 The star is radiating 4,786 times the Sun's luminosity from its photosphere at an effective temperature of 21,600 K.

The secondary, component B, has proven difficult to classify, but appears as a B-type star of type B8−9.It is close to triple the mass of the Sun with 4.3 times the Sun's radius.The star is spinning with a projected rotational velocity of 105 km/s.