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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:28:26
WDS:
CLO2AA,AB
WDS ID/Discoverer
P:
24.340
Orbital period (years)
a:
0.1425
Semi-major axis (arcseconds)
i:
37.2
Inclination (degrees)
Ω:
100.3
Longitude of ascending node (degrees)
T:
2035.033
Epoch of periastron passage (year)
e:
0.193
Eccentricity
ω:
186.7
Longitude of periastron (degrees)
Start-Year:
2013.0
Year
End-Year:
2037.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
214029.32+162518.4
Epoch-2000 right ascension and declination
WDS-ID:
21405+1625
WDS designation
Discoverer Code:
CLO2AA,AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
.
HD catalog number
Hipparcos number:
.
Hipparcos catalog number
V1:
13.37
Magnitude of the primary
V2:
14.15
Magnitude of the secondary
Equinox:
Equinox
Date:
2016
Date of last observation
Orbit grade:
3
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 0.160 123.9
-------------------------
2013.0 0.105 330.1
2014.0 0.104 351.7
2015.0 0.108 12.9
2016.0 0.116 31.8
2017.0 0.128 47.6
2018.0 0.140 60.8
2019.0 0.151 71.8
2020.0 0.160 81.5
2021.0 0.166 90.3
2022.0 0.169 98.6
2023.0 0.169 106.8
2024.0 0.166 115.1
2025.0 0.160 123.9
2026.0 0.151 133.6
2027.0 0.141 144.6
2028.0 0.130 157.5
2029.0 0.119 172.7
2030.0 0.112 190.4
2031.0 0.108 209.9
2032.0 0.109 229.9
2033.0 0.112 249.1
2034.0 0.115 267.3
2035.0 0.115 285.1
2036.0 0.111 303.3
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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