4The CrB
4The CrB
4The CrB is a B-type (Blue-White) star. It carries the designation 4The CrB.
Located approximately 375.3 light-years from Earth, 4The CrB resides within the broader disk of our Milky Way galaxy.
4The CrB is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.14, 4The CrB 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 -0.127.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | B Class B — B-type (Blue-White) |
| ดัชนีสี (B−V) | -0.127 |
การสังเกต
| โชติมาตรปรากฏ | +4.14 |
| โชติมาตรสัมบูรณ์ | -1.16 |
| ระยะทาง | 375 ly |
ตำแหน่ง
| ไรต์แอสเซนชัน | 15h 32.93m |
| เดคลิเนชัน | 31° 21.55′ |
Frequently Asked Questions
What type of star is 4The CrB?
4The CrB is a Class B — B-type (Blue-White) star.
How far is 4The CrB from Earth?
4The CrB is approximately 375.3 light-years from Earth.
Can you see 4The CrB with the naked eye?
With an apparent magnitude of 4.14, 4The CrB is visible to the naked eye.