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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 19:03:07

Orbital Elements for LDS1017
WDS: LDS1017 WDS ID/Discoverer
P: 36000.000 Orbital period (years)
a: 117.9 Semi-major axis (arcseconds)
i: 153.0 Inclination (degrees)
Ω: 206.0 Longitude of ascending node (degrees)
T: 8254.000 Epoch of periastron passage (year)
e: 0.64 Eccentricity
ω: 231.0 Longitude of periastron (degrees)
Start-Year: -15975.0 Year
End-Year: 20025.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for LDS1017
Position: 190713.20+205237.3 Epoch-2000 right ascension and declination
WDS-ID: 19072+2053 WDS designation
Discoverer Code: LDS1017 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: 93873 Hipparcos catalog number
V1: 10.95 Magnitude of the primary
V2: 10.99 Magnitude of the secondary
Equinox: Equinox
Date: 2007 Date of last observation
Orbit grade: 5 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: n Flags

Double Star Orbit for LDS1017



WDS 6th Orbit including measures of LDS1017

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


Ephemeris of LDS1017
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0    115.157    110.5
-------------------------
-15975.0    171.215    176.8
-15875.0    171.648    176.5
-15775.0    172.071    176.2
-15675.0    172.485    175.8
-15575.0    172.888    175.5
-15475.0    173.281    175.2
-15375.0    173.665    174.9
-15275.0    174.039    174.6
-15175.0    174.404    174.3
-15075.0    174.758    174.0
-14975.0    175.104    173.6
-14875.0    175.439    173.3
-14775.0    175.766    173.0
-14675.0    176.083    172.7
-14575.0    176.390    172.4
-14475.0    176.689    172.1
-14375.0    176.978    171.8
-14275.0    177.258    171.5
-14175.0    177.529    171.2
-14075.0    177.790    170.9
-13975.0    178.043    170.6
-13875.0    178.287    170.3
-13775.0    178.521    170.0
-13675.0    178.747    169.7
-13575.0    178.964    169.4
-13475.0    179.172    169.1
-13375.0    179.371    168.8
-13275.0    179.562    168.5
-13175.0    179.744    168.2
-13075.0    179.917    167.9
-12975.0    180.081    167.6
-12875.0    180.237    167.3
-12775.0    180.384    167.0
-12675.0    180.523    166.7
-12575.0    180.653    166.5
-12475.0    180.775    166.2
-12375.0    180.888    165.9
-12275.0    180.993    165.6
-12175.0    181.089    165.3
-12075.0    181.177    165.0
-11975.0    181.257    164.7
-11875.0    181.328    164.4
-11775.0    181.391    164.1
-11675.0    181.446    163.8
-11575.0    181.493    163.6
-11475.0    181.531    163.3
-11375.0    181.562    163.0
-11275.0    181.584    162.7
-11175.0    181.598    162.4
-11075.0    181.603    162.1
-10975.0    181.601    161.8
-10875.0    181.591    161.5
-10775.0    181.573    161.2
-10675.0    181.546    161.0
-10575.0    181.512    160.7
-10475.0    181.470    160.4
-10375.0    181.419    160.1
-10275.0    181.361    159.8
-10175.0    181.295    159.5
-10075.0    181.221    159.2
-9975.0    181.139    158.9
-9875.0    181.049    158.6
-9775.0    180.952    158.4
-9675.0    180.846    158.1
-9575.0    180.733    157.8
-9475.0    180.612    157.5
-9375.0    180.483    157.2
-9275.0    180.346    156.9
-9175.0    180.201    156.6
-9075.0    180.049    156.3
-8975.0    179.889    156.0
-8875.0    179.721    155.7
-8775.0    179.546    155.4
-8675.0    179.363    155.1
-8575.0    179.172    154.8
-8475.0    178.973    154.5
-8375.0    178.767    154.2
-8275.0    178.553    153.9
-8175.0    178.332    153.6
-8075.0    178.102    153.3
-7975.0    177.866    153.0
-7875.0    177.621    152.7
-7775.0    177.369    152.4
-7675.0    177.109    152.1
-7575.0    176.842    151.8
-7475.0    176.567    151.5
-7375.0    176.284    151.2
-7275.0    175.994    150.9
