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Double Star Calculator - Orbital Elements
- Revision:
$Rev: 1216 $
- Report created:
2025-07-11 17:11:59
WDS:
HDS669
WDS ID/Discoverer
P:
26.990
Orbital period (years)
a:
0.2742
Semi-major axis (arcseconds)
i:
61.6
Inclination (degrees)
Ω:
2.4
Longitude of ascending node (degrees)
T:
2014.340
Epoch of periastron passage (year)
e:
0.654
Eccentricity
ω:
70.7
Longitude of periastron (degrees)
Start-Year:
2012.0
Year
End-Year:
2038.0
Year
Epoch:
2025.0
Besselian Epoch
Position:
050718.31-835136.9
Epoch-2000 right ascension and declination
WDS-ID:
05073-8352
WDS designation
Discoverer Code:
HDS669
Discover designation and components
ADS number:
.
Aitken Double Star catalog
HD number:
35877
HD catalog number
Hipparcos number:
23824
Hipparcos catalog number
V1:
7.03
Magnitude of the primary
V2:
9.56
Magnitude of the secondary
Equinox:
2000
Equinox
Date:
2015
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 0.284 221.9
-------------------------
2012.0 0.167 341.9
2013.0 0.142 356.7
2014.0 0.080 26.3
2015.0 0.072 143.8
2016.0 0.157 174.5
2017.0 0.215 184.9
2018.0 0.252 191.5
2019.0 0.275 196.7
2020.0 0.290 201.2
2021.0 0.297 205.3
2022.0 0.299 209.4
2023.0 0.298 213.4
2024.0 0.292 217.6
2025.0 0.284 221.9
2026.0 0.275 226.5
2027.0 0.263 231.5
2028.0 0.251 237.0
2029.0 0.238 243.0
2030.0 0.225 249.8
2031.0 0.213 257.3
2032.0 0.202 265.7
2033.0 0.193 275.0
2034.0 0.186 285.1
2035.0 0.181 295.8
2036.0 0.179 307.0
2037.0 0.178 318.3
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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