Nearby stars catalogue < LIVING fUTURE

Star Alpha Ophiuchi

Binary star Alpha Ophiuchi is located 48.6 light years away from the Sun. It is a system with 2 stars. For now, there are no known exoplanets in this system.
Sun distance
48.6 light years
Alpha Ophiuchi A
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Subgiant (spectral class A5IVnn)

Mass: 2.40 M Sun | M Jupiter
radius icon
Size: 2.6 R Sun | R Jupiter
temperature iconTemperature: 7900 K | 1.37 T Sun
time iconAge: 0.7 billions years | 0.15 Sun
luminosity iconLuminosity: 25.4 L Sun
Magnitude iconApparent magnitude (V): 2.07
(No known exoplanets yet)
Photometry
5
10
15
20
25
30
35
K
2.1
H
1.6
J
1.2
Grp
0.8
I
0.8
G
0.6
V
0.5
Gbp
0.5
B
0.4
U
0.3
Alpha Ophiuchi B
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Orange star (spectral class K5-7V)

Mass: 0.85 M Sun | M Jupiter
radius icon
Size: 0.84 R Sun (estimate)
(No known exoplanets yet)
More about Alpha Ophiuchi
      Nearby star Alpha Ophiuchi can be found in northern celestial hemisphere, and it is possible to see it with naked eye. The star is observable also from Northern America, Europe and Asia. 
Other designations of this star
alf Oph, Ras Alhague, Rasalhague, 55 Ophiuchi, BD+12° 3252, FK5 656, HD 159561, HIP 86032, HR 6556, SAO 102932
Closest stars
Distance
(Light Years)
Star name Mass
(Solar mass)
Planets
5.5
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G 139-27 0 M
6.3
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part of star image
LSPM J1733+1655 0 M
7.3
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part of star image
G 140-19 0 M
7.5
part of star image
part of star image
part of star image
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Gliese 3997 0 M
0 M
7.6
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Gliese 1214 0.16 M
1
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