HIP 99821
HIP 99821 is a B-type (Blue-White) star located in the constellation Cygnus.
At a distance of roughly 1,896 light-years, HIP 99821 is a distant star lying deep within the Milky Way galaxy.
HIP 99821 is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
HIP 99821 has an apparent magnitude of +8.01, placing it beyond naked-eye visibility. A good pair of binoculars or a small telescope is required to observe this star. Observers will note its blue-white hue, which corresponds to a B-V color index of +0.002.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | Class B — B-type (Blue-White) |
| ดัชนีสี (B−V) | 0.002 |
การสังเกต
| โชติมาตรปรากฏ | +8.01 |
| โชติมาตรสัมบูรณ์ | -0.81 |
| ระยะทาง | 1,896 ly |
| กลุ่มดาว | Cygnus |
ตำแหน่ง
| ไรต์แอสเซนชัน | 20h 15.21m |
| เดคลิเนชัน | 38° 36.53′ |
คำถามที่พบบ่อย
What type of star is HIP 99821?
HIP 99821 is a Class B — B-type (Blue-White) star.
How far is HIP 99821 from Earth?
HIP 99821 is approximately 1,896.3 light-years from Earth.
Can you see HIP 99821 with the naked eye?
With an apparent magnitude of 8.01, HIP 99821 is not visible to the naked eye.
What constellation is HIP 99821 in?
HIP 99821 is located in the constellation Cygnus.