4 Aql
4 Aql
4 Aql is a B-type (Blue-White) star located in the constellation Aquila. It carries the designation 4 Aql.
Located approximately 465.3 light-years from Earth, 4 Aql resides within the broader disk of our Milky Way galaxy.
4 Aql is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.02, 4 Aql 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 -0.055.
Propriétés physiques
| Classe Spectrale | Class B — B-type (Blue-White) |
| Indice de couleur (B−V) | -0,055 |
Observation
| Magnitude Apparente | +5.02 |
| Magnitude Absolue | -0,75 |
| Distance | 465 ly |
| Constellation | Aquila |
Position
| Ascension droite | 18h 44,83m |
| Déclinaison | 2° 3,60′ |
Questions fréquentes
What type of star is 4 Aql?
4 Aql is a Class B — B-type (Blue-White) star.
How far is 4 Aql from Earth?
4 Aql is approximately 465.3 light-years from Earth.
Can you see 4 Aql with the naked eye?
With an apparent magnitude of 5.02, 4 Aql is visible to the naked eye.
What constellation is 4 Aql in?
4 Aql is located in the constellation Aquila.