Star Procyon

Binary star Procyon is located 11.5 light years away from the Sun. It is a star system with 2 stars, from which the bigger one has 150 % of solar mass. For now, there are no known exoplanets in this system.

Sun distance: 11.5 light years.
(Position of this star is derived from Gaia mission data.)
Procyon A
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White-Blue star
spectral class F5 V

1.5 solar masses
2.048 solar radii
temperature icontemperature 6474 °K (6201 °C)
time icon1.87 bilion years old star
luminosity icon6.93 solar luminosity
(No known exoplanets yet)
Procyon B
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White dwarf
spectral class DQZ

0.602 solar masses
0.1234 solar radii
time icon1.37 bilion years old star
luminosity icon0.00049 solar luminosity
(No known exoplanets yet)
Other designations of this star
Elgomaisa, Algomeysa, Antecanis, α Canis Minoris, Alpha Canis Minoris, 10 Canis Minoris, BD+05°1739, GJ 280, HD 37279, HIP 30438, HR 2943, SAO 115756, LHS 233, alf CMi
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