Content-Type: text/html; charset=UTF-8
Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:22:45
WDS:
VOU35AB
WDS ID/Discoverer
P:
19.547
Orbital period (years)
a:
0.1673
Semi-major axis (arcseconds)
i:
107.8
Inclination (degrees)
Ω:
126.9
Longitude of ascending node (degrees)
T:
2018.160
Epoch of periastron passage (year)
e:
0.39
Eccentricity
ω:
91.4
Longitude of periastron (degrees)
Start-Year:
2016.0
Year
End-Year:
2034.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
213647.56-304328.7
Epoch-2000 right ascension and declination
WDS-ID:
21368-3043
WDS designation
Discoverer Code:
VOU35AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
205545
HD catalog number
Hipparcos number:
106701
Hipparcos catalog number
V1:
8.71
Magnitude of the primary
V2:
9.20
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
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 0.111 274.3
-------------------------
2016.0 0.132 123.7
2017.0 0.087 111.4
2018.0 0.033 55.5
2019.0 0.072 328.1
2020.0 0.122 312.1
2021.0 0.148 304.3
2022.0 0.154 298.0
2023.0 0.147 291.6
2024.0 0.131 284.2
2025.0 0.111 274.3
2026.0 0.091 259.9
2027.0 0.075 238.3
2028.0 0.071 210.4
2029.0 0.082 184.9
2030.0 0.100 167.0
2031.0 0.121 155.1
2032.0 0.140 146.6
2033.0 0.153 139.9
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