-7175.0    175.696    150.6
-7075.0    175.391    150.3
-6975.0    175.078    150.0
-6875.0    174.757    149.7
-6775.0    174.429    149.4
-6675.0    174.093    149.0
-6575.0    173.750    148.7
-6475.0    173.399    148.4
-6375.0    173.040    148.1
-6275.0    172.674    147.8
-6175.0    172.301    147.5
-6075.0    171.919    147.1
-5975.0    171.531    146.8
-5875.0    171.134    146.5
-5775.0    170.730    146.2
-5675.0    170.319    145.8
-5575.0    169.899    145.5
-5475.0    169.473    145.2
-5375.0    169.038    144.9
-5275.0    168.596    144.5
-5175.0    168.147    144.2
-5075.0    167.690    143.8
-4975.0    167.225    143.5
-4875.0    166.753    143.2
-4775.0    166.273    142.8
-4675.0    165.785    142.5
-4575.0    165.290    142.1
-4475.0    164.787    141.8
-4375.0    164.277    141.4
-4275.0    163.759    141.1
-4175.0    163.233    140.7
-4075.0    162.699    140.4
-3975.0    162.158    140.0
-3875.0    161.609    139.6
-3775.0    161.053    139.3
-3675.0    160.489    138.9
-3575.0    159.917    138.5
-3475.0    159.337    138.2
-3375.0    158.750    137.8
-3275.0    158.155    137.4
-3175.0    157.552    137.0
-3075.0    156.942    136.6
-2975.0    156.323    136.2
-2875.0    155.697    135.9
-2775.0    155.064    135.5
-2675.0    154.422    135.1
-2575.0    153.772    134.7
-2475.0    153.115    134.3
-2375.0    152.450    133.9
-2275.0    151.777    133.4
-2175.0    151.096    133.0
-2075.0    150.407    132.6
-1975.0    149.710    132.2
-1875.0    149.006    131.8
-1775.0    148.293    131.3
-1675.0    147.573    130.9
-1575.0    146.844    130.5
-1475.0    146.108    130.0
-1375.0    145.363    129.6
-1275.0    144.611    129.1
-1175.0    143.850    128.7
-1075.0    143.082    128.2
-975.0    142.305    127.7
-875.0    141.520    127.2
-775.0    140.727    126.8
-675.0    139.926    126.3
-575.0    139.117    125.8
-475.0    138.300    125.3
-375.0    137.474    124.8
-275.0    136.641    124.3
-175.0    135.799    123.8
-75.0     134.949    123.3
25.0      134.090    122.7
125.0     133.224    122.2
225.0     132.349    121.7
325.0     131.465    121.1
425.0     130.574    120.6
525.0     129.674    120.0
625.0     128.765    119.4
725.0     127.849    118.9
825.0     126.923    118.3
925.0     125.990    117.7
1025.0    125.048    117.1
1125.0    124.097    116.5
1225.0    123.138    115.8
1325.0    122.170    115.2
1425.0    121.194    114.6
1525.0    120.210    113.9
1625.0    119.216    113.2
1725.0    118.214    112.6
1825.0    117.204    111.9
1925.0    116.185    111.2
2025.0    115.157    110.5
2125.0    114.121    109.7
2225.0    113.076    109.0
2325.0    112.023    108.3
2425.0    110.960    107.5
2525.0    109.889    106.7
2625.0    108.810    105.9
2725.0    107.721    105.1
2825.0    106.624    104.3
2925.0    105.518    103.4
3025.0    104.404    102.6
3125.0    103.281    101.7
3225.0    102.149    100.8
3325.0    101.008     99.9
3425.0    99.859     98.9
3525.0    98.701     97.9
3625.0    97.535     97.0
3725.0    96.359     95.9
3825.0    95.176     94.9
3925.0    93.983     93.8
4025.0    92.782     92.8
4125.0    91.572     91.6
4225.0    90.354     90.5
4325.0    89.128     89.3
4425.0    87.893     88.1
4525.0    86.650     86.8
4625.0    85.398     85.6
4725.0    84.138     84.2
4825.0    82.870     82.9
4925.0    81.594     81.5
5025.0    80.310     80.0
5125.0    79.018     78.5
5225.0    77.718     77.0
5325.0    76.411     75.4
5425.0    75.096     73.7
5525.0    73.773     72.0
5625.0    72.444     70.2
5725.0    71.107     68.3
5825.0    69.763     66.4
5925.0    68.413     64.4
6025.0    67.057     62.4
6125.0    65.695     60.2
6225.0    64.327     57.9
6325.0    62.955     55.6
6425.0    61.578     53.1
6525.0    60.197     50.6
