Asellus Borealis
43Gam Cnc
Asellus Borealis is a A-type (White) star. It carries the designation 43Gam Cnc.
Located approximately 181.2 light-years from Earth, Asellus Borealis resides within the broader disk of our Milky Way galaxy.
Asellus Borealis is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.66, Asellus Borealis 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-white hue, which corresponds to a B-V color index of +0.010.
Physical Properties
| Spectral Class | Class A — A-type (White) |
| Color Index (B−V) | 0.010 |
Observation
| Apparent Magnitude | +4.66 |
| Absolute Magnitude | 0.94 |
| Distance | 181 ly |
Position
| Right Ascension | 8h 43.29m |
| Declination | 21° 28.11′ |
Frequently Asked Questions
What type of star is Asellus Borealis?
Asellus Borealis is a Class A — A-type (White) star.
How far is Asellus Borealis from Earth?
Asellus Borealis is approximately 181.2 light-years from Earth.
Can you see Asellus Borealis with the naked eye?
With an apparent magnitude of 4.66, Asellus Borealis is visible to the naked eye.