Double Star Calculator - Orbit

Orbital Elements for HDS934

WDS:	HDS934	WDS ID/Discoverer
P:	12.370	Orbital period (years)
a:	0.132	Semi-major axis (arcseconds)
i:	18.5	Inclination (degrees)
Ω:	93.4	Longitude of ascending node (degrees)
T:	2014.210	Epoch of periastron passage (year)
e:	0.216	Eccentricity
ω:	70.3	Longitude of periastron (degrees)
Start-Year:	2018.815	Year
End-Year:	2031.185	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for HDS934
Position:	064352.03-543403.5	Epoch-2000 right ascension and declination
WDS-ID:	06439-5434	WDS designation
Discoverer Code:	HDS934	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	49134	HD catalog number
Hipparcos number:	32242	Hipparcos catalog number
V1:	9.25	Magnitude of the primary
V2:	9.47	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2014	Date of last observation
Orbit grade:	3	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Tok2015c	Reference

Double Star Orbit for HDS934

WDS 6th Orbit including measures of HDS934

-- 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 HDS934

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.099   158.87
--------------------------
2018.82    0.151   311.05
2018.91    0.152   313.10
2019.01    0.152   315.13
2019.11    0.152   317.16
2019.21    0.153   319.17
2019.31    0.153   321.18
2019.41    0.153   323.19
2019.51    0.153   325.18
2019.61    0.154   327.18
2019.71    0.154   329.17
2019.81    0.154   331.16
2019.91    0.154   333.15
2020.01    0.154   335.14
2020.11    0.154   337.13
2020.21    0.153   339.12
2020.31    0.153   341.12
2020.41    0.153   343.12
2020.51    0.153   345.12
2020.61    0.153   347.13
2020.71    0.152   349.15
2020.81    0.152   351.17
2020.91    0.152   353.20
2021.01    0.151   355.25
2021.11    0.151   357.30
2021.21    0.151   359.36
2021.31    0.150     1.43
2021.41    0.150     3.52
2021.51    0.149     5.62
2021.61    0.149     7.73
2021.71    0.148     9.86
2021.81    0.148    12.01
2021.91    0.147    14.17
2022.01    0.146    16.35
2022.11    0.146    18.55
2022.21    0.145    20.77
2022.31    0.144    23.00
2022.41    0.144    25.26
2022.51    0.143    27.55
2022.61    0.142    29.85
2022.71    0.142    32.18
2022.81    0.141    34.54
2022.91    0.140    36.93
2023.01    0.139    39.34
2023.11    0.138    41.79
2023.21    0.137    44.26
2023.31    0.136    46.77
2023.41    0.135    49.32
2023.51    0.134    51.90
2023.61    0.133    54.52
2023.71    0.132    57.19
2023.81    0.131    59.89
2023.91    0.130    62.64
2024.01    0.129    65.44
2024.11    0.128    68.29
2024.21    0.127    71.20
2024.31    0.125    74.16
2024.41    0.124    77.18
2024.51    0.123    80.26
2024.61    0.121    83.41
2024.71    0.120    86.63
2024.81    0.119    89.92
2024.91    0.117    93.29
2025.01    0.116    96.74
2025.11    0.115   100.28
2025.21    0.113   103.90
2025.31    0.112   107.62
2025.41    0.110   111.43
2025.51    0.109   115.34
2025.61    0.108   119.34
2025.71    0.106   123.45
2025.81    0.105   127.66
2025.91    0.104   131.97
2026.01    0.103   136.37
2026.11    0.102   140.87
2026.21    0.101   145.45
2026.31    0.100   150.10
2026.41    0.099   154.82
2026.51    0.099   159.59
2026.61    0.099   164.40
2026.71    0.099   169.23
2026.81    0.099   174.07
2026.91    0.099   178.89
2027.01    0.099   183.68
2027.11    0.100   188.43
2027.21    0.101   193.11
2027.31    0.101   197.72
2027.41    0.102   202.24
2027.51    0.104   206.66
2027.61    0.105   210.98
2027.71    0.106   215.19
2027.81    0.108   219.29
2027.91    0.109   223.27
2028.01    0.111   227.14
2028.11    0.113   230.89
2028.21    0.114   234.53
2028.31    0.116   238.06
2028.41    0.118   241.49
2028.51    0.120   244.81
2028.61    0.121   248.04
2028.71    0.123   251.18
2028.81    0.125   254.23
2028.91    0.127   257.20
2029.01    0.128   260.10
2029.11    0.130   262.92
2029.21    0.131   265.67
2029.31    0.133   268.36
2029.41    0.134   270.99
2029.51    0.136   273.56
2029.61    0.137   276.08
2029.71    0.138   278.55
2029.81    0.140   280.98
2029.91    0.141   283.36
2030.01    0.142   285.70
2030.11    0.143   288.01
2030.21    0.144   290.29
2030.31    0.145   292.53
2030.41    0.146   294.74
2030.51    0.147   296.93
2030.61    0.148   299.10
2030.71    0.148   301.24
2030.81    0.149   303.36
2030.91    0.150   305.46
2031.01    0.150   307.54
2031.11    0.151   309.61

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 15:50:02