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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:26:17
WDS:
B2601AB
WDS ID/Discoverer
P:
16.578
Orbital period (years)
a:
1.08604
Semi-major axis (arcseconds)
i:
52.91
Inclination (degrees)
Ω:
30.385
Longitude of ascending node (degrees)
T:
2015.876
Epoch of periastron passage (year)
e:
0.38229
Eccentricity
ω:
220.942
Longitude of periastron (degrees)
Start-Year:
2017.0
Year
End-Year:
2033.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
062923.40-024850.3
Epoch-2000 right ascension and declination
WDS-ID:
06293-0248
WDS designation
Discoverer Code:
B2601AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
.
HD catalog number
Hipparcos number:
30920
Hipparcos catalog number
V1:
11.0
Magnitude of the primary
V2:
14.8
Magnitude of the secondary
Equinox:
Equinox
Date:
2016
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 1.182 65.9
-------------------------
2017.0 0.461 309.1
2018.0 0.724 354.2
2019.0 1.012 13.4
2020.0 1.219 24.9
2021.0 1.341 33.5
2022.0 1.387 41.1
2023.0 1.368 48.6
2024.0 1.296 56.6
2025.0 1.182 65.9
2026.0 1.041 77.4
2027.0 0.892 92.8
2028.0 0.769 113.8
2029.0 0.711 140.4
2030.0 0.729 168.3
2031.0 0.756 193.9
2032.0 0.667 221.1
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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