HIP 81391
HIP 81391 is a K-type (Orange) star located in the constellation Hercules.
HIP 81391 is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.
HIP 81391 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 81391 has an apparent magnitude of +8.70, 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 +1.115.
물리적 특성
| 분광형 | Class K — K-type (Orange) |
| 색지수 (B−V) | 1.115 |
관측
| 겉보기 등급 | +8.70 |
| 절대 등급 | -11.30 |
| 거리 | 326,156 ly |
| 별자리 | Hercules |
위치
| 적경 | 16h 37.35m |
| 적위 | 7° 13.92′ |
자주 묻는 질문
What type of star is HIP 81391?
HIP 81391 is a Class K — K-type (Orange) star.
How far is HIP 81391 from Earth?
HIP 81391 is approximately 326,156.0 light-years from Earth.
Can you see HIP 81391 with the naked eye?
With an apparent magnitude of 8.70, HIP 81391 is not visible to the naked eye.
What constellation is HIP 81391 in?
HIP 81391 is located in the constellation Hercules.