Content-Type: text/html; charset=UTF-8 Double Star Calculator - Orbital Elements

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:29:41

Orbital Elements for WNO17AB
WDS: WNO17AB WDS ID/Discoverer
P: 3476.076 Orbital period (years)
a: 65.21358 Semi-major axis (arcseconds)
i: 66.1638 Inclination (degrees)
Ω: 143.3961 Longitude of ascending node (degrees)
T: 1159.560 Epoch of periastron passage (year)
e: 0.857452 Eccentricity
ω: 257.3426 Longitude of periastron (degrees)
Start-Year: 287.0 Year
End-Year: 3763.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for WNO17AB
Position: 065218.05-051025.4 Epoch-2000 right ascension and declination
WDS-ID: 06523-0510 WDS designation
Discoverer Code: WNO17AB Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: 50281 HD catalog number
Hipparcos number: 32984 Hipparcos catalog number
V1: 6.71 Magnitude of the primary
V2: 10.16 Magnitude of the secondary
Equinox: Equinox
Date: Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for WNO17AB



WDS 6th Orbit including measures of WNO17AB

Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)


Ephemeris of WNO17AB
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0    58.828    180.7
-------------------------
287.0     40.681    239.6
297.0     40.508    240.1
307.0     40.335    240.7
317.0     40.162    241.2
327.0     39.990    241.8
337.0     39.817    242.4
347.0     39.645    243.0
357.0     39.473    243.5
367.0     39.301    244.1
377.0     39.129    244.7
387.0     38.957    245.3
397.0     38.786    245.9
407.0     38.614    246.5
417.0     38.443    247.2
427.0     38.272    247.8
437.0     38.101    248.4
447.0     37.930    249.1
457.0     37.760    249.7
467.0     37.589    250.3
477.0     37.419    251.0
487.0     37.248    251.6
497.0     37.078    252.3
507.0     36.908    253.0
517.0     36.737    253.7
527.0     36.567    254.3
537.0     36.396    255.0
547.0     36.226    255.7
557.0     36.055    256.4
567.0     35.884    257.1
577.0     35.713    257.8
587.0     35.541    258.6
597.0     35.369    259.3
607.0     35.197    260.0
617.0     35.024    260.8
627.0     34.851    261.5
637.0     34.677    262.3
647.0     34.502    263.0
657.0     34.327    263.8
667.0     34.150    264.6
677.0     33.972    265.4
687.0     33.793    266.2
697.0     33.613    267.0
707.0     33.431    267.8
717.0     33.247    268.6
727.0     33.062    269.5
737.0     32.875    270.3
747.0     32.685    271.2
757.0     32.492    272.0
767.0     32.297    272.9
777.0     32.099    273.8
787.0     31.898    274.7
797.0     31.692    275.6
807.0     31.483    276.5
817.0     31.269    277.4
827.0     31.050    278.4
837.0     30.826    279.3
847.0     30.596    280.3
857.0     30.359    281.3
867.0     30.115    282.3
877.0     29.863    283.3
887.0     29.602    284.3
897.0     29.331    285.4
907.0     29.050    286.5
917.0     28.757    287.6
927.0     28.450    288.7
937.0     28.129    289.8
947.0     27.792    291.0
957.0     27.436    292.2
967.0     27.059    293.4
977.0     26.660    294.7
987.0     26.234    296.0
997.0     25.779    297.4
1007.0    25.289    298.8
1017.0    24.761    300.2
1027.0    24.188    301.8
1037.0    23.563    303.4
1047.0    22.877    305.1
1057.0    22.118    306.9
1067.0    21.272    308.8
1077.0    20.321    310.9
1087.0    19.241    313.3
1097.0    17.999    315.9
1107.0    16.553    319.0
1117.0    14.846    322.7
1127.0    12.805    327.5
1137.0    10.359    334.4
1147.0     7.515    346.1
1157.0     4.711     12.4
1167.0     3.981     69.2
