Double Star Calculator - Orbit

Orbital Elements for STF1332
WDS: STF1332 WDS ID/Discoverer
P: 3395.218 Orbital period (years)
a: 9.86671 Semi-major axis (arcseconds)
i: 69.468 Inclination (degrees)
Ω: 172.468 Longitude of ascending node (degrees)
T: 1500.756 Epoch of periastron passage (year)
e: 0.78632 Eccentricity
ω: 97.588 Longitude of periastron (degrees)
Start-Year: 327.3910000000001 Year
End-Year: 3722.609 Year
Epoch: 2026.5 Besselian Epoch
Further data from the WDS Sixth Catalog of Orbits for STF1332
Position: 091719.21+233909.8 Epoch-2000 right ascension and declination
WDS-ID: 09174+2339 WDS designation
Discoverer Code: STF1332 Discover designation and components
ADS number: 7281 Aitken Double Star catalog
HD number: 79872 HD catalog number
Hipparcos number: 45574 Hipparcos catalog number
V1: 7.87 Magnitude of the primary
V2: 8.12 Magnitude of the secondary
Equinox: Equinox
Date: 2015 Date of last observation
Orbit grade: 4 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 STF1332



WDS 6th Orbit including measures of STF1332

-- 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 STF1332
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2026.50    5.903    29.76
--------------------------
327.39    7.624   126.70
337.39    7.642   127.08
347.39    7.660   127.46
357.39    7.677   127.84
367.39    7.695   128.22
377.39    7.712   128.60
387.39    7.728   128.98
397.39    7.745   129.35
407.39    7.761   129.72
417.39    7.777   130.09
427.39    7.793   130.46
437.39    7.808   130.83
447.39    7.823   131.19
457.39    7.838   131.56
467.39    7.852   131.92
477.39    7.866   132.28
487.39    7.880   132.65
497.39    7.893   133.01
507.39    7.906   133.36
517.39    7.919   133.72
527.39    7.931   134.08
537.39    7.942   134.43
547.39    7.954   134.79
557.39    7.964   135.14
567.39    7.975   135.49
577.39    7.985   135.84
587.39    7.994   136.19
597.39    8.003   136.54
607.39    8.012   136.89
617.39    8.019   137.24
627.39    8.027   137.59
637.39    8.034   137.93
647.39    8.040   138.28
657.39    8.046   138.63
667.39    8.051   138.97
677.39    8.055   139.32
687.39    8.059   139.66
697.39    8.062   140.01
707.39    8.065   140.35
717.39    8.067   140.69
727.39    8.068   141.04
737.39    8.069   141.38
747.39    8.068   141.72
757.39    8.068   142.07
767.39    8.066   142.41
777.39    8.063   142.76
787.39    8.060   143.10
797.39    8.056   143.44
807.39    8.051   143.79
817.39    8.045   144.13
827.39    8.038   144.48
837.39    8.030   144.83
847.39    8.021   145.17
857.39    8.011   145.52
867.39    8.001   145.87
877.39    7.989   146.22
887.39    7.976   146.57
897.39    7.962   146.92
907.39    7.946   147.28
917.39    7.930   147.63
927.39    7.912   147.99
937.39    7.893   148.35
947.39    7.873   148.71
957.39    7.851   149.07
967.39    7.828   149.43
977.39    7.804   149.80
987.39    7.778   150.17
997.39    7.750   150.54
1007.39    7.721   150.91
1017.39    7.690   151.29
1027.39    7.657   151.67
1037.39    7.623   152.05
1047.39    7.587   152.44
1057.39    7.548   152.83
1067.39    7.508   153.22
1077.39    7.466   153.62
1087.39    7.421   154.03
1097.39    7.374   154.44
1107.39    7.325   154.85
1117.39    7.273   155.27
1127.39    7.219   155.70
1137.39    7.162   156.13
1147.39    7.102   156.57
1157.39    7.039   157.01
1167.39    6.973   157.47