6625.0    58.814     47.9
6725.0    57.430     45.1
6825.0    56.047     42.1
6925.0    54.665     39.0
7025.0    53.289     35.7
7125.0    51.922     32.3
7225.0    50.567     28.7
7325.0    49.231     24.9
7425.0    47.920     20.8
7525.0    46.643     16.6
7625.0    45.412     12.1
7725.0    44.238      7.3
7825.0    43.138      2.3
7925.0    42.129    357.1
8025.0    41.232    351.6
8125.0    40.469    345.9
8225.0    39.859    340.0
8325.0    39.425    333.9
8425.0    39.185    327.8
8525.0    39.151    321.6
8625.0    39.332    315.4
8725.0    39.729    309.3
8825.0    40.339    303.3
8925.0    41.150    297.6
9025.0    42.149    292.1
9125.0    43.316    286.9
9225.0    44.634    282.0
9325.0    46.081    277.4
9425.0    47.639    273.0
9525.0    49.288    269.0
9625.0    51.013    265.2
9725.0    52.799    261.6
9825.0    54.631    258.3
9925.0    56.500    255.3
10025.0    58.395    252.4
10125.0    60.307    249.7
10225.0    62.231    247.1
10325.0    64.159    244.8
10425.0    66.086    242.5
10525.0    68.009    240.4
10625.0    69.924    238.4
10725.0    71.828    236.5
10825.0    73.719    234.7
10925.0    75.594    233.0
11025.0    77.452    231.4
11125.0    79.293    229.8
11225.0    81.114    228.3
11325.0    82.915    226.9
11425.0    84.695    225.6
11525.0    86.454    224.3
11625.0    88.191    223.0
11725.0    89.906    221.8
11825.0    91.600    220.7
11925.0    93.271    219.5
12025.0    94.920    218.5
12125.0    96.547    217.4
12225.0    98.152    216.4
12325.0    99.735    215.5
12425.0    101.295    214.5
12525.0    102.835    213.6
12625.0    104.352    212.7
12725.0    105.849    211.9
12825.0    107.324    211.0
12925.0    108.779    210.2
13025.0    110.212    209.4
13125.0    111.626    208.6
13225.0    113.019    207.9
13325.0    114.392    207.1
13425.0    115.745    206.4
13525.0    117.079    205.7
13625.0    118.394    205.0
13725.0    119.690    204.4
13825.0    120.967    203.7
13925.0    122.225    203.1
14025.0    123.466    202.4
14125.0    124.688    201.8
14225.0    125.892    201.2
14325.0    127.079    200.6
14425.0    128.248    200.0
14525.0    129.401    199.5
14625.0    130.536    198.9
14725.0    131.655    198.3
14825.0    132.757    197.8
14925.0    133.842    197.3
15025.0    134.912    196.7
15125.0    135.966    196.2
15225.0    137.004    195.7
15325.0    138.026    195.2
15425.0    139.033    194.7
15525.0    140.025    194.2
15625.0    141.002    193.7
15725.0    141.964    193.3
15825.0    142.912    192.8
15925.0    143.845    192.3
16025.0    144.763    191.9
16125.0    145.668    191.4
16225.0    146.558    191.0
16325.0    147.435    190.5
16425.0    148.297    190.1
16525.0    149.147    189.7
16625.0    149.982    189.2
16725.0    150.805    188.8
16825.0    151.614    188.4
16925.0    152.410    188.0
17025.0    153.193    187.6
17125.0    153.964    187.2
17225.0    154.722    186.8
17325.0    155.467    186.4
17425.0    156.200    186.0
17525.0    156.920    185.6
17625.0    157.628    185.2
17725.0    158.324    184.8
17825.0    159.008    184.5
17925.0    159.681    184.1
18025.0    160.341    183.7
18125.0    160.990    183.3
18225.0    161.627    183.0
18325.0    162.253    182.6
18425.0    162.867    182.3
18525.0    163.470    181.9
18625.0    164.062    181.5
18725.0    164.642    181.2
18825.0    165.212    180.8
18925.0    165.771    180.5
19025.0    166.318    180.1
19125.0    166.855    179.8
19225.0    167.382    179.5
19325.0    167.897    179.1
19425.0    168.402    178.8
19525.0    168.897    178.5
19625.0    169.381    178.1
19725.0    169.855    177.8
19825.0    170.319    177.5
19925.0    170.772    177.1






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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