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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:26:57

Orbital Elements for LDS169
WDS: LDS169 WDS ID/Discoverer
P: 2126.009 Orbital period (years)
a: 36.32127 Semi-major axis (arcseconds)
i: 94.4675 Inclination (degrees)
Ω: 31.3916 Longitude of ascending node (degrees)
T: 2175.893 Epoch of periastron passage (year)
e: 0.87758 Eccentricity
ω: 102.675 Longitude of periastron (degrees)
Start-Year: 962.0 Year
End-Year: 3088.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for LDS169
Position: 063343.27-753747.9 Epoch-2000 right ascension and declination
WDS-ID: 06337-7538 WDS designation
Discoverer Code: LDS169 Discover designation and components
ADS number: . Aitken Double Star catalog
HD number: . HD catalog number
Hipparcos number: 31292 Hipparcos catalog number
V1: 10.49 Magnitude of the primary
V2: 11.18 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 LDS169



WDS 6th Orbit including measures of LDS169

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


Ephemeris of LDS169
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0    21.140     35.1
-------------------------
962.0     11.907     57.2
972.0     12.173     56.6
982.0     12.439     56.0
992.0     12.705     55.5
1002.0    12.969     55.0
1012.0    13.233     54.5
1022.0    13.496     54.0
1032.0    13.759     53.6
1042.0    14.020     53.2
1052.0    14.280     52.7
1062.0    14.539     52.3
1072.0    14.796     52.0
1082.0    15.053     51.6
1092.0    15.308     51.2
1102.0    15.561     50.9
1112.0    15.813     50.5
1122.0    16.064     50.2
1132.0    16.313     49.9
1142.0    16.560     49.6
1152.0    16.806     49.3
1162.0    17.049     49.0
1172.0    17.291     48.7
1182.0    17.531     48.4
1192.0    17.769     48.2
1202.0    18.005     47.9
1212.0    18.239     47.6
1222.0    18.471     47.4
1232.0    18.701     47.1
1242.0    18.929     46.9
1252.0    19.154     46.7
1262.0    19.377     46.5
1272.0    19.598     46.2
1282.0    19.816     46.0
1292.0    20.032     45.8
1302.0    20.245     45.6
1312.0    20.456     45.4
1322.0    20.663     45.2
1332.0    20.869     45.0
1342.0    21.071     44.8
1352.0    21.271     44.6
1362.0    21.468     44.5
1372.0    21.662     44.3
1382.0    21.852     44.1
1392.0    22.040     43.9
1402.0    22.225     43.8
1412.0    22.406     43.6
1422.0    22.584     43.4
1432.0    22.759     43.3
1442.0    22.930     43.1
1452.0    23.098     42.9
1462.0    23.262     42.8
1472.0    23.423     42.6
1482.0    23.579     42.5
1492.0    23.732     42.3
1502.0    23.881     42.2
1512.0    24.026     42.0
1522.0    24.167     41.9
1532.0    24.303     41.8
1542.0    24.436     41.6
1552.0    24.564     41.5
1562.0    24.687     41.3
1572.0    24.805     41.2
1582.0    24.919     41.1
1592.0    25.028     40.9
1602.0    25.132     40.8
1612.0    25.231     40.7
1622.0    25.324     40.5
1632.0    25.412     40.4
1642.0    25.494     40.3
1652.0    25.571     40.2
1662.0    25.641     40.0
1672.0    25.706     39.9
1682.0    25.764     39.8
1692.0    25.816     39.7
1702.0    25.860     39.5
1712.0    25.898     39.4
1722.0    25.929     39.3
1732.0    25.952     39.2
1742.0    25.968     39.0
1752.0    25.976     38.9
1762.0    25.975     38.8
1772.0    25.966     38.7
1782.0    25.948     38.5
1792.0    25.920     38.4
1802.0    25.884     38.3
1812.0    25.837     38.2
