Double Star Calculator - Orbit

Orbital Elements for STF1510
WDS: STF1510 WDS ID/Discoverer
P: 3156.352 Orbital period (years)
a: 13.53954 Semi-major axis (arcseconds)
i: 96.957 Inclination (degrees)
Ω: 134.178 Longitude of ascending node (degrees)
T: 2370.068 Epoch of periastron passage (year)
e: 0.73275 Eccentricity
ω: 247.556 Longitude of periastron (degrees)
Start-Year: 446.82404999999994 Year
End-Year: 3603.17595 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for STF1510
Position: 110800.06+524917.9 Epoch-2000 right ascension and declination
WDS-ID: 11080+5249 WDS designation
Discoverer Code: STF1510 Discover designation and components
ADS number: 8065 Aitken Double Star catalog
HD number: 96527 HD catalog number
Hipparcos number: 54407 Hipparcos catalog number
V1: 7.65 Magnitude of the primary
V2: 9.03 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 5 Orbit grade, ranging from :
1 = Definitive
2 = Good
3 = Reliable
4 = Preliminary
5 = Indeterminate
Flags: Flags
Ephemerides: Ephemerides
Code: Izm2019 Reference

Double Star Orbit for STF1510



WDS 6th Orbit including measures of STF1510

-- 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 STF1510
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    5.606   327.41
--------------------------
446.82   12.099   123.03
456.82   12.033   122.91
466.82   11.966   122.79
476.82   11.898   122.67
486.82   11.829   122.55
496.82   11.759   122.42
506.82   11.688   122.30
516.82   11.616   122.17
526.82   11.544   122.04
536.82   11.470   121.91
546.82   11.396   121.78
556.82   11.321   121.64
566.82   11.245   121.51
576.82   11.168   121.37
586.82   11.090   121.23
596.82   11.012   121.09
606.82   10.932   120.95
616.82   10.852   120.80
626.82   10.772   120.66
636.82   10.690   120.51
646.82   10.608   120.35
656.82   10.524   120.20
666.82   10.441   120.04
676.82   10.356   119.88
686.82   10.271   119.72
696.82   10.185   119.56
706.82   10.098   119.39
716.82   10.011   119.22
726.82    9.923   119.05
736.82    9.834   118.87
746.82    9.745   118.69
756.82    9.655   118.51
766.82    9.564   118.32
776.82    9.473   118.13
786.82    9.381   117.94
796.82    9.288   117.74
806.82    9.195   117.54
816.82    9.101   117.33
826.82    9.007   117.12
836.82    8.912   116.90
846.82    8.817   116.69
856.82    8.721   116.46
866.82    8.625   116.23
876.82    8.528   116.00
886.82    8.430   115.76
896.82    8.332   115.51
906.82    8.234   115.26
916.82    8.135   115.00
926.82    8.036   114.74
936.82    7.936   114.47
946.82    7.836   114.19
956.82    7.735   113.91
966.82    7.634   113.62
976.82    7.532   113.32
986.82    7.430   113.01
996.82    7.328   112.69
1006.82    7.226   112.37
1016.82    7.123   112.03
1026.82    7.020   111.69
1036.82    6.916   111.33
1046.82    6.812   110.97
1056.82    6.708   110.59
1066.82    6.604   110.20
1076.82    6.499   109.80
1086.82    6.395   109.38
1096.82    6.290   108.96
1106.82    6.185   108.51
1116.82    6.079   108.05
1126.82    5.974   107.58
1136.82    5.869   107.09
1146.82    5.763   106.58
1156.82    5.658   106.05
1166.82    5.553   105.50
1176.82    5.447   104.93
1186.82    5.342   104.34
1196.82    5.237   103.72
1206.82    5.132   103.08
1216.82    5.027   102.41
