17 Dra
17 Dra
17 Dra is a B-type (Blue-White) star. It carries the designation 17 Dra.
Located approximately 412.3 light-years from Earth, 17 Dra resides within the broader disk of our Milky Way galaxy.
17 Dra is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.07, 17 Dra 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 -0.027.
물리적 특성
| 분광형 | B Class B — B-type (Blue-White) |
| 색지수 (B−V) | -0.027 |
관측
| 겉보기 등급 | +5.07 |
| 절대 등급 | -0.44 |
| 거리 | 412 ly |
위치
| 적경 | 16h 36.23m |
| 적위 | 52° 55.47′ |
Frequently Asked Questions
What type of star is 17 Dra?
17 Dra is a Class B — B-type (Blue-White) star.
How far is 17 Dra from Earth?
17 Dra is approximately 412.3 light-years from Earth.
Can you see 17 Dra with the naked eye?
With an apparent magnitude of 5.07, 17 Dra is visible to the naked eye.