1822.0    25.779     38.0
1832.0    25.711     37.9
1842.0    25.631     37.8
1852.0    25.540     37.7
1862.0    25.435     37.5
1872.0    25.318     37.4
1882.0    25.187     37.3
1892.0    25.041     37.1
1902.0    24.880     37.0
1912.0    24.702     36.9
1922.0    24.507     36.7
1932.0    24.294     36.6
1942.0    24.061     36.4
1952.0    23.807     36.3
1962.0    23.531     36.2
1972.0    23.230     36.0
1982.0    22.903     35.8
1992.0    22.548     35.7
2002.0    22.162     35.5
2012.0    21.742     35.3
2022.0    21.285     35.2
2032.0    20.786     35.0
2042.0    20.242     34.8
2052.0    19.646     34.6
2062.0    18.991     34.3
2072.0    18.268     34.1
2082.0    17.467     33.8
2092.0    16.574     33.5
2102.0    15.568     33.2
2112.0    14.426     32.9
2122.0    13.110     32.4
2132.0    11.568     31.9
2142.0     9.715     31.1
2152.0     7.416     30.0
2162.0     4.457     27.5
2172.0     0.729      2.4
2182.0     3.340    216.0
2192.0     6.206    212.1
2202.0     8.043    210.5
2212.0     9.258    209.4
2222.0    10.098    208.5
2232.0    10.693    207.7
2242.0    11.118    207.0
2252.0    11.421    206.4
2262.0    11.629    205.7
2272.0    11.765    205.1
2282.0    11.842    204.5
2292.0    11.871    203.9
2302.0    11.861    203.3
2312.0    11.818    202.7
2322.0    11.747    202.1
2332.0    11.651    201.5
2342.0    11.535    200.9
2352.0    11.400    200.3
2362.0    11.250    199.6
2372.0    11.087    199.0
2382.0    10.911    198.3
2392.0    10.725    197.6
2402.0    10.530    196.8
2412.0    10.327    196.0
2422.0    10.116    195.2
2432.0     9.900    194.4
2442.0     9.679    193.5
2452.0     9.453    192.6
2462.0     9.223    191.7
2472.0     8.991    190.7
2482.0     8.756    189.6
2492.0     8.519    188.5
2502.0     8.282    187.3
2512.0     8.044    186.1
2522.0     7.807    184.7
2532.0     7.570    183.3
2542.0     7.336    181.8
2552.0     7.103    180.2
2562.0     6.874    178.5
2572.0     6.649    176.7
2582.0     6.428    174.7
2592.0     6.214    172.6
2602.0     6.006    170.4
2612.0     5.806    168.0
2622.0     5.615    165.5
2632.0     5.435    162.7
2642.0     5.266    159.8
2652.0     5.110    156.7
2662.0     4.968    153.4
2672.0     4.843    149.9
2682.0     4.735    146.3
2692.0     4.646    142.5
2702.0     4.577    138.6
2712.0     4.528    134.6
2722.0     4.502    130.5
2732.0     4.498    126.3
2742.0     4.516    122.2
2752.0     4.556    118.2
2762.0     4.617    114.2
2772.0     4.699    110.3
2782.0     4.801    106.6
2792.0     4.920    103.1
2802.0     5.057     99.8
2812.0     5.209     96.6
2822.0     5.375     93.6
2832.0     5.554     90.8
2842.0     5.744     88.2
2852.0     5.944     85.8
2862.0     6.153     83.5
2872.0     6.371     81.3
2882.0     6.595     79.4
2892.0     6.826     77.5
2902.0     7.062     75.8
2912.0     7.304     74.2
2922.0     7.549     72.6
2932.0     7.798     71.2
2942.0     8.051     69.9
2952.0     8.306     68.7
2962.0     8.564     67.5
2972.0     8.824     66.4
2982.0     9.085     65.3
2992.0     9.348     64.4
3002.0     9.612     63.4
3012.0     9.878     62.5
3022.0    10.144     61.7
3032.0    10.410     60.9
3042.0    10.677     60.2
3052.0    10.945     59.5
3062.0    11.212     58.8
3072.0    11.479     58.1
3082.0    11.746     57.5






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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