Procyon
10Alp CMi
Procyon is a F-type (Yellow-White) star. It carries the designation 10Alp CMi.
At a distance of approximately 11.5 light-years, Procyon is one of the Sun's closest stellar neighbors. Light that we observe from Procyon today left the star roughly 11 years ago, making it a near neighbor in galactic terms.
Procyon is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.
Procyon has an apparent magnitude of +0.40, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its white hue, which corresponds to a B-V color index of +0.432.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | Class F — F-type (Yellow-White) |
| ดัชนีสี (B−V) | 0.432 |
การสังเกต
| โชติมาตรปรากฏ | +0.40 |
| โชติมาตรสัมบูรณ์ | 2.67 |
| ระยะทาง | 11.5 ly |
ตำแหน่ง
| ไรต์แอสเซนชัน | 7h 39.30m |
| เดคลิเนชัน | 5° 13.50′ |
Related Chemistry
Explore the chemical elements connected to Procyon on our sister site ChemFYI.
Moderate hydrogen Balmer lines in this F5 subgiant
Helium produced as Procyon exhausts its core hydrogen
Near-solar metallicity with detectable iron absorption lines
Part of the Science FYI Family