It is radiating over nine times the Sun 's luminosity from its photosphere at an effective temperature of around 6,346 K .
The star is nearly three billion years old , with 1.21 times the mass of the Sun and about three times the Sun 's radius .
It is radiating over nine times the Sun 's luminosity from Sun 's photosphere at an effective temperature of around 6,346 K .
The star is nearly three billion years old , with 1.21 times the mass of the Sun and about three times the Sun 's radius .