SPICA
ID: a Vir (Alpha Virginis) Virgo
Color: Blue
Temperature (°K): 18,000
Class: B1
Distance From Earth (LY): 260
Diameter: 2 solar diameters

Porrima
ID: γ Vir (Gamma Virginis) Virgo
Color: White
Temperature (°K):
Class: F0
Distance From Earth (LY): 33
Diameter: 1.5 solar diameters

ARCTURUS
ID: a Boo (Alpha Bootis) Bootes
Color: Orange-red
Temperature (°K): 3,500-4,900
Class: K2, Giant
Distance From Earth (LY): 37
Diameter: 23 solar diameters

NEKKAR
ID: ß Boo (Beta Bootis) Bootes
Color: Yellow
Temperature (°K): 5,500
Class: G8
Distance From Earth (LY): 140
Luminosity: 70 x Sun (diameter not found)