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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 18:52:56
WDS:
GJ699AA
WDS ID/Discoverer
P:
25.000
Orbital period (years)
a:
0.0275
Semi-major axis (arcseconds)
i:
69.0
Inclination (degrees)
Ω:
105.2
Longitude of ascending node (degrees)
T:
1950.000
Epoch of periastron passage (year)
e:
0.75
Eccentricity
ω:
302.3
Longitude of periastron (degrees)
Start-Year:
2013.0
Year
End-Year:
2037.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
175748.49+044136.2
Epoch-2000 right ascension and declination
WDS-ID:
17578+0442
WDS designation
Discoverer Code:
GJ699AA
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
.
HD catalog number
Hipparcos number:
87937
Hipparcos catalog number
V1:
9.54
Magnitude of the primary
V2:
.
Magnitude of the secondary
Equinox:
Equinox
Date:
1967
Date of last observation
Orbit grade:
9
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 0.004 75.7
-------------------------
2013.0 0.030 257.1
2014.0 0.032 259.8
2015.0 0.033 262.2
2016.0 0.034 264.6
2017.0 0.034 266.9
2018.0 0.034 269.1
2019.0 0.033 271.5
2020.0 0.031 274.0
2021.0 0.029 276.8
2022.0 0.025 280.2
2023.0 0.020 285.2
2024.0 0.012 295.9
2025.0 0.004 75.7
2026.0 0.011 120.3
2027.0 0.011 142.2
2028.0 0.011 165.0
2029.0 0.011 187.1
2030.0 0.013 205.2
2031.0 0.015 218.8
2032.0 0.017 228.8
2033.0 0.020 236.3
2034.0 0.022 242.2
2035.0 0.025 246.9
2036.0 0.027 250.8
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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