Double Star Calculator - Orbit

Orbital Elements for STF1110AB,C
WDS: STF1110AB,C WDS ID/Discoverer
P: 12817.000 Orbital period (years)
a: 69.1 Semi-major axis (arcseconds)
i: 33.0 Inclination (degrees)
Ω: 289.0 Longitude of ascending node (degrees)
T: 5736.000 Epoch of periastron passage (year)
e: 0.3 Eccentricity
ω: 16.0 Longitude of periastron (degrees)
Start-Year: -4383.499999999999 Year
End-Year: 8433.5 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for STF1110AB,C
Position: 073436.00+315319.1 Epoch-2000 right ascension and declination
WDS-ID: 07346+3153 WDS designation
Discoverer Code: STF1110AB,C Discover designation and components
ADS number: 6175 Aitken Double Star catalog
HD number: 60179 HD catalog number
Hipparcos number: 36850 Hipparcos catalog number
V1: 1.9 Magnitude of the primary
V2: 9.83 Magnitude of the secondary
Equinox: 2010 Equinox
Date: 2000 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: Kiy2015 Reference

Double Star Orbit for STF1110AB,C



WDS 6th Orbit including measures of STF1110AB,C

-- 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 STF1110AB,C
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50   69.338   167.27
--------------------------
-4383.50   63.028    60.15
-4283.50   64.423    62.79
-4183.50   65.808    65.32
-4083.50   67.177    67.75
-3983.50   68.526    70.08
-3883.50   69.849    72.32
-3783.50   71.144    74.48
-3683.50   72.406    76.56
-3583.50   73.634    78.57
-3483.50   74.824    80.52
-3383.50   75.974    82.41
-3283.50   77.083    84.24
-3183.50   78.148    86.02
-3083.50   79.169    87.75
-2983.50   80.143    89.44
-2883.50   81.071    91.10
-2783.50   81.950    92.71
-2683.50   82.781    94.29
-2583.50   83.563    95.84
-2483.50   84.295    97.37
-2383.50   84.976    98.86
-2283.50   85.607   100.34
-2183.50   86.188   101.79
-2083.50   86.717   103.23
-1983.50   87.195   104.65
-1883.50   87.623   106.05
-1783.50   87.999   107.44
-1683.50   88.325   108.82
-1583.50   88.600   110.19
-1483.50   88.824   111.56
-1383.50   88.998   112.91
-1283.50   89.122   114.27
-1183.50   89.196   115.62
-1083.50   89.221   116.97
-983.50   89.196   118.31
-883.50   89.123   119.66
-783.50   89.002   121.02
-683.50   88.833   122.37
-583.50   88.618   123.74
-483.50   88.355   125.11
-383.50   88.047   126.48
-283.50   87.693   127.87
-183.50   87.294   129.28
-83.50   86.852   130.69
16.50   86.367   132.12
116.50   85.839   133.57
216.50   85.270   135.03
316.50   84.660   136.52
416.50   84.012   138.03
516.50   83.324   139.56
616.50   82.600   141.12
716.50   81.840   142.71
816.50   81.045   144.32
916.50   80.217   145.98
1016.50   79.357   147.66
1116.50   78.467   149.38
1216.50   77.550   151.15
1316.50   76.605   152.95
1416.50   75.637   154.80
1516.50   74.646   156.70
1616.50   73.635   158.66
1716.50   72.607   160.66
1816.50   71.564   162.73
1916.50   70.509   164.85
2016.50   69.445   167.05
2116.50   68.376   169.31
2216.50   67.304   171.64
2316.50   66.233   174.04
2416.50   65.167   176.53
2516.50   64.111   179.10
2616.50   63.068   181.75
2716.50   62.042   184.49
2816.50   61.038   187.33
2916.50   60.060   190.26
3016.50   59.113   193.28
3116.50   58.201   196.40
3216.50   57.330   199.61
3316.50   56.501   202.93
3416.50   55.721   206.33
3516.50   54.991   209.84
3616.50   54.315   213.43
3716.50   53.695   217.11
3816.50   53.132   220.87
3916.50   52.626   224.71
4016.50   52.177   228.62
4116.50   51.781   232.59
4216.50   51.438   236.62
4316.50   51.141   240.70
4416.50   50.885   244.82
4516.50   50.664   248.98
4616.50   50.470   253.18
4716.50   50.294   257.41
4816.50   50.128   261.66
4916.50   49.962   265.95
5016.50   49.789   270.26
5116.50   49.600   274.60
5216.50   49.388   278.98
5316.50   49.149   283.40
5416.50   48.879   287.87
5516.50   48.578   292.39
5616.50   48.248   296.97
5716.50   47.893   301.61
5816.50   47.523   306.32
5916.50   47.147   311.11
6016.50   46.779   315.98
6116.50   46.434   320.92
6216.50   46.128   325.93
6316.50   45.878   331.00
6416.50   45.701   336.12
6516.50   45.611   341.27
6616.50   45.622   346.42
6716.50   45.745   351.57
6816.50   45.988   356.67
6916.50   46.355     1.71
7016.50   46.848     6.65
7116.50   47.463    11.48
7216.50   48.197    16.17
7316.50   49.043    20.71
7416.50   49.992    25.09
7516.50   51.032    29.29
7616.50   52.155    33.33
7716.50   53.348    37.18
7816.50   54.600    40.87
7916.50   55.901    44.38
8016.50   57.240    47.74
8116.50   58.606    50.94
8216.50   59.993    53.99
8316.50   61.390    56.90
8416.50   62.790    59.68






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 15:58:59



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