1226.82    4.923   101.72
1236.82    4.818   100.99
1246.82    4.715   100.23
1256.82    4.611    99.44
1266.82    4.508    98.61
1276.82    4.406    97.74
1286.82    4.304    96.83
1296.82    4.203    95.88
1306.82    4.103    94.88
1316.82    4.004    93.83
1326.82    3.906    92.73
1336.82    3.809    91.57
1346.82    3.713    90.35
1356.82    3.619    89.07
1366.82    3.526    87.72
1376.82    3.435    86.30
1386.82    3.345    84.80
1396.82    3.258    83.22
1406.82    3.173    81.55
1416.82    3.091    79.79
1426.82    3.011    77.94
1436.82    2.934    75.99
1446.82    2.861    73.94
1456.82    2.791    71.78
1466.82    2.725    69.51
1476.82    2.663    67.13
1486.82    2.605    64.65
1496.82    2.553    62.06
1506.82    2.505    59.36
1516.82    2.463    56.57
1526.82    2.427    53.68
1536.82    2.397    50.72
1546.82    2.372    47.69
1556.82    2.355    44.60
1566.82    2.344    41.48
1576.82    2.340    38.33
1586.82    2.342    35.19
1596.82    2.351    32.06
1606.82    2.367    28.96
1616.82    2.389    25.91
1626.82    2.418    22.92
1636.82    2.452    20.02
1646.82    2.493    17.19
1656.82    2.538    14.47
1666.82    2.589    11.85
1676.82    2.645     9.33
1686.82    2.705     6.92
1696.82    2.769     4.62
1706.82    2.837     2.42
1716.82    2.908     0.33
1726.82    2.983   358.35
1736.82    3.060   356.46
1746.82    3.140   354.67
1756.82    3.223   352.96
1766.82    3.307   351.35
1776.82    3.393   349.81
1786.82    3.481   348.35
1796.82    3.570   346.96
1806.82    3.660   345.64
1816.82    3.751   344.39
1826.82    3.843   343.19
1836.82    3.936   342.05
1846.82    4.029   340.97
1856.82    4.122   339.93
1866.82    4.216   338.94
1876.82    4.309   337.99
1886.82    4.403   337.08
1896.82    4.496   336.21
1906.82    4.588   335.37
1916.82    4.680   334.57
1926.82    4.772   333.80
1936.82    4.862   333.06
1946.82    4.952   332.34
1956.82    5.040   331.65
1966.82    5.127   330.98
1976.82    5.212   330.34
1986.82    5.295   329.71
1996.82    5.377   329.11
2006.82    5.457   328.52
2016.82    5.534   327.95
2026.82    5.609   327.40
2036.82    5.681   326.85
2046.82    5.750   326.33
2056.82    5.816   325.81
2066.82    5.878   325.31
2076.82    5.936   324.81
2086.82    5.990   324.33
2096.82    6.040   323.85
2106.82    6.084   323.38
2116.82    6.123   322.92
2126.82    6.155   322.46
2136.82    6.182   322.01
2146.82    6.201   321.56
2156.82    6.211   321.11
2166.82    6.214   320.67
2176.82    6.206   320.22
2186.82    6.188   319.77
2196.82    6.157   319.32
2206.82    6.114   318.86
2216.82    6.056   318.40
2226.82    5.981   317.92
2236.82    5.888   317.43
2246.82    5.775   316.93
2256.82    5.638   316.40
2266.82    5.474   315.84
2276.82    5.281   315.24
2286.82    5.055   314.60
2296.82    4.790   313.89
2306.82    4.484   313.09
2316.82    4.132   312.16
2326.82    3.730   311.04
2336.82    3.276   309.64
2346.82    2.772   307.74
2356.82    2.220   304.95
2366.82    1.634   300.21
2376.82    1.038   290.03
2386.82    0.532   257.12
2396.82    0.593   184.95
2406.82    1.131   158.38
2416.82    1.736   149.59
2426.82    2.336   145.34
2436.82    2.917   142.82
2446.82    3.473   141.12
2456.82    4.002   139.88
2466.82    4.504   138.92
