HIP 81666
HIP 81666 is a K-type (Orange) star located in the constellation Hercules.
Located approximately 755.0 light-years from Earth, HIP 81666 resides within the broader disk of our Milky Way galaxy.
HIP 81666 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 81666 has an apparent magnitude of +7.57, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its orange hue, which corresponds to a B-V color index of +1.171.
Propriétés physiques
| Classe Spectrale | Class K — K-type (Orange) |
| Indice de couleur (B−V) | 1,171 |
Observation
| Magnitude Apparente | +7.57 |
| Magnitude Absolue | 0,75 |
| Distance | 755 ly |
| Constellation | Hercules |
Position
| Ascension droite | 16h 40,95m |
| Déclinaison | 42° 27,70′ |
Questions fréquentes
What type of star is HIP 81666?
HIP 81666 is a Class K — K-type (Orange) star.
How far is HIP 81666 from Earth?
HIP 81666 is approximately 755.0 light-years from Earth.
Can you see HIP 81666 with the naked eye?
With an apparent magnitude of 7.57, HIP 81666 is not visible to the naked eye.
What constellation is HIP 81666 in?
HIP 81666 is located in the constellation Hercules.