20Rho Aur
20Rho Aur
20Rho Aur is a B-type (Blue-White) star. It carries the designation 20Rho Aur.
Located approximately 529.5 light-years from Earth, 20Rho Aur resides within the broader disk of our Milky Way galaxy.
20Rho Aur is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.22, 20Rho Aur sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue hue, which corresponds to a B-V color index of -0.129.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.129 |
Observation
| Apparent Magnitude | +5.22 |
| Absolute Magnitude | -0.83 |
| Distance | 529 ly |
Position
| Right Ascension | 5h 21.81m |
| Declination | 41° 48.27′ |
Frequently Asked Questions
What type of star is 20Rho Aur?
20Rho Aur is a Class B — B-type (Blue-White) star.
How far is 20Rho Aur from Earth?
20Rho Aur is approximately 529.5 light-years from Earth.
Can you see 20Rho Aur with the naked eye?
With an apparent magnitude of 5.22, 20Rho Aur is visible to the naked eye.