Double Star Calculator - Orbit

Orbital Elements for B1606

WDS:	B1606	WDS ID/Discoverer
P:	14.660	Orbital period (years)
a:	0.152	Semi-major axis (arcseconds)
i:	61.7	Inclination (degrees)
Ω:	277.0	Longitude of ascending node (degrees)
T:	2011.840	Epoch of periastron passage (year)
e:	0.353	Eccentricity
ω:	11.9	Longitude of periastron (degrees)
Start-Year:	2017.67	Year
End-Year:	2032.33	Year
Epoch:	2026.5	Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for B1606
Position:	082657.83-524217.4	Epoch-2000 right ascension and declination
WDS-ID:	08270-5242	WDS designation
Discoverer Code:	B1606	Discover designation and components
ADS number:	.	Aitken Double Star catalog
HD number:	71805	HD catalog number
Hipparcos number:	41426	Hipparcos catalog number
V1:	6.99	Magnitude of the primary
V2:	7.85	Magnitude of the secondary
Equinox:	2000	Equinox
Date:	2014	Date of last observation
Orbit grade:	1	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 B1606

WDS 6th Orbit including measures of B1606

-- 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 B1606

Click to expand/collapse ephemeris:

Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    0.097   282.71
--------------------------
2017.67    0.198    93.52
2017.77    0.200    94.16
2017.87    0.201    94.79
2017.97    0.202    95.41
2018.07    0.202    96.03
2018.17    0.203    96.64
2018.27    0.203    97.25
2018.37    0.204    97.85
2018.47    0.204    98.46
2018.57    0.204    99.06
2018.67    0.204    99.67
2018.77    0.204   100.27
2018.87    0.204   100.88
2018.97    0.203   101.48
2019.07    0.203   102.09
2019.17    0.202   102.71
2019.27    0.201   103.32
2019.37    0.201   103.95
2019.47    0.200   104.57
2019.57    0.198   105.21
2019.67    0.197   105.85
2019.77    0.196   106.51
2019.87    0.194   107.17
2019.97    0.193   107.84
2020.07    0.191   108.53
2020.17    0.189   109.23
2020.27    0.187   109.94
2020.37    0.185   110.67
2020.47    0.183   111.41
2020.57    0.180   112.18
2020.67    0.178   112.96
2020.77    0.175   113.77
2020.87    0.173   114.60
2020.97    0.170   115.46
2021.07    0.167   116.35
2021.17    0.164   117.27
2021.27    0.161   118.23
2021.37    0.158   119.22
2021.47    0.154   120.25
2021.57    0.151   121.33
2021.67    0.148   122.46
2021.77    0.144   123.65
2021.87    0.140   124.89
2021.97    0.137   126.20
2022.07    0.133   127.59
2022.17    0.129   129.05
2022.27    0.125   130.60
2022.37    0.121   132.26
2022.47    0.118   134.02
2022.57    0.114   135.90
2022.67    0.110   137.92
2022.77    0.106   140.09
2022.87    0.102   142.43
2022.97    0.098   144.95
2023.07    0.094   147.68
2023.17    0.090   150.63
2023.27    0.087   153.84
2023.37    0.083   157.30
2023.47    0.080   161.06
2023.57    0.077   165.12
2023.67    0.075   169.49
2023.77    0.072   174.16
2023.87    0.070   179.12
2023.97    0.069   184.35
2024.07    0.068   189.78
2024.17    0.067   195.37
2024.27    0.067   201.02
2024.37    0.067   206.66
2024.47    0.068   212.21
2024.57    0.069   217.60
2024.67    0.071   222.78
2024.77    0.072   227.70
2024.87    0.075   232.35
2024.97    0.077   236.73
2025.07    0.080   240.83
2025.17    0.082   244.68
2025.27    0.085   248.29
2025.37    0.087   251.69
2025.47    0.090   254.90
2025.57    0.092   257.94
2025.67    0.094   260.85
2025.77    0.096   263.64
2025.87    0.097   266.34
2025.97    0.098   268.97
2026.07    0.099   271.56
2026.17    0.099   274.12
2026.27    0.099   276.68
2026.37    0.098   279.27
2026.47    0.097   281.90
2026.57    0.096   284.61
2026.67    0.094   287.42
2026.77    0.091   290.37
2026.87    0.088   293.50
2026.97    0.085   296.83
2027.07    0.082   300.42
2027.17    0.079   304.32
2027.27    0.075   308.57
2027.37    0.072   313.24
2027.47    0.068   318.36
2027.57    0.065   323.99
2027.67    0.063   330.13
2027.77    0.061   336.76
2027.87    0.059   343.82
2027.97    0.058   351.17
2028.07    0.058   358.66
2028.17    0.059     6.07
2028.27    0.060    13.22
2028.37    0.062    19.97
2028.47    0.065    26.22
2028.57    0.068    31.91
2028.67    0.072    37.06
2028.77    0.076    41.69
2028.87    0.080    45.83
2028.97    0.085    49.55
2029.07    0.089    52.90
2029.17    0.094    55.91
2029.27    0.099    58.63
2029.37    0.103    61.10
2029.47    0.108    63.36
2029.57    0.113    65.43
2029.67    0.117    67.33
2029.77    0.122    69.09
2029.87    0.126    70.73
2029.97    0.131    72.25
2030.07    0.135    73.67
2030.17    0.139    75.01
2030.27    0.143    76.27
2030.37    0.147    77.46
2030.47    0.151    78.59
2030.57    0.155    79.66
2030.67    0.159    80.69
2030.77    0.162    81.67
2030.87    0.165    82.61
2030.97    0.168    83.51
2031.07    0.172    84.38
2031.17    0.174    85.22
2031.27    0.177    86.04
2031.37    0.180    86.83
2031.47    0.182    87.59
2031.57    0.185    88.34
2031.67    0.187    89.07
2031.77    0.189    89.78
2031.87    0.191    90.47
2031.97    0.193    91.16
2032.07    0.195    91.83
2032.17    0.196    92.49
2032.27    0.198    93.14

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 16:07:41