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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 19:38:43
WDS:
BLA12AA,AB
WDS ID/Discoverer
P:
5.640
Orbital period (years)
a:
0.061
Semi-major axis (arcseconds)
i:
152.0
Inclination (degrees)
Ω:
318.0
Longitude of ascending node (degrees)
T:
2003.600
Epoch of periastron passage (year)
e:
0.22
Eccentricity
ω:
55.0
Longitude of periastron (degrees)
Start-Year:
2023.0
Year
End-Year:
2027.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
230155.26+421933.5
Epoch-2000 right ascension and declination
WDS-ID:
23019+4220
WDS designation
Discoverer Code:
BLA12AA,AB
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
217675
HD catalog number
Hipparcos number:
113726
Hipparcos catalog number
V1:
3.8
Magnitude of the primary
V2:
5.7
Magnitude of the secondary
Equinox:
Equinox
Date:
1997
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 0.057 358.8
-------------------------
2023.0 0.070 100.8
2024.0 0.064 55.7
2025.0 0.057 358.8
2026.0 0.046 282.7
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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