HIP 89981
HIP 89981 is a M-type (Red) star.
Located approximately 648.4 light-years from Earth, HIP 89981 resides within the broader disk of our Milky Way galaxy.
HIP 89981 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
With an apparent magnitude of +5.02, HIP 89981 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 red hue, which corresponds to a B-V color index of +1.619.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | M Class M — M-type (Red) |
| ดัชนีสี (B−V) | 1.619 |
การสังเกต
| โชติมาตรปรากฏ | +5.02 |
| โชติมาตรสัมบูรณ์ | -1.47 |
| ระยะทาง | 648 ly |
ตำแหน่ง
| ไรต์แอสเซนชัน | 18h 21.54m |
| เดคลิเนชัน | 49° 7.30′ |
Frequently Asked Questions
What type of star is HIP 89981?
HIP 89981 is a Class M — M-type (Red) star.
How far is HIP 89981 from Earth?
HIP 89981 is approximately 648.4 light-years from Earth.
Can you see HIP 89981 with the naked eye?
With an apparent magnitude of 5.02, HIP 89981 is visible to the naked eye.