Double Star Calculator - Orbit

Orbital Elements for HDS3219

WDS:	HDS3219	WDS ID/Discoverer
P:	13.310	Orbital period (years)
a:	0.088	Semi-major axis (arcseconds)
i:	41.4	Inclination (degrees)
Ω:	165.7	Longitude of ascending node (degrees)
T:	2011.340	Epoch of periastron passage (year)
e:	0.207	Eccentricity
ω:	341.8	Longitude of periastron (degrees)
Start-Year:	2018.345	Year
End-Year:	2031.655	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS3219
Position:	223959.38-831506.0	Epoch-2000 right ascension and declination
WDS-ID:	22400-8315	WDS designation
Discoverer Code:	HDS3219	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	213615	HD catalog number
Hipparcos number:	111898	Hipparcos catalog number
V1:	6.94	Magnitude of the primary
V2:	8.79	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2021	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:	Tok2021c	Reference

Double Star Orbit for HDS3219

WDS 6th Orbit including measures of HDS3219

-- 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 HDS3219

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.067   210.67
--------------------------
2018.35    0.105   336.77
2018.44    0.105   338.16
2018.54    0.105   339.54
2018.64    0.105   340.93
2018.74    0.105   342.31
2018.84    0.105   343.70
2018.94    0.105   345.09
2019.04    0.105   346.49
2019.14    0.104   347.90
2019.24    0.104   349.32
2019.34    0.103   350.75
2019.44    0.103   352.20
2019.54    0.102   353.66
2019.64    0.101   355.14
2019.74    0.101   356.65
2019.84    0.100   358.18
2019.94    0.099   359.74
2020.04    0.098     1.33
2020.14    0.097     2.96
2020.24    0.095     4.63
2020.34    0.094     6.33
2020.44    0.093     8.09
2020.54    0.092     9.89
2020.64    0.090    11.75
2020.74    0.089    13.67
2020.84    0.087    15.65
2020.94    0.086    17.71
2021.04    0.084    19.84
2021.14    0.082    22.05
2021.24    0.081    24.36
2021.34    0.079    26.76
2021.44    0.077    29.27
2021.54    0.076    31.88
2021.64    0.074    34.62
2021.74    0.072    37.48
2021.84    0.071    40.48
2021.94    0.069    43.61
2022.04    0.068    46.89
2022.14    0.066    50.32
2022.24    0.065    53.91
2022.34    0.064    57.64
2022.44    0.062    61.52
2022.54    0.061    65.54
2022.64    0.060    69.70
2022.74    0.060    73.97
2022.84    0.059    78.35
2022.94    0.059    82.80
2023.04    0.058    87.31
2023.14    0.058    91.84
2023.24    0.058    96.38
2023.34    0.058   100.90
2023.44    0.059   105.37
2023.54    0.059   109.78
2023.64    0.060   114.10
2023.74    0.061   118.33
2023.84    0.061   122.45
2023.94    0.062   126.47
2024.04    0.063   130.37
2024.14    0.064   134.16
2024.24    0.065   137.85
2024.34    0.066   141.44
2024.44    0.067   144.94
2024.54    0.068   148.35
2024.64    0.068   151.68
2024.74    0.069   154.95
2024.84    0.069   158.16
2024.94    0.070   161.33
2025.04    0.070   164.46
2025.14    0.071   167.56
2025.24    0.071   170.64
2025.34    0.071   173.71
2025.44    0.071   176.78
2025.54    0.071   179.86
2025.64    0.070   182.95
2025.74    0.070   186.05
2025.84    0.070   189.19
2025.94    0.069   192.36
2026.04    0.069   195.56
2026.14    0.069   198.81
2026.24    0.068   202.09
2026.34    0.068   205.42
2026.44    0.067   208.80
2026.54    0.067   212.22
2026.64    0.066   215.67
2026.74    0.066   219.17
2026.84    0.066   222.70
2026.94    0.066   226.25
2027.04    0.066   229.82
2027.14    0.066   233.40
2027.24    0.066   236.98
2027.34    0.066   240.54
2027.44    0.066   244.09
2027.54    0.066   247.60
2027.64    0.067   251.07
2027.74    0.067   254.49
2027.84    0.068   257.85
2027.94    0.069   261.14
2028.04    0.070   264.36
2028.14    0.070   267.50
2028.24    0.071   270.56
2028.34    0.072   273.53
2028.44    0.074   276.42
2028.54    0.075   279.22
2028.64    0.076   281.94
2028.74    0.077   284.57
2028.84    0.078   287.12
2028.94    0.080   289.58
2029.04    0.081   291.97
2029.14    0.082   294.28
2029.24    0.084   296.52
2029.34    0.085   298.69
2029.44    0.086   300.79
2029.54    0.087   302.83
2029.64    0.089   304.81
2029.74    0.090   306.74
2029.84    0.091   308.61
2029.94    0.092   310.44
2030.04    0.094   312.21
2030.14    0.095   313.95
2030.24    0.096   315.65
2030.34    0.097   317.31
2030.44    0.098   318.93
2030.54    0.099   320.52
2030.64    0.100   322.09
2030.74    0.100   323.62
2030.84    0.101   325.14
2030.94    0.102   326.63
2031.04    0.103   328.10
2031.14    0.103   329.55
2031.24    0.104   330.99
2031.34    0.104   332.41
2031.44    0.104   333.83
2031.54    0.105   335.23
2031.64    0.105   336.63

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 18:42:56