Double Star Calculator - Orbit

Orbital Elements for WRH28

WDS:	WRH28	WDS ID/Discoverer
P:	21.260	Orbital period (years)
a:	0.126	Semi-major axis (arcseconds)
i:	33.4	Inclination (degrees)
Ω:	145.7	Longitude of ascending node (degrees)
T:	1993.020	Epoch of periastron passage (year)
e:	0.5	Eccentricity
ω:	230.5	Longitude of periastron (degrees)
Start-Year:	2014.37	Year
End-Year:	2035.63	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for WRH28
Position:	004135.98+243744.6	Epoch-2000 right ascension and declination
WDS-ID:	00416+2438	WDS designation
Discoverer Code:	WRH28	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	3883	HD catalog number
Hipparcos number:	3269	Hipparcos catalog number
V1:	6.06	Magnitude of the primary
V2:	.	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	1988	Date of last observation
Orbit grade:	5	Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate
Flags:	n	Flags
Ephemerides:		Ephemerides
Code:	Ole2005c	Reference

Double Star Orbit for WRH28

WDS 6th Orbit including measures of WRH28

-- 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 WRH28

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.163   202.09
--------------------------
2014.37    0.056    16.53
2014.47    0.055    22.77
2014.57    0.055    29.14
2014.67    0.055    35.57
2014.77    0.055    41.98
2014.87    0.056    48.30
2014.97    0.057    54.45
2015.07    0.058    60.38
2015.17    0.059    66.02
2015.27    0.061    71.37
2015.37    0.063    76.39
2015.47    0.065    81.10
2015.57    0.068    85.49
2015.67    0.070    89.58
2015.77    0.073    93.38
2015.87    0.075    96.93
2015.97    0.078   100.24
2016.07    0.081   103.32
2016.17    0.083   106.21
2016.27    0.086   108.92
2016.37    0.089   111.46
2016.47    0.092   113.85
2016.57    0.094   116.10
2016.67    0.097   118.23
2016.77    0.099   120.25
2016.87    0.102   122.17
2016.97    0.104   124.00
2017.07    0.107   125.74
2017.17    0.109   127.40
2017.27    0.112   128.99
2017.37    0.114   130.52
2017.47    0.116   131.98
2017.57    0.118   133.39
2017.67    0.121   134.75
2017.77    0.123   136.07
2017.87    0.125   137.34
2017.97    0.127   138.56
2018.07    0.129   139.75
2018.17    0.131   140.91
2018.27    0.133   142.03
2018.37    0.134   143.12
2018.47    0.136   144.19
2018.57    0.138   145.22
2018.67    0.139   146.23
2018.77    0.141   147.22
2018.87    0.143   148.19
2018.97    0.144   149.13
2019.07    0.146   150.06
2019.17    0.147   150.97
2019.27    0.148   151.86
2019.37    0.150   152.73
2019.47    0.151   153.59
2019.57    0.152   154.44
2019.67    0.154   155.27
2019.77    0.155   156.09
2019.87    0.156   156.89
2019.97    0.157   157.69
2020.07    0.158   158.47
2020.17    0.159   159.25
2020.27    0.160   160.01
2020.37    0.161   160.76
2020.47    0.162   161.51
2020.57    0.163   162.25
2020.67    0.163   162.98
2020.77    0.164   163.70
2020.87    0.165   164.42
2020.97    0.166   165.13
2021.07    0.166   165.84
2021.17    0.167   166.54
2021.27    0.168   167.23
2021.37    0.168   167.92
2021.47    0.169   168.60
2021.57    0.169   169.28
2021.67    0.170   169.96
2021.77    0.170   170.63
2021.87    0.171   171.30
2021.97    0.171   171.96
2022.07    0.172   172.62
2022.17    0.172   173.28
2022.27    0.172   173.94
2022.37    0.173   174.59
2022.47    0.173   175.24
2022.57    0.173   175.89
2022.67    0.173   176.54
2022.77    0.173   177.19
