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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 16:56:20
WDS:
LMP51
WDS ID/Discoverer
P:
26.028
Orbital period (years)
a:
0.4201
Semi-major axis (arcseconds)
i:
96.5
Inclination (degrees)
Ω:
294.8
Longitude of ascending node (degrees)
T:
1996.458
Epoch of periastron passage (year)
e:
0.57
Eccentricity
ω:
221.0
Longitude of periastron (degrees)
Start-Year:
2012.0
Year
End-Year:
2038.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
040721.54-641320.2
Epoch-2000 right ascension and declination
WDS-ID:
04074-6413
WDS designation
Discoverer Code:
LMP51
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
26491
HD catalog number
Hipparcos number:
19233
Hipparcos catalog number
V1:
6.37
Magnitude of the primary
V2:
9.
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
Date of last observation
Orbit grade:
5
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 0.247 300.0
-------------------------
2012.0 0.391 286.3
2013.0 0.337 284.6
2014.0 0.277 282.2
2015.0 0.213 278.3
2016.0 0.145 271.0
2017.0 0.080 251.0
2018.0 0.053 183.3
2019.0 0.104 138.4
2020.0 0.166 125.4
2021.0 0.206 118.9
2022.0 0.185 113.4
2023.0 0.064 96.1
2024.0 0.109 308.2
2025.0 0.247 300.0
2026.0 0.354 297.4
2027.0 0.434 296.0
2028.0 0.492 294.9
2029.0 0.532 294.1
2030.0 0.557 293.3
2031.0 0.569 292.6
2032.0 0.570 291.9
2033.0 0.561 291.2
2034.0 0.543 290.4
2035.0 0.516 289.6
2036.0 0.482 288.7
2037.0 0.441 287.6
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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