49Sig Oph
49Sig Oph
49Sig Oph is a K-type (Orange) star. It carries the designation 49Sig Oph.
Located approximately 901.0 light-years from Earth, 49Sig Oph resides within the broader disk of our Milky Way galaxy.
49Sig Oph is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
With an apparent magnitude of +4.34, 49Sig Oph 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 red hue, which corresponds to a B-V color index of +1.480.
물리적 특성
| 분광형 | Class K — K-type (Orange) |
| 색지수 (B−V) | 1.480 |
관측
| 겉보기 등급 | +4.34 |
| 절대 등급 | -2.87 |
| 거리 | 901 ly |
위치
| 적경 | 17h 26.51m |
| 적위 | 4° 8.42′ |
자주 묻는 질문
What type of star is 49Sig Oph?
49Sig Oph is a Class K — K-type (Orange) star.
How far is 49Sig Oph from Earth?
49Sig Oph is approximately 901.0 light-years from Earth.
Can you see 49Sig Oph with the naked eye?
With an apparent magnitude of 4.34, 49Sig Oph is visible to the naked eye.