1177.0     6.359    107.6
1187.0     9.458    122.9
1197.0    12.414    130.7
1207.0    15.091    135.5
1217.0    17.497    139.0
1227.0    19.668    141.6
1237.0    21.640    143.8
1247.0    23.443    145.6
1257.0    25.102    147.2
1267.0    26.638    148.5
1277.0    28.066    149.7
1287.0    29.402    150.9
1297.0    30.654    151.9
1307.0    31.833    152.8
1317.0    32.946    153.7
1327.0    33.999    154.5
1337.0    34.999    155.3
1347.0    35.949    156.0
1357.0    36.855    156.7
1367.0    37.718    157.3
1377.0    38.544    158.0
1387.0    39.333    158.6
1397.0    40.090    159.2
1407.0    40.816    159.7
1417.0    41.513    160.3
1427.0    42.183    160.8
1437.0    42.827    161.3
1447.0    43.447    161.8
1457.0    44.044    162.3
1467.0    44.620    162.7
1477.0    45.175    163.2
1487.0    45.711    163.6
1497.0    46.228    164.1
1507.0    46.728    164.5
1517.0    47.211    164.9
1527.0    47.677    165.3
1537.0    48.129    165.7
1547.0    48.565    166.1
1557.0    48.987    166.5
1567.0    49.396    166.9
1577.0    49.792    167.2
1587.0    50.175    167.6
1597.0    50.545    168.0
1607.0    50.905    168.3
1617.0    51.252    168.7
1627.0    51.589    169.0
1637.0    51.915    169.4
1647.0    52.231    169.7
1657.0    52.538    170.0
1667.0    52.834    170.4
1677.0    53.121    170.7
1687.0    53.399    171.0
1697.0    53.669    171.3
1707.0    53.930    171.6
1717.0    54.182    172.0
1727.0    54.427    172.3
1737.0    54.664    172.6
1747.0    54.893    172.9
1757.0    55.115    173.2
1767.0    55.329    173.5
1777.0    55.537    173.8
1787.0    55.737    174.1
1797.0    55.931    174.4
1807.0    56.118    174.7
1817.0    56.299    174.9
1827.0    56.474    175.2
1837.0    56.643    175.5
1847.0    56.805    175.8
1857.0    56.962    176.1
1867.0    57.113    176.4
1877.0    57.259    176.7
1887.0    57.399    176.9
1897.0    57.533    177.2
1907.0    57.663    177.5
1917.0    57.787    177.8
1927.0    57.906    178.0
1937.0    58.021    178.3
1947.0    58.130    178.6
1957.0    58.235    178.8
1967.0    58.335    179.1
1977.0    58.431    179.4
1987.0    58.522    179.7
1997.0    58.608    179.9
2007.0    58.691    180.2
2017.0    58.769    180.5
2027.0    58.843    180.7
2037.0    58.913    181.0
2047.0    58.979    181.2
2057.0    59.040    181.5
2067.0    59.098    181.8
2077.0    59.153    182.0
2087.0    59.203    182.3
2097.0    59.250    182.6
2107.0    59.293    182.8
2117.0    59.333    183.1
2127.0    59.369    183.3
2137.0    59.401    183.6
2147.0    59.430    183.9
2157.0    59.456    184.1
2167.0    59.479    184.4
2177.0    59.498    184.6
2187.0    59.514    184.9
2197.0    59.527    185.2
2207.0    59.536    185.4
2217.0    59.543    185.7
2227.0    59.547    185.9
2237.0    59.548    186.2
2247.0    59.545    186.4
2257.0    59.540    186.7
2267.0    59.532    187.0
2277.0    59.521    187.2
2287.0    59.508    187.5
2297.0    59.492    187.7
2307.0    59.473    188.0
2317.0    59.451    188.3
2327.0    59.427    188.5
2337.0    59.400    188.8
2347.0    59.371    189.0
2357.0    59.339    189.3
2367.0    59.304    189.6
2377.0    59.268    189.8
2387.0    59.228    190.1
2397.0    59.187    190.3
2407.0    59.143    190.6
2417.0    59.096    190.9
2427.0    59.048    191.1
2437.0    58.997    191.4
2447.0    58.944    191.6
2457.0    58.889    191.9
2467.0    58.831    192.2
2477.0    58.772    192.4
2487.0    58.710    192.7
2497.0    58.646    193.0
2507.0    58.580    193.2
2517.0    58.512    193.5
