Procyon

Bright nearby star in Canis Minor, second only to Sirius among the winter triangle's dogs. A white-dwarf companion shares the system just a dozen light-years away. Its apparent magnitude is about 0.34.

Wikipedia

Gaia has no usable parallax for this star (common for bright multiples). Distance uses the Hipparcos parallax instead.

ID
HIP 37279
Distance
3.51 pc · 11.5 ly
Parallax
284.56 mas (Hipparcos)
Magnitude (G)
0.46
Color (BP-RP)
-
Radius
unknown
RA · Dec
114.83° · 5.23°