orbital period (years)
a:	0.41	Semi-major axis (arcseconds)
i:	99.1	Inclination (degrees)
Ω:	9.5	Longitude of ascending node (degrees)
T:	2024.274	Epoch of periastron passage (year)
e:	0.498	Eccentricity
ω:	353.9	Longitude of periastron (degrees)
Start-Year:	2014.45	Year
End-Year:	2035.55	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for MTG5
Position:	234531.27-161019.3	Epoch-2000 right ascension and declination
WDS-ID:	23455-1610	WDS designation
Discoverer Code:	MTG5	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	14.0	Magnitude of the primary
V2:	14.4	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2022	Date of last observation
Orbit grade:	3	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:		Flags
Ephemerides:		Ephemerides
Code:	Tok2023a	Reference

Double Star Orbit for MTG5

WDS 6th Orbit including measures of MTG5

-- 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 MTG5

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.052   293.51
--------------------------
2014.45    0.612   189.71
2014.55    0.611   189.60
2014.65    0.611   189.50
2014.75    0.610   189.39
2014.85    0.609   189.28
2014.95    0.608   189.18
2015.05    0.606   189.07
2015.15    0.605   188.96
2015.25    0.603   188.86
2015.35    0.601   188.75
2015.45    0.599   188.64
2015.55    0.597   188.53
2015.65    0.595   188.42
2015.75    0.593   188.31
2015.85    0.590   188.19
2015.95    0.587   188.08
2016.05    0.584   187.97
2016.15    0.581   187.85
2016.25    0.578   187.73
2016.35    0.574   187.61
2016.45    0.570   187.49
2016.55    0.567   187.37
2016.65    0.563   187.25
2016.75    0.558   187.12
2016.85    0.554   187.00
2016.95    0.550   186.87
2017.05    0.545   186.74
2017.15    0.540   186.60
2017.25    0.535   186.47
2017.35    0.530   186.33
2017.45    0.524   186.19
2017.55    0.519   186.04
2017.65    0.513   185.89
2017.75    0.507   185.74
2017.85    0.501   185.59
2017.95    0.494   185.43
2018.05    0.488   185.26
2018.15    0.481   185.10
2018.25    0.474   184.92
2018.35    0.467   184.75
2018.45    0.460   184.56
2018.55    0.452   184.37
2018.65    0.445   184.18
2018.75    0.437   183.98
2018.85    0.429   183.77
2018.95    0.420   183.55
2019.05    0.412   183.32
2019.15    0.403   183.08
2019.25    0.394   182.84
2019.35    0.385   182.58
2019.45    0.376   182.31
2019.55    0.367   182.02
2019.65    0.357   181.72
2019.75    0.347   181.40
2019.85    0.337   181.07
2019.95    0.327   180.71
2020.05    0.316   180.33
2020.15    0.305   179.92
2020.25    0.295   179.48
2020.35    0.283   179.01
2020.45    0.272   178.50
2020.55    0.261   177.95
2020.65    0.249   177.34
2020.75    0.237   176.68
2020.85    0.225   175.94
2020.95    0.213   175.12
2021.05    0.200   174.20
2021.15    0.188   173.15
2021.25    0.175   171.96
2021.35    0.162   170.57
2021.45    0.150   168.95
2021.55    0.137   167.03
2021.65    0.124   164.70
2021.75    0.111   161.82
2021.85    0.098   158.20
2021.95    0.086   153.51
2022.05    0.074   147.29
2022.15    0.063   138.85
2022.25    0.054   127.33
2022.35    0.048   112.14
2022.45    0.046    94.20
2022.55    0.049    76.44
2022.65    0.055    61.62
2022.75    0.064    50.43
2022.85    0.075    42.22
2022.95    0.086    36.14
2023.05    0.099    31.52