1177.39    6.903   157.94
1187.39    6.831   158.41
1197.39    6.754   158.89
1207.39    6.673   159.39
1217.39    6.589   159.90
1227.39    6.500   160.42
1237.39    6.406   160.96
1247.39    6.307   161.51
1257.39    6.204   162.08
1267.39    6.094   162.68
1277.39    5.979   163.29
1287.39    5.857   163.93
1297.39    5.728   164.59
1307.39    5.592   165.29
1317.39    5.447   166.03
1327.39    5.294   166.80
1337.39    5.131   167.63
1347.39    4.957   168.50
1357.39    4.773   169.45
1367.39    4.575   170.47
1377.39    4.364   171.59
1387.39    4.137   172.83
1397.39    3.893   174.22
1407.39    3.630   175.80
1417.39    3.346   177.64
1427.39    3.040   179.84
1437.39    2.708   182.55
1447.39    2.351   186.06
1457.39    1.971   190.88
1467.39    1.573   198.09
1477.39    1.180   210.18
1487.39    0.854   232.84
1497.39    0.747   270.31
1507.39    0.945   303.67
1517.39    1.301   322.07
1527.39    1.691   332.24
1537.39    2.070   338.62
1547.39    2.420   343.07
1557.39    2.739   346.44
1567.39    3.025   349.14
1577.39    3.283   351.38
1587.39    3.515   353.32
1597.39    3.723   355.03
1607.39    3.911   356.56
1617.39    4.081   357.96
1627.39    4.236   359.26
1637.39    4.377     0.46
1647.39    4.505     1.60
1657.39    4.622     2.67
1667.39    4.730     3.69
1677.39    4.828     4.67
1687.39    4.919     5.61
1697.39    5.002     6.52
1707.39    5.079     7.40
1717.39    5.150     8.26
1727.39    5.215     9.09
1737.39    5.276     9.90
1747.39    5.332    10.70
1757.39    5.383    11.48
1767.39    5.431    12.24
1777.39    5.475    12.99
1787.39    5.516    13.73
1797.39    5.553    14.46
1807.39    5.588    15.18
1817.39    5.620    15.90
1827.39    5.650    16.60
1837.39    5.677    17.30
1847.39    5.702    17.99
1857.39    5.725    18.67
1867.39    5.746    19.35
1877.39    5.765    20.03
1887.39    5.783    20.70
1897.39    5.799    21.37
1907.39    5.814    22.03
1917.39    5.827    22.69
1927.39    5.839    23.35
1937.39    5.850    24.00
1947.39    5.859    24.66
1957.39    5.868    25.31
1967.39    5.876    25.95
1977.39    5.882    26.60
1987.39    5.888    27.25
1997.39    5.893    27.89
2007.39    5.897    28.54
2017.39    5.900    29.18
2027.39    5.903    29.82
2037.39    5.905    30.46
2047.39    5.907    31.10
2057.39    5.908    31.75
2067.39    5.908    32.39
2077.39    5.908    33.03
2087.39    5.908    33.67
2097.39    5.907    34.31
2107.39    5.906    34.95
2117.39    5.904    35.59
2127.39    5.903    36.23
2137.39    5.900    36.87
2147.39    5.898    37.52
2157.39    5.896    38.16
2167.39    5.893    38.80
2177.39    5.890    39.45
2187.39    5.887    40.09
2197.39    5.884    40.74
2207.39    5.880    41.39
2217.39    5.877    42.03
2227.39    5.873    42.68
2237.39    5.870    43.33
2247.39    5.866    43.98
2257.39    5.863    44.63
2267.39    5.859    45.28
2277.39    5.855    45.93
2287.39    5.852    46.59
2297.39    5.848    47.24
2307.39    5.845    47.89
2317.39    5.842    48.55
2327.39    5.838    49.21
2337.39    5.835    49.86
2347.39    5.832    50.52
2357.39    5.829    51.18
2367.39    5.827    51.84
2377.39    5.824    52.50
2387.39    5.822    53.15
2397.39    5.819    53.82
2407.39    5.817    54.48
2417.39    5.815    55.14
2427.39    5.814    55.80
2437.39    5.812    56.46
2447.39    5.811    57.12
2457.39    5.810    57.79
2467.39    5.809    58.45
