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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:15:58
WDS:
DOC1
WDS ID/Discoverer
P:
25.402
Orbital period (years)
a:
0.088
Semi-major axis (arcseconds)
i:
60.5
Inclination (degrees)
Ω:
282.6
Longitude of ascending node (degrees)
T:
2015.138
Epoch of periastron passage (year)
e:
0.401
Eccentricity
ω:
207.0
Longitude of periastron (degrees)
Start-Year:
2013.0
Year
End-Year:
2037.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
131318.76+162147.7
Epoch-2000 right ascension and declination
WDS-ID:
13133+1621
WDS designation
Discoverer Code:
DOC1
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
114882
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
8.13
Magnitude of the primary
V2:
8.93
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2017
Date of last observation
Orbit grade:
5
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 0.118 286.4
-------------------------
2013.0 0.053 79.8
2014.0 0.055 96.5
2015.0 0.050 113.9
2016.0 0.037 140.2
2017.0 0.030 187.3
2018.0 0.041 229.9
2019.0 0.059 250.6
2020.0 0.076 261.8
2021.0 0.090 269.0
2022.0 0.101 274.5
2023.0 0.110 278.9
2024.0 0.115 282.8
2025.0 0.118 286.4
2026.0 0.118 290.0
2027.0 0.117 293.5
2028.0 0.112 297.3
2029.0 0.106 301.4
2030.0 0.099 306.1
2031.0 0.089 311.7
2032.0 0.079 318.8
2033.0 0.067 328.1
2034.0 0.056 341.1
2035.0 0.048 359.8
2036.0 0.043 24.4
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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