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Mu Herculis Aa
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Star Mu Herculis Aa

Multiple star system Mu Herculis Aa is located 27 light years away from the Sun. It is a system with 4 stars. For now, there are no known exoplanets in this star system.
Sun distance
27 light years
galaxy map

Mu Herculis Aa

Subgiant
Spectral class: G5 IV

Location

Ascension iconRight ascension: 17h 46m 27.176s
Declination iconDeclination: 27° 43' 2.19'' (northern hemisphere)
Parallax iconParallax: 119.925
Distance iconSun distance: 27.197 ly | 8.3 pc

Basic characteristic

icon weight
Mass: 111 % M Sun | 1163 M Jupiter
radius icon
Size: 173 % R Sun | 17.2 R Jupiter
temperature iconTemperature: 5560 K | 0.96 T Sun
time iconAge: 7.8 billions years | 1.7 Sun
luminosity iconLuminosity: 2.54 L Sun

Photometry

Magnitude iconApparent magnitude (V): 3.4
Magnitude iconAbsolute magnitude (V): 3.8
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
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

Mu Herculis Ab

Red dwarf
Spectral class: M4 V

Basic characteristic

icon weight
Mass: 32 % M Sun | 335 M Jupiter
radius icon
Size: 40 % R Sun | 3.5 R Jupiter (estimate)

Mu Herculis B

Red dwarf
Spectral class: M3.5 V

Basic characteristic

icon weight
Mass: 44 % M Sun | 461 M Jupiter
radius icon
Size: 60 % R Sun | 6 R Jupiter
temperature iconTemperature: 3386 K | 0.59 T Sun
luminosity iconLuminosity: 0.087 L Sun

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
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

Mu Herculis C

Red dwarf
Spectral class: M3.5 V

Basic characteristic

icon weight
Mass: 39 % M Sun | 409 M Jupiter
radius icon
Size: 40 % R Sun | 4.4 R Jupiter (estimate)

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
Absolute stellar magnitude in different parts of the electromagnetic spectrum from infrared (K band) to ultraviolet (U band).

Mu Herculis Aa system structure

Mu Herculis Aa
Mu Herculis Ab
Mu Herculis B
Mu Herculis C
More about Mu Herculis Aa
       Mu Herculis Aa can be found in northern celestial hemisphere, and it is possible to see it with naked eye. The star is easily observable from Northern America, Europe and Asia.
Other designations of this star
mu.02 Her, 86 Herculis, Gliese 695, GJ 695, HR 6623, BD+27° 2888, HD 161797, LHS 3326/3325, LTT 15266, SAO 85397, FK5 667, LFT 1374, GC 24138, ADS 10786, HIC 86974, HIP 86974, MU Her, * mu.01 Her, Gaia EDR3 4594497769766809216
External sources
gaia icon
Gaia database (Gaia EDR3 4594497838483177984)
Archive from the Gaia mission
Closest stars

 LP 388-55
 - 2.7 ly

WISE 1804+3117
 - 4.1 ly

Gliese 686
 0.42 M☉ 4.4 ly

Vega
 2.1 M☉ 7.2 ly

WISE 1828+2650
 0.01 M☉ 7.3 ly
3D map of stellar neighborhood
List of all nearby stars
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