Menu

Mu Her

HIP 86974; Mu Her; 86 Her Star Her Visible Level 1 Naked eye / Binoculars
Star Map
Add to List Add to Plan Back to Catalog

Physical Properties

Magnitude 3.42
Spectral Type G5IV
Star Color Orange (B-V 0.75)
Distance 27 ly

Position & Identifiers

RA 17h 46m 27.5s
Dec +27° 43' 14.0"
Constellation Her
HR 6623
HIP 86974
Bayer Mu
Flamsteed 86 Her
Double Cat 10786

Visibility

Set a location in User Settings to see visibility data.

Multiple Star System

Components 4
Component IDs AxBC
Separation 33.8″
Companion Mag 12.7
Companion Sp M4V
Position Angle 255°
Star Colors A: Orange B: Red
Discoverer TRN 2

Size Comparison

Querying VizieR for stellar data…

Stellar Lifecycle

Spectral Classification

Hertzsprung-Russell Diagram

Loading HR diagram…

Blackbody Spectrum

Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

Stellar Fusion

Stellar Notes

BC 10.3 dM4, 10.8, 43.20y, a = 1.360". This close pair forms a wider physical binary with component A.
Wolf 630 group.
0.132".

Survey Image

Loading survey image…