HIP 81305
HIP 81305 is a O-type (Blue) star located in the constellation Scorpius.
At a distance of roughly 1,359 light-years, HIP 81305 is a distant star lying deep within the Milky Way galaxy.
HIP 81305 is classified as a spectral class O star (O-type (Blue)) on the Harvard spectral classification system.
With an apparent magnitude of +5.46, HIP 81305 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 white hue, which corresponds to a B-V color index of +0.338.
Physical Properties
| Spectral Class | Class O — O-type (Blue) |
| Color Index (B−V) | 0.338 |
Observation
| Apparent Magnitude | +5.46 |
| Absolute Magnitude | -2.64 |
| Distance | 1,359 ly |
| Constellation | Scorpius |
Position
| Right Ascension | 16h 36.38m |
| Declination | -42° 51.53′ |
Frequently Asked Questions
What type of star is HIP 81305?
HIP 81305 is a Class O — O-type (Blue) star.
How far is HIP 81305 from Earth?
HIP 81305 is approximately 1,359.0 light-years from Earth.
Can you see HIP 81305 with the naked eye?
With an apparent magnitude of 5.46, HIP 81305 is visible to the naked eye.
What constellation is HIP 81305 in?
HIP 81305 is located in the constellation Scorpius.