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

Double Star Calculator - Orbit

- Revision: $Rev: 1216 $
- Report created: 2025-07-11 17:14:31

Orbital Elements for DA6
WDS: DA6 WDS ID/Discoverer
P: 1491.210 Orbital period (years)
a: 1.021 Semi-major axis (arcseconds)
i: 48.3 Inclination (degrees)
Ω: 247.1 Longitude of ascending node (degrees)
T: 1995.700 Epoch of periastron passage (year)
e: 0.846 Eccentricity
ω: 349.7 Longitude of periastron (degrees)
Start-Year: 1280.0 Year
End-Year: 2770.0 Year
Epoch: 2025.0 Besselian Epoch

Further data from the WDS Sixth Catalog of Orbits for DA6
Position: 052856.91-031826.7 Epoch-2000 right ascension and declination
WDS-ID: 05289-0318 WDS designation
Discoverer Code: DA6 Discover designation and components
ADS number: 4078 Aitken Double Star catalog
HD number: 36058 HD catalog number
Hipparcos number: 25667 Hipparcos catalog number
V1: 6.99 Magnitude of the primary
V2: 7.34 Magnitude of the secondary
Equinox: 2000 Equinox
Date: 2014 Date of last observation
Orbit grade: 4 Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags: Flags

Double Star Orbit for DA6



WDS 6th Orbit including measures of DA6

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


Ephemeris of DA6
Click to expand/collapse ephemeris:
Year       Sep[“]   PA[°]
---------------------------------------------
2025.0     0.208    328.1
-------------------------
1280.0     1.869     61.0
1290.0     1.869     61.2
1300.0     1.868     61.5
1310.0     1.866     61.7
1320.0     1.864     62.0
1330.0     1.862     62.3
1340.0     1.859     62.5
1350.0     1.856     62.8
1360.0     1.852     63.0
1370.0     1.847     63.3
1380.0     1.842     63.6
1390.0     1.837     63.8
1400.0     1.831     64.1
1410.0     1.824     64.3
1420.0     1.817     64.6
1430.0     1.809     64.9
1440.0     1.801     65.2
1450.0     1.793     65.4
1460.0     1.783     65.7
1470.0     1.774     66.0
1480.0     1.763     66.3
1490.0     1.752     66.6
1500.0     1.741     66.9
1510.0     1.729     67.2
1520.0     1.716     67.5
1530.0     1.703     67.8
1540.0     1.689     68.1
1550.0     1.675     68.4
1560.0     1.660     68.7
1570.0     1.644     69.0
1580.0     1.628     69.4
1590.0     1.611     69.7
1600.0     1.593     70.1
1610.0     1.575     70.4
1620.0     1.556     70.8
1630.0     1.536     71.2
1640.0     1.515     71.5
1650.0     1.494     71.9
1660.0     1.472     72.3
1670.0     1.450     72.8
1680.0     1.426     73.2
1690.0     1.402     73.6
1700.0     1.376     74.1
1710.0     1.350     74.6
1720.0     1.323     75.1
1730.0     1.295     75.6
1740.0     1.266     76.1
1750.0     1.236     76.7
1760.0     1.206     77.3
1770.0     1.173     77.9
1780.0     1.140     78.6
1790.0     1.106     79.3
1800.0     1.070     80.1
1810.0     1.033     80.9
1820.0     0.995     81.7
1830.0     0.955     82.7
1840.0     0.914     83.7
1850.0     0.871     84.8
1860.0     0.826     86.1
1870.0     0.780     87.5
1880.0     0.731     89.0
1890.0     0.681     90.8
1900.0     0.627     92.9
1910.0     0.572     95.4
1920.0     0.514     98.4
1930.0     0.453    102.3
1940.0     0.389    107.3
1950.0     0.323    114.4
1960.0     0.256    125.3
1970.0     0.193    143.5
1980.0     0.150    175.4
1990.0     0.147    218.0
2000.0     0.161    255.5
2010.0     0.169    288.4
2020.0     0.190    316.8
2030.0     0.229    337.6
2040.0     0.277    351.7
2050.0     0.330      1.5
2060.0     0.383      8.5
2070.0     0.437     13.8
2080.0     0.489     18.0
2090.0     0.539     21.4
2100.0     0.588     24.2
2110.0     0.636     26.6
2120.0     0.682     28.7
2130.0     0.726     30.5
2140.0     0.769     32.1
2150.0     0.811     33.5
2160.0     0.851     34.8
2170.0     0.890     36.0
2180.0     0.928     37.1
2190.0     0.965     38.1
2200.0     1.001     39.0
2210.0     1.035     39.8
2220.0     1.069     40.6
2230.0     1.102     41.4
2240.0     1.133     42.1
2250.0     1.164     42.8
2260.0     1.194     43.4
2270.0     1.223     44.0
2280.0     1.251     44.6
2290.0     1.278     45.2
2300.0     1.305     45.7
2310.0     1.331     46.2
2320.0     1.356     46.7
2330.0     1.380     47.2
2340.0     1.403     47.7
2350.0     1.426     48.1
2360.0     1.449     48.5
2370.0     1.470     49.0
2380.0     1.491     49.4
2390.0     1.511     49.8
2400.0     1.531     50.2
2410.0     1.550     50.5
2420.0     1.568     50.9
2430.0     1.586     51.3
2440.0     1.603     51.6
2450.0     1.619     52.0
2460.0     1.635     52.3
2470.0     1.651     52.6
2480.0     1.666     52.9
2490.0     1.680     53.3
2500.0     1.694     53.6
2510.0     1.707     53.9
2520.0     1.719     54.2
2530.0     1.731     54.5
2540.0     1.743     54.8
2550.0     1.754     55.1
2560.0     1.765     55.4
2570.0     1.775     55.7
2580.0     1.784     55.9
2590.0     1.793     56.2
2600.0     1.801     56.5
2610.0     1.809     56.8
2620.0     1.817     57.0
2630.0     1.824     57.3
2640.0     1.830     57.6
2650.0     1.836     57.8
2660.0     1.842     58.1
2670.0     1.847     58.4
2680.0     1.851     58.6
2690.0     1.855     58.9
2700.0     1.859     59.1
2710.0     1.862     59.4
2720.0     1.864     59.7
2730.0     1.866     59.9
2740.0     1.868     60.2
2750.0     1.869     60.4
2760.0     1.869     60.7






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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