HIP 81257
HIP 81257 is a K-type (Orange) star located in the constellation Hercules.
At a distance of roughly 1,599 light-years, HIP 81257 is a distant star lying deep within the Milky Way galaxy.
HIP 81257 is classified as a spectral class K star (K-type (Orange)) on the Harvard spectral classification system.
HIP 81257 has an apparent magnitude of +9.39, 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 red hue, which corresponds to a B-V color index of +1.409.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | Class K — K-type (Orange) |
| ดัชนีสี (B−V) | 1.409 |
การสังเกต
| โชติมาตรปรากฏ | +9.39 |
| โชติมาตรสัมบูรณ์ | 0.94 |
| ระยะทาง | 1,599 ly |
| กลุ่มดาว | Hercules |
ตำแหน่ง
| ไรต์แอสเซนชัน | 16h 35.82m |
| เดคลิเนชัน | 40° 47.33′ |
คำถามที่พบบ่อย
What type of star is HIP 81257?
HIP 81257 is a Class K — K-type (Orange) star.
How far is HIP 81257 from Earth?
HIP 81257 is approximately 1,598.8 light-years from Earth.
Can you see HIP 81257 with the naked eye?
With an apparent magnitude of 9.39, HIP 81257 is not visible to the naked eye.
What constellation is HIP 81257 in?
HIP 81257 is located in the constellation Hercules.