Arkab Prior
Bet1Sgr
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Arkab Prior is a B-type (Blue-White) star located in the constellation Sagittarius. It carries the designation Bet1Sgr.
Located approximately 313.6 light-years from Earth, Arkab Prior resides within the broader disk of our Milky Way galaxy.
Arkab Prior is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
At an apparent magnitude of +3.96, Arkab Prior is visible to the naked eye under reasonably clear skies. It may require dark-sky conditions to be seen comfortably in areas with significant light pollution. Observers will note its blue hue, which corresponds to a B-V color index of -0.085.
Propriétés physiques
| Classe Spectrale | B Class B — B-type (Blue-White) |
| Indice de couleur (B−V) | -0,085 |
Observation
| Magnitude Apparente | +3.96 |
| Magnitude Absolue | -0,96 |
| Distance | 314 ly |
| Constellation | Sagittarius |
Position
| Ascension droite | 19h 22,64m |
| Déclinaison | -44° 27,54′ |