2022.87    0.174   177.84
2022.97    0.174   178.48
2023.07    0.174   179.12
2023.17    0.174   179.77
2023.27    0.174   180.41
2023.37    0.174   181.05
2023.47    0.174   181.70
2023.57    0.174   182.34
2023.67    0.174   182.98
2023.77    0.174   183.63
2023.87    0.174   184.27
2023.97    0.173   184.92
2024.07    0.173   185.57
2024.17    0.173   186.21
2024.27    0.173   186.86
2024.37    0.173   187.51
2024.47    0.172   188.17
2024.57    0.172   188.82
2024.67    0.172   189.48
2024.77    0.172   190.14
2024.87    0.171   190.80
2024.97    0.171   191.46
2025.07    0.171   192.13
2025.17    0.170   192.80
2025.27    0.170   193.47
2025.37    0.169   194.15
2025.47    0.169   194.83
2025.57    0.168   195.51
2025.67    0.168   196.20
2025.77    0.167   196.89
2025.87    0.167   197.59
2025.97    0.166   198.29
2026.07    0.166   199.00
2026.17    0.165   199.71
2026.27    0.164   200.42
2026.37    0.164   201.15
2026.47    0.163   201.87
2026.57    0.162   202.61
2026.67    0.162   203.35
2026.77    0.161   204.09
2026.87    0.160   204.84
2026.97    0.160   205.60
2027.07    0.159   206.37
2027.17    0.158   207.14
2027.27    0.157   207.92
2027.37    0.157   208.71
2027.47    0.156   209.51
2027.57    0.155   210.32
2027.67    0.154   211.13
2027.77    0.153   211.96
2027.87    0.152   212.79
2027.97    0.151   213.63
2028.07    0.150   214.49
2028.17    0.150   215.35
2028.27    0.149   216.22
2028.37    0.148   217.11
2028.47    0.147   218.00
2028.57    0.146   218.91
2028.67    0.145   219.83
2028.77    0.144   220.77
2028.87    0.143   221.71
2028.97    0.142   222.68
2029.07    0.141   223.65
2029.17    0.140   224.64
2029.27    0.139   225.64
2029.37    0.138   226.66
2029.47    0.136   227.70
2029.57    0.135   228.75
2029.67    0.134   229.82
2029.77    0.133   230.90
2029.87    0.132   232.01
2029.97    0.131   233.13
2030.07    0.130   234.27
2030.17    0.129   235.44
2030.27    0.128   236.62
2030.37    0.126   237.83
2030.47    0.125   239.05
2030.57    0.124   240.30
2030.67    0.123   241.58
2030.77    0.122   242.88
2030.87    0.121   244.20
2030.97    0.119   245.55
2031.07    0.118   246.93
2031.17    0.117   248.34
2031.27    0.116   249.77
2031.37    0.115   251.24
2031.47    0.113   252.73
2031.57    0.112   254.26
2031.67    0.111   255.82
2031.77    0.110   257.42
2031.87    0.109   259.05
2031.97    0.107   260.72
2032.07    0.106   262.42
2032.17    0.105   264.17
2032.27    0.104   265.96
2032.37    0.102   267.79
2032.47    0.101   269.67
2032.57    0.100   271.59
2032.67    0.099   273.56
2032.77    0.097   275.59
2032.87    0.096   277.66
2032.97    0.095   279.79
2033.07    0.094   281.98
2033.17    0.092   284.23
2033.27    0.091   286.54
2033.37    0.090   288.92
2033.47    0.088   291.37
2033.57    0.087   293.89
2033.67    0.086   296.50
2033.77    0.084   299.19
2033.87    0.083   301.97
2033.97    0.081   304.84
2034.07    0.080   307.82
2034.17    0.079   310.92
2034.27    0.077   314.13
2034.37    0.075   317.48
2034.47    0.074   320.97
2034.57    0.072   324.62
2034.67    0.071   328.44
2034.77    0.069   332.45
2034.87    0.067   336.66
2034.97    0.065   341.08
2035.07    0.064   345.74
2035.17    0.062   350.65
2035.27    0.061   355.82
2035.37    0.059     1.25
2035.47    0.058     6.94
2035.57    0.057    12.87

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 14:41:50