2023.15    0.111    27.91
2023.25    0.123    25.01
2023.35    0.134    22.63
2023.45    0.146    20.62
2023.55    0.156    18.90
2023.65    0.166    17.39
2023.75    0.175    16.04
2023.85    0.184    14.82
2023.95    0.191    13.70
2024.05    0.196    12.65
2024.15    0.201    11.65
2024.25    0.204    10.69
2024.35    0.206     9.76
2024.45    0.206     8.84
2024.55    0.205     7.91
2024.65    0.203     6.97
2024.75    0.200     6.00
2024.85    0.195     4.99
2024.95    0.189     3.92
2025.05    0.182     2.78
2025.15    0.175     1.55
2025.25    0.166     0.20
2025.35    0.157   358.69
2025.45    0.147   356.99
2025.55    0.137   355.04
2025.65    0.127   352.78
2025.75    0.116   350.11
2025.85    0.105   346.88
2025.95    0.095   342.93
2026.05    0.084   337.99
2026.15    0.074   331.71
2026.25    0.066   323.65
2026.35    0.058   313.34
2026.45    0.053   300.62
2026.55    0.051   286.12
2026.65    0.053   271.40
2026.75    0.057   258.17
2026.85    0.064   247.29
2026.95    0.072   238.76
2027.05    0.082   232.13
2027.15    0.093   226.95
2027.25    0.104   222.85
2027.35    0.115   219.54
2027.45    0.126   216.82
2027.55    0.138   214.56
2027.65    0.149   212.65
2027.75    0.161   211.02
2027.85    0.173   209.60
2027.95    0.184   208.36
2028.05    0.195   207.27
2028.15    0.207   206.29
2028.25    0.218   205.42
2028.35    0.229   204.63
2028.45    0.240   203.92
2028.55    0.251   203.26
2028.65    0.261   202.66
2028.75    0.272   202.11
2028.85    0.282   201.60
2028.95    0.292   201.12
2029.05    0.303   200.67
2029.15    0.312   200.26
2029.25    0.322   199.87
2029.35    0.332   199.50
2029.45    0.341   199.15
2029.55    0.351   198.82
2029.65    0.360   198.51
2029.75    0.369   198.22
2029.85    0.377   197.93
2029.95    0.386   197.66
2030.05    0.395   197.40
2030.15    0.403   197.16
2030.25    0.411   196.92
2030.35    0.419   196.69
2030.45    0.427   196.47
2030.55    0.434   196.26
2030.65    0.442   196.05
2030.75    0.449   195.86
2030.85    0.456   195.66
2030.95    0.463   195.48
2031.05    0.470   195.30
2031.15    0.477   195.12
2031.25    0.483   194.95
2031.35    0.490   194.78
2031.45    0.496   194.62
2031.55    0.502   194.46
2031.65    0.508   194.31
2031.75    0.513   194.16
2031.85    0.519   194.01
2031.95    0.524   193.87
2032.05    0.530   193.73
2032.15    0.535   193.59
2032.25    0.539   193.45
2032.35    0.544   193.32
2032.45    0.549   193.18
2032.55    0.553   193.05
2032.65    0.557   192.93
2032.75    0.562   192.80
2032.85    0.565   192.68
2032.95    0.569   192.56
2033.05    0.573   192.43
2033.15    0.576   192.32
2033.25    0.580   192.20
2033.35    0.583   192.08
2033.45    0.586   191.97
2033.55    0.589   191.85
2033.65    0.591   191.74
2033.75    0.594   191.63
2033.85    0.596   191.52
2033.95    0.598   191.41
2034.05    0.600   191.30
2034.15    0.602   191.19
2034.25    0.604   191.08
2034.35    0.606   190.97
2034.45    0.607   190.86
2034.55    0.608   190.76
2034.65    0.609   190.65
2034.75    0.610   190.55
2034.85    0.611   190.44
2034.95    0.612   190.34
2035.05    0.612   190.23
2035.15    0.612   190.13
2035.25    0.612   190.02
2035.35    0.612   189.92
2035.45    0.612   189.81

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 18:54:18