2477.39    5.809    59.11
2487.39    5.808    59.77
2497.39    5.808    60.44
2507.39    5.809    61.10
2517.39    5.809    61.76
2527.39    5.810    62.43
2537.39    5.811    63.09
2547.39    5.813    63.75
2557.39    5.814    64.41
2567.39    5.816    65.07
2577.39    5.818    65.73
2587.39    5.821    66.39
2597.39    5.824    67.05
2607.39    5.827    67.71
2617.39    5.831    68.37
2627.39    5.834    69.03
2637.39    5.839    69.69
2647.39    5.843    70.34
2657.39    5.848    71.00
2667.39    5.853    71.65
2677.39    5.858    72.30
2687.39    5.864    72.95
2697.39    5.870    73.60
2707.39    5.877    74.25
2717.39    5.883    74.90
2727.39    5.890    75.54
2737.39    5.898    76.19
2747.39    5.905    76.83
2757.39    5.914    77.47
2767.39    5.922    78.11
2777.39    5.931    78.75
2787.39    5.940    79.38
2797.39    5.949    80.01
2807.39    5.959    80.65
2817.39    5.969    81.27
2827.39    5.979    81.90
2837.39    5.990    82.53
2847.39    6.001    83.15
2857.39    6.012    83.77
2867.39    6.023    84.39
2877.39    6.035    85.00
2887.39    6.047    85.61
2897.39    6.060    86.22
2907.39    6.073    86.83
2917.39    6.086    87.44
2927.39    6.099    88.04
2937.39    6.113    88.64
2947.39    6.127    89.24
2957.39    6.141    89.83
2967.39    6.155    90.42
2977.39    6.170    91.01
2987.39    6.185    91.60
2997.39    6.200    92.18
3007.39    6.216    92.76
3017.39    6.232    93.34
3027.39    6.248    93.91
3037.39    6.264    94.48
3047.39    6.280    95.05
3057.39    6.297    95.62
3067.39    6.314    96.18
3077.39    6.331    96.74
3087.39    6.349    97.30
3097.39    6.366    97.85
3107.39    6.384    98.40
3117.39    6.402    98.95
3127.39    6.420    99.49
3137.39    6.439   100.03
3147.39    6.457   100.57
3157.39    6.476   101.11
3167.39    6.495   101.64
3177.39    6.514   102.17
3187.39    6.533   102.69
3197.39    6.553   103.22
3207.39    6.572   103.73
3217.39    6.592   104.25
3227.39    6.612   104.76
3237.39    6.632   105.27
3247.39    6.652   105.78
3257.39    6.672   106.29
3267.39    6.692   106.79
3277.39    6.713   107.28
3287.39    6.733   107.78
3297.39    6.754   108.27
3307.39    6.775   108.76
3317.39    6.795   109.25
3327.39    6.816   109.73
3337.39    6.837   110.21
3347.39    6.858   110.69
3357.39    6.879   111.16
3367.39    6.900   111.63
3377.39    6.921   112.10
3387.39    6.942   112.56
3397.39    6.964   113.03
3407.39    6.985   113.49
3417.39    7.006   113.94
3427.39    7.027   114.40
3437.39    7.049   114.85
3447.39    7.070   115.30
3457.39    7.091   115.74
3467.39    7.112   116.19
3477.39    7.133   116.63
3487.39    7.154   117.07
3497.39    7.175   117.50
3507.39    7.196   117.94
3517.39    7.217   118.37
3527.39    7.238   118.80
3537.39    7.259   119.22
3547.39    7.280   119.64
3557.39    7.301   120.07
3567.39    7.321   120.48
3577.39    7.342   120.90
3587.39    7.362   121.31
3597.39    7.383   121.72
3607.39    7.403   122.13
3617.39    7.423   122.54
3627.39    7.443   122.95
3637.39    7.462   123.35
3647.39    7.482   123.75
3657.39    7.501   124.15
3667.39    7.521   124.54
3677.39    7.540   124.94
3687.39    7.559   125.33
3697.39    7.578   125.72
3707.39    7.596   126.11
3717.39    7.614   126.50






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 16:16:35



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