XO-3

2.9 0,6-0,5 L ☉

XO -3 is an approximately 600 light-years distant main sequence star of spectral type F in the constellation Camelopardalis. It has an apparent magnitude of 9.9 mag.

In 2007, Christopher M. Johns - Krull discovered an extrasolar planet orbiting this star. This is called XO -3b.