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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 16:32:47
WDS:
TOK41BA,BB
WDS ID/Discoverer
P:
14.400
Orbital period (years)
a:
0.102
Semi-major axis (arcseconds)
i:
152.5
Inclination (degrees)
Ω:
120.5
Longitude of ascending node (degrees)
T:
2006.400
Epoch of periastron passage (year)
e:
0.058
Eccentricity
ω:
227.2
Longitude of periastron (degrees)
Start-Year:
2018.0
Year
End-Year:
2032.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
020211.25-240223.8
Epoch-2000 right ascension and declination
WDS-ID:
02022-2402
WDS designation
Discoverer Code:
TOK41BA,BB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
12515B
HD catalog number
Hipparcos number:
9497B
Hipparcos catalog number
V1:
8.5
Magnitude of the primary
V2:
8.8
Magnitude of the secondary
Equinox:
Equinox
Date:
2017
Date of last observation
Orbit grade:
3
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 0.102 139.8
-------------------------
2018.0 0.098 326.9
2019.0 0.098 302.9
2020.0 0.095 278.2
2021.0 0.089 251.0
2022.0 0.086 220.9
2023.0 0.089 190.5
2024.0 0.096 163.3
2025.0 0.102 139.8
2026.0 0.106 118.7
2027.0 0.105 98.2
2028.0 0.102 76.7
2029.0 0.097 53.3
2030.0 0.094 27.9
2031.0 0.094 1.8
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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