4 Cep
4 Cep
4 Cep is a A-type (White) star. It carries the designation 4 Cep.
Located approximately 139.6 light-years from Earth, 4 Cep resides within the broader disk of our Milky Way galaxy.
4 Cep is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.59, 4 Cep 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 +0.218.
Physical Properties
| Spectral Class | Class A — A-type (White) |
| Color Index (B−V) | 0.218 |
Observation
| Apparent Magnitude | +5.59 |
| Absolute Magnitude | 2.43 |
| Distance | 140 ly |
Position
| Right Ascension | 20h 43.18m |
| Declination | 66° 39.45′ |
Frequently Asked Questions
What type of star is 4 Cep?
4 Cep is a Class A — A-type (White) star.
How far is 4 Cep from Earth?
4 Cep is approximately 139.6 light-years from Earth.
Can you see 4 Cep with the naked eye?
With an apparent magnitude of 5.59, 4 Cep is visible to the naked eye.