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Zeta Herculis
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Star Zeta Herculis

Binary star Zeta Herculis is located 35 light years away from the Sun. It consists of a subgiant and a yellow star. For now, there are no known exoplanets in this star system.
Sun distance
35 light years
galaxy map

Zeta Herculis A

Subgiant, Spectroscopic binary
Spectral class: F9 IV

Location

Ascension iconRight ascension: 16h 41m 17.161s
Declination iconDeclination: 31° 36' 9.787'' (northern hemisphere)
Parallax iconParallax: 93.32
Distance iconSun distance: 35 ly | 10.7 pc

Basic characteristic

icon weight
Mass: 145 % M Sun | 1519 M Jupiter
radius icon
Size: 256 % R Sun | 25.5 R Jupiter
temperature iconTemperature: 5759 K | 1 T Sun
time iconAge: 6.2 billions years | 1.35 Sun
luminosity iconLuminosity: 6.55 L Sun

Photometry

Magnitude iconApparent magnitude (V): 2.8
Magnitude iconAbsolute magnitude (V): 2.7
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).

Zeta Herculis B

Yellow star, , Spectroscopic binary
Spectral class: G7 V

Basic characteristic

icon weight
Mass: 98 % M Sun | 1027 M Jupiter
radius icon
Size: 92 % R Sun | 9.1 R Jupiter
time iconAge: 6.2 billions years | 1.35 Sun
luminosity iconLuminosity: 0.62 L Sun

Zeta Herculis system structure

Zeta Herculis A
Zeta Herculis B
More about Zeta Herculis
       Zeta Herculis 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
ζ Her, 40 Her, ADS 10157 AB, BD+31 2884, GJ 635, HD 150680, HIP 81693, HR 6212, LHS 3234, LTT 14952, SAO 65485, WDS J16413+3136AB, zet Her
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