2527.0    58.443    193.8
2537.0    58.371    194.0
2547.0    58.297    194.3
2557.0    58.221    194.6
2567.0    58.143    194.9
2577.0    58.064    195.1
2587.0    57.982    195.4
2597.0    57.899    195.7
2607.0    57.814    195.9
2617.0    57.727    196.2
2627.0    57.638    196.5
2637.0    57.548    196.8
2647.0    57.455    197.0
2657.0    57.362    197.3
2667.0    57.266    197.6
2677.0    57.169    197.9
2687.0    57.070    198.2
2697.0    56.969    198.4
2707.0    56.867    198.7
2717.0    56.764    199.0
2727.0    56.658    199.3
2737.0    56.552    199.6
2747.0    56.443    199.9
2757.0    56.334    200.2
2767.0    56.222    200.4
2777.0    56.110    200.7
2787.0    55.995    201.0
2797.0    55.880    201.3
2807.0    55.763    201.6
2817.0    55.644    201.9
2827.0    55.525    202.2
2837.0    55.403    202.5
2847.0    55.281    202.8
2857.0    55.157    203.1
2867.0    55.032    203.4
2877.0    54.906    203.7
2887.0    54.778    204.0
2897.0    54.650    204.3
2907.0    54.520    204.6
2917.0    54.388    204.9
2927.0    54.256    205.2
2937.0    54.122    205.6
2947.0    53.988    205.9
2957.0    53.852    206.2
2967.0    53.715    206.5
2977.0    53.577    206.8
2987.0    53.437    207.1
2997.0    53.297    207.5
3007.0    53.156    207.8
3017.0    53.014    208.1
3027.0    52.870    208.4
3037.0    52.726    208.8
3047.0    52.581    209.1
3057.0    52.435    209.4
3067.0    52.287    209.8
3077.0    52.139    210.1
3087.0    51.990    210.4
3097.0    51.840    210.8
3107.0    51.689    211.1
3117.0    51.538    211.5
3127.0    51.385    211.8
3137.0    51.232    212.2
3147.0    51.078    212.5
3157.0    50.923    212.9
3167.0    50.767    213.2
3177.0    50.610    213.6
3187.0    50.453    213.9
3197.0    50.295    214.3
3207.0    50.137    214.6
3217.0    49.977    215.0
3227.0    49.817    215.4
3237.0    49.656    215.8
3247.0    49.495    216.1
3257.0    49.333    216.5
3267.0    49.170    216.9
3277.0    49.007    217.3
3287.0    48.843    217.6
3297.0    48.679    218.0
3307.0    48.514    218.4
3317.0    48.348    218.8
3327.0    48.183    219.2
3337.0    48.016    219.6
3347.0    47.849    220.0
3357.0    47.682    220.4
3367.0    47.514    220.8
3377.0    47.345    221.2
3387.0    47.177    221.6
3397.0    47.008    222.0
3407.0    46.838    222.4
3417.0    46.668    222.9
3427.0    46.498    223.3
3437.0    46.327    223.7
3447.0    46.157    224.1
3457.0    45.985    224.6
3467.0    45.814    225.0
3477.0    45.642    225.4
3487.0    45.470    225.9
3497.0    45.298    226.3
3507.0    45.126    226.8
3517.0    44.953    227.2
3527.0    44.780    227.7
3537.0    44.607    228.1
3547.0    44.434    228.6
3557.0    44.261    229.1
3567.0    44.087    229.5
3577.0    43.914    230.0
3587.0    43.740    230.5
3597.0    43.566    231.0
3607.0    43.392    231.5
3617.0    43.218    231.9
3627.0    43.045    232.4
3637.0    42.871    232.9
3647.0    42.697    233.4
3657.0    42.523    233.9
3667.0    42.349    234.4
3677.0    42.175    235.0
3687.0    42.001    235.5
3697.0    41.827    236.0
3707.0    41.654    236.5
3717.0    41.480    237.1
3727.0    41.306    237.6
3737.0    41.133    238.1
3747.0    40.959    238.7
3757.0    40.786    239.2






Disclaimer
This result is provided without warranty. For all terms, see the Full Disclaimer. Copyright (C) 2025. The Double Star Calculator and the results generated are licensed under CC BY-NC-SA 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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