9 Sgr
9 Sgr
9 Sgr is a O-type (Blue) star located in the constellation Sagittarius. It carries the designation 9 Sgr.
9 Sgr is an extraordinarily remote star, situated approximately 326,156 light-years from Earth.
9 Sgr is classified as a spectral class O star (O-type (Blue)) on the Harvard spectral classification system.
With an apparent magnitude of +5.89, 9 Sgr 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 blue-white hue, which corresponds to a B-V color index of +0.031.
물리적 특성
| 분광형 | Class O — O-type (Blue) |
| 색지수 (B−V) | 0.031 |
관측
| 겉보기 등급 | +5.89 |
| 절대 등급 | -14.11 |
| 거리 | 326,156 ly |
| 별자리 | Sagittarius |
위치
| 적경 | 18h 3.87m |
| 적위 | -24° 21.64′ |
자주 묻는 질문
What type of star is 9 Sgr?
9 Sgr is a Class O — O-type (Blue) star.
How far is 9 Sgr from Earth?
9 Sgr is approximately 326,156.0 light-years from Earth.
Can you see 9 Sgr with the naked eye?
With an apparent magnitude of 5.89, 9 Sgr is visible to the naked eye.
What constellation is 9 Sgr in?
9 Sgr is located in the constellation Sagittarius.