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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:23:18
WDS:
HDS2016AB
WDS ID/Discoverer
P:
18.891
Orbital period (years)
a:
0.348
Semi-major axis (arcseconds)
i:
107.9
Inclination (degrees)
Ω:
285.6
Longitude of ascending node (degrees)
T:
2003.708
Epoch of periastron passage (year)
e:
0.3
Eccentricity
ω:
72.1
Longitude of periastron (degrees)
Start-Year:
2016.0
Year
End-Year:
2034.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
141858.28-063613.2
Epoch-2000 right ascension and declination
WDS-ID:
14190-0636
WDS designation
Discoverer Code:
HDS2016AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
125354
HD catalog number
Hipparcos number:
69962
Hipparcos catalog number
V1:
9.56
Magnitude of the primary
V2:
10.60
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2022
Date of last observation
Orbit grade:
2
Orbit grade, ranging from 1 'definitive' to 5 'indeterminate'
Flags:
n
Flags
Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements)
Click to expand/collapse ephemeris:
Year Sep[“] PA[°]
---------------------------------------------
2025.0 0.260 115.9
-------------------------
2016.0 0.163 336.5
2017.0 0.213 316.8
2018.0 0.262 304.8
2019.0 0.296 296.2
2020.0 0.300 288.7
2021.0 0.260 280.3
2022.0 0.169 265.4
2023.0 0.076 205.6
2024.0 0.154 132.5
2025.0 0.260 115.9
2026.0 0.330 108.2
2027.0 0.363 102.6
2028.0 0.365 97.6
2029.0 0.342 92.2
2030.0 0.302 85.7
2031.0 0.250 76.8
2032.0 0.194 62.8
2033.0 0.149 39.0
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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