HIP 21991
HIP 21991 is a K-type (Orange) star.
Located approximately 159.7 light-years from Earth, HIP 21991 resides within the broader disk of our Milky Way galaxy.
HIP 21991 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 21991 has an apparent magnitude of +9.95, 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 yellow hue, which corresponds to a B-V color index of +0.950.
물리적 특성
| 분광형 | K Class K — K-type (Orange) |
| 색지수 (B−V) | 0.950 |
관측
| 겉보기 등급 | +9.95 |
| 절대 등급 | 6.50 |
| 거리 | 160 ly |
위치
| 적경 | 4h 43.61m |
| 적위 | -15° 48.30′ |
Frequently Asked Questions
What type of star is HIP 21991?
HIP 21991 is a Class K — K-type (Orange) star.
How far is HIP 21991 from Earth?
HIP 21991 is approximately 159.7 light-years from Earth.
Can you see HIP 21991 with the naked eye?
With an apparent magnitude of 9.95, HIP 21991 is not visible to the naked eye.