Astrophysics (index)

F-Type Star

(F)
(type of star with about 1.5 times the mass of the Sun)

An F-Type Star is a star of the F-Class, a Spectral Class for stars of around 1.5 solar mass and 1.5 times solar radius. They burn up their Hydrogen (H) in a few billion years. They have medium hydrogen Absorption Lines. Characteristics:

yellow-whiteConventional color
6200-7200KSurface Temperature
1.2-1.6Radius
1.2-1.6Mass
3-4.4Absolute Magnitude (M)(visual)
1.4-5.1Luminosity (L)(bolometric)
1.6-6.8 Billion YearsMain sequence lifetime
3%Abundance

F-type stars are somewhat Sun-like and a number are within 10 Parsecs (pc), making them candidates for observable Extra Solar Planets within Habitable Zones (HZ):

star distance type
Procyon A 3pc F5 IV-V
Pi3 Orionis 8pc F6 V
Chi Draconis A 8pc F7 V
Xi Ursae Majoris 8.8pc F8.5G0 Ve
Zeta Tucanae 8.6pc F9.5 V
Gamma Leporis A 8.97pc F6 V

(star type,spectral type)
http://en.wikipedia.org/wiki/Stellar_classification
WaveLFreqPhoton
Energy
  
290nm1.1PHz4.3eVbeginF-Type Star
387nm775THz3.3eVendF-Type Star

Referenced by:
Canopus
FGK Star
Spectral Class

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