Astrophysics (index)

G-Type Star

(G)
(stars similar to the Sun)

A G-Type Star, is a star of the G-Class, i.e., the Spectral Class for stars of around a solar mass and solar radius, i.e., the Sun is of this type. They burn up their Hydrogen (H) in about ten billion years. They have weak hydrogen Absorption Lines. Characteristics:

yellowConventional color
5500-6000KSurface Temperature
.85-1.1Radius
.65-1Mass
2.6-4.7Absolute Magnitude (M)(visual)
.5-1.2Luminosity (L)(bolometric)
9-18 Billion YearsMain sequence lifetime
7.6%Abundance

(star type,spectral type)
http://en.wikipedia.org/wiki/Stellar_classification
WaveLFreqPhoton
Energy
  
387nm775THz3.3eVbeginG-Type Star
527nm569THz2.4eVendG-Type Star

Referenced by:
FGK Star
G Band
Kepler Telescope
Multiplicity Fraction
Spectral Class
Sun
Transiting Exoplanet Survey Satellite (TESS)

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