2476.82    4.979   138.16
2486.82    5.429   137.52
2496.82    5.855   136.98
2506.82    6.258   136.51
2516.82    6.641   136.09
2526.82    7.003   135.72
2536.82    7.348   135.39
2546.82    7.675   135.08
2556.82    7.986   134.80
2566.82    8.282   134.54
2576.82    8.564   134.30
2586.82    8.832   134.07
2596.82    9.088   133.86
2606.82    9.333   133.65
2616.82    9.566   133.46
2626.82    9.788   133.28
2636.82   10.001   133.10
2646.82   10.205   132.93
2656.82   10.399   132.77
2666.82   10.585   132.61
2676.82   10.763   132.46
2686.82   10.933   132.31
2696.82   11.096   132.17
2706.82   11.252   132.03
2716.82   11.401   131.90
2726.82   11.544   131.77
2736.82   11.680   131.64
2746.82   11.811   131.52
2756.82   11.935   131.39
2766.82   12.055   131.27
2776.82   12.169   131.16
2786.82   12.278   131.04
2796.82   12.382   130.93
2806.82   12.481   130.82
2816.82   12.576   130.71
2826.82   12.666   130.60
2836.82   12.752   130.49
2846.82   12.834   130.39
2856.82   12.912   130.28
2866.82   12.986   130.18
2876.82   13.056   130.08
2886.82   13.123   129.98
2896.82   13.186   129.88
2906.82   13.245   129.78
2916.82   13.301   129.68
2926.82   13.354   129.58
2936.82   13.404   129.49
2946.82   13.450   129.39
2956.82   13.494   129.30
2966.82   13.535   129.20
2976.82   13.572   129.11
2986.82   13.607   129.02
2996.82   13.640   128.92
3006.82   13.669   128.83
3016.82   13.696   128.74
3026.82   13.720   128.65
3036.82   13.742   128.56
3046.82   13.762   128.46
3056.82   13.779   128.37
3066.82   13.794   128.28
3076.82   13.806   128.19
3086.82   13.816   128.10
3096.82   13.824   128.01
3106.82   13.830   127.92
3116.82   13.834   127.83
3126.82   13.836   127.74
3136.82   13.836   127.65
3146.82   13.833   127.56
3156.82   13.829   127.47
3166.82   13.823   127.38
3176.82   13.815   127.29
3186.82   13.805   127.20
3196.82   13.794   127.11
3206.82   13.781   127.02
3216.82   13.765   126.93
3226.82   13.749   126.84
3236.82   13.730   126.75
3246.82   13.710   126.65
3256.82   13.688   126.56
3266.82   13.665   126.47
3276.82   13.640   126.38
3286.82   13.613   126.29
3296.82   13.585   126.19
3306.82   13.556   126.10
3316.82   13.525   126.00
3326.82   13.493   125.91
3336.82   13.459   125.82
3346.82   13.423   125.72
3356.82   13.387   125.62
3366.82   13.349   125.53
3376.82   13.309   125.43
3386.82   13.269   125.33
3396.82   13.227   125.24
3406.82   13.184   125.14
3416.82   13.139   125.04
3426.82   13.093   124.94
3436.82   13.046   124.84
3446.82   12.998   124.73
3456.82   12.949   124.63
3466.82   12.898   124.53
3476.82   12.846   124.42
3486.82   12.794   124.32
3496.82   12.740   124.21
3506.82   12.684   124.11
3516.82   12.628   124.00
3526.82   12.571   123.89
3536.82   12.512   123.78
3546.82   12.453   123.67
3556.82   12.392   123.56
3566.82   12.331   123.45
3576.82   12.268   123.33
3586.82   12.205   123.22
3596.82   12.140   123.10






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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.


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Double Star Calculator: Version 1.2 ($Rev: 2397 $)
Report created: 2026-06-25 16:33:42



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