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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:36:37
WDS:
WSI93
WDS ID/Discoverer
P:
25.450
Orbital period (years)
a:
0.2391
Semi-major axis (arcseconds)
i:
34.2
Inclination (degrees)
Ω:
1.6
Longitude of ascending node (degrees)
T:
2017.370
Epoch of periastron passage (year)
e:
0.634
Eccentricity
ω:
88.8
Longitude of periastron (degrees)
Start-Year:
2013.0
Year
End-Year:
2037.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
224721.69+174846.0
Epoch-2000 right ascension and declination
WDS-ID:
22474+1749
WDS designation
Discoverer Code:
WSI93
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
215775
HD catalog number
Hipparcos number:
112506
Hipparcos catalog number
V1:
8.1
Magnitude of the primary
V2:
11.2
Magnitude of the secondary
Equinox:
Equinox
Date:
Date of last observation
Orbit grade:
4
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.296 243.4
-------------------------
2013.0 0.237 320.7
2014.0 0.210 331.0
2015.0 0.176 344.8
2016.0 0.132 6.8
2017.0 0.081 56.2
2018.0 0.092 142.8
2019.0 0.145 181.5
2020.0 0.187 200.4
2021.0 0.220 212.9
2022.0 0.245 222.4
2023.0 0.266 230.4
2024.0 0.282 237.2
2025.0 0.296 243.4
2026.0 0.306 249.1
2027.0 0.314 254.5
2028.0 0.319 259.7
2029.0 0.322 264.7
2030.0 0.323 269.7
2031.0 0.322 274.6
2032.0 0.319 279.7
2033.0 0.314 284.8
2034.0 0.306 290.2
2035.0 0.296 295.9
2036.0 0.283 302.1
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 .
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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