Double Star Calculator - Orbit

Orbital Elements for TRR16

WDS:	TRR16	WDS ID/Discoverer
P:	18.182	Orbital period (years)
a:	0.06232	Semi-major axis (arcseconds)
i:	75.78	Inclination (degrees)
Ω:	141.8	Longitude of ascending node (degrees)
T:	1988.335	Epoch of periastron passage (year)
e:	0.105	Eccentricity
ω:	256.8	Longitude of periastron (degrees)
Start-Year:	2015.9087722856718	Year
End-Year:	2034.0912277143282	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for TRR16
Position:	034906.11+234652.5	Epoch-2000 right ascension and declination
WDS-ID:	03491+2347	WDS designation
Discoverer Code:	TRR16	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	.	HD catalog number
Hipparcos number:	.	Hipparcos catalog number
V1:	11.3	Magnitude of the primary
V2:	11.9	Magnitude of the secondary
Equinox:		Equinox
Date:	2019	Date of last observation
Orbit grade:	4	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Trr2020b	Reference

Double Star Orbit for TRR16

WDS 6th Orbit including measures of TRR16

-- 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 TRR16

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.031   118.97
--------------------------
2015.91    0.019   200.91
2016.01    0.019   206.09
2016.11    0.018   211.72
2016.21    0.017   217.77
2016.31    0.017   224.13
2016.41    0.017   230.69
2016.51    0.017   237.28
2016.61    0.017   243.75
2016.71    0.018   249.96
2016.81    0.018   255.79
2016.91    0.019   261.18
2017.01    0.020   266.10
2017.11    0.021   270.56
2017.21    0.022   274.58
2017.31    0.023   278.19
2017.41    0.025   281.44
2017.51    0.026   284.35
2017.61    0.027   286.98
2017.71    0.029   289.36
2017.81    0.030   291.51
2017.91    0.032   293.48
2018.01    0.033   295.27
2018.11    0.035   296.91
2018.21    0.036   298.43
2018.31    0.037   299.82
2018.41    0.039   301.12
2018.51    0.040   302.33
2018.61    0.041   303.46
2018.71    0.043   304.52
2018.81    0.044   305.51
2018.91    0.045   306.45
2019.01    0.047   307.34
2019.11    0.048   308.19
2019.21    0.049   308.99
2019.31    0.050   309.76
2019.41    0.051   310.49
2019.51    0.052   311.20
2019.61    0.053   311.88
2019.71    0.054   312.53
2019.81    0.055   313.17
2019.91    0.056   313.78
2020.01    0.056   314.38
2020.11    0.057   314.96
2020.21    0.058   315.53
2020.31    0.058   316.09
2020.41    0.059   316.64
2020.51    0.059   317.17
2020.61    0.060   317.71
2020.71    0.060   318.23
2020.81    0.060   318.75
2020.91    0.060   319.27
2021.01    0.060   319.78
2021.11    0.061   320.29
2021.21    0.060   320.81
2021.31    0.060   321.32
2021.41    0.060   321.84
2021.51    0.060   322.36
2021.61    0.060   322.89
2021.71    0.059   323.42
2021.81    0.059   323.96
2021.91    0.058   324.51
2022.01    0.057   325.07
2022.11    0.057   325.65
2022.21    0.056   326.24
2022.31    0.055   326.85
2022.41    0.054   327.48
2022.51    0.053   328.14
2022.61    0.052   328.82
2022.71    0.051   329.53
2022.81    0.050   330.27
2022.91    0.048   331.05
2023.01    0.047   331.88
2023.11    0.046   332.76
2023.21    0.044   333.69
2023.31    0.043   334.69
2023.41    0.041   335.77
2023.51    0.039   336.94
2023.61    0.038   338.21
2023.71    0.036   339.60
2023.81    0.034   341.13
2023.91    0.032   342.83
2024.01    0.031   344.73
2024.11    0.029   346.87
2024.21    0.027   349.31
2024.31    0.025   352.09
2024.41    0.023   355.31
2024.51    0.022   359.06
2024.61    0.020     3.45
2024.71    0.018     8.61
2024.81    0.017    14.70
2024.91    0.016    21.81
2025.01    0.015    29.99
2025.11    0.014    39.13
2025.21    0.014    48.91
2025.31    0.014    58.82
2025.41    0.014    68.34
2025.51    0.015    77.04
2025.61    0.016    84.71
2025.71    0.018    91.31
2025.81    0.019    96.94
2025.91    0.021   101.71
2026.01    0.022   105.77
2026.11    0.024   109.24
2026.21    0.026   112.24
2026.31    0.028   114.84
2026.41    0.030   117.12
2026.51    0.031   119.13
2026.61    0.033   120.93
2026.71    0.035   122.53
2026.81    0.037   123.99
2026.91    0.039   125.31
2027.01    0.040   126.51
2027.11    0.042   127.62
2027.21    0.044   128.65
2027.31    0.045   129.61
2027.41    0.047   130.50
2027.51    0.048   131.34
2027.61    0.049   132.13
2027.71    0.051   132.88
2027.81    0.052   133.59
2027.91    0.053   134.26
2028.01    0.054   134.91
2028.11    0.056   135.53
2028.21    0.057   136.13
2028.31    0.057   136.71
2028.41    0.058   137.27
2028.51    0.059   137.81
2028.61    0.060   138.34
2028.71    0.061   138.86
2028.81    0.061   139.37
2028.91    0.062   139.87
2029.01    0.062   140.36
2029.11    0.063   140.84
2029.21    0.063   141.32
2029.31    0.063   141.79
2029.41    0.063   142.26
2029.51    0.063   142.73
2029.61    0.064   143.19
2029.71    0.063   143.66
2029.81    0.063   144.13
2029.91    0.063   144.59
2030.01    0.063   145.06
2030.11    0.063   145.54
2030.21    0.062   146.02
2030.31    0.062   146.50
2030.41    0.062   146.99
2030.51    0.061   147.49
2030.61    0.061   148.00
2030.71    0.060   148.52
2030.81    0.059   149.05
2030.91    0.058   149.59
2031.01    0.058   150.15
2031.11    0.057   150.72
2031.21    0.056   151.31
2031.31    0.055   151.92
2031.41    0.054   152.55
2031.51    0.053   153.21
2031.61    0.052   153.89
2031.71    0.051   154.60
2031.81    0.050   155.34
2031.91    0.048   156.12
2032.01    0.047   156.94
2032.11    0.046   157.81
2032.21    0.045   158.72
2032.31    0.043   159.69
2032.41    0.042   160.72
2032.51    0.041   161.82
2032.61    0.039   163.00
2032.71    0.038   164.26
2032.81    0.036   165.62
2032.91    0.035   167.10
2033.01    0.034   168.69
2033.11    0.032   170.44
2033.21    0.031   172.34
2033.31    0.029   174.44
2033.41    0.028   176.74
2033.51    0.026   179.29
2033.61    0.025   182.12
2033.71    0.024   185.27
2033.81    0.023   188.77
2033.91    0.021   192.66
2034.01    0.020   196.99

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 15:15:04