Content-Type: text/html; charset=UTF-8
Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:35:19
WDS:
HDS3211AB
WDS ID/Discoverer
P:
17.236
Orbital period (years)
a:
0.3373
Semi-major axis (arcseconds)
i:
55.57
Inclination (degrees)
Ω:
69.57
Longitude of ascending node (degrees)
T:
2025.877
Epoch of periastron passage (year)
e:
0.2404
Eccentricity
ω:
116.28
Longitude of periastron (degrees)
Start-Year:
2017.0
Year
End-Year:
2033.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
223729.90+392250.7
Epoch-2000 right ascension and declination
WDS-ID:
22375+3923
WDS designation
Discoverer Code:
HDS3211AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
.
HD catalog number
Hipparcos number:
111685
Hipparcos catalog number
V1:
10.04
Magnitude of the primary
V2:
10.47
Magnitude of the secondary
Equinox:
Equinox
Date:
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 0.150 152.5
-------------------------
2017.0 0.272 16.3
2018.0 0.310 31.8
2019.0 0.345 43.9
2020.0 0.366 54.1
2021.0 0.367 63.8
2022.0 0.342 74.0
2023.0 0.287 87.1
2024.0 0.210 108.5
2025.0 0.150 152.5
2026.0 0.181 205.8
2027.0 0.250 234.5
2028.0 0.291 252.0
2029.0 0.295 267.0
2030.0 0.274 283.0
2031.0 0.246 302.4
2032.0 0.229 326.0
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 .
www.stella-vega.de