Fomalhaut's mass is about 1.92 times that of the Sun, its luminosity is about 16.6 times greater, and its diameter is roughly 1.84 times as large.
Фомальгаут в 2,3 раза тяжелее Солнца, светимость больше в 16 раз, а радиус — в 1,85 раза.