7 Tri
7 Tri
7 Tri is a A-type (White) star. It carries the designation 7 Tri.
Located approximately 280.7 light-years from Earth, 7 Tri resides within the broader disk of our Milky Way galaxy.
7 Tri is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.25, 7 Tri 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 hue, which corresponds to a B-V color index of -0.004.
물리적 특성
| 분광형 | Class A — A-type (White) |
| 색지수 (B−V) | -0.004 |
관측
| 겉보기 등급 | +5.25 |
| 절대 등급 | 0.58 |
| 거리 | 281 ly |
위치
| 적경 | 2h 15.94m |
| 적위 | 33° 21.53′ |
자주 묻는 질문
What type of star is 7 Tri?
7 Tri is a Class A — A-type (White) star.
How far is 7 Tri from Earth?
7 Tri is approximately 280.7 light-years from Earth.
Can you see 7 Tri with the naked eye?
With an apparent magnitude of 5.25, 7 Tri is visible to the naked eye.