HIP 12781
HIP 12781 is a M-type (Red) star.
HIP 12781 lies approximately 24.5 light-years from Earth, placing it within the Sun's local stellar neighborhood. This relatively short cosmic distance means the light reaching us today departed the star only about 24 years ago.
HIP 12781 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
At an apparent magnitude of +10.55, HIP 12781 is a faint star that requires a telescope to observe. It is invisible to the naked eye and too dim for most binoculars. Observers will note its red hue, which corresponds to a B-V color index of +1.530.
คุณสมบัติทางกายภาพ
| ประเภทสเปกตรัม | Class M — M-type (Red) |
| ดัชนีสี (B−V) | 1.530 |
การสังเกต
| โชติมาตรปรากฏ | +10.55 |
| โชติมาตรสัมบูรณ์ | 11.17 |
| ระยะทาง | 24.5 ly |
ตำแหน่ง
| ไรต์แอสเซนชัน | 2h 44.26m |
| เดคลิเนชัน | 25° 31.40′ |
คำถามที่พบบ่อย
What type of star is HIP 12781?
HIP 12781 is a Class M — M-type (Red) star.
How far is HIP 12781 from Earth?
HIP 12781 is approximately 24.5 light-years from Earth.
Can you see HIP 12781 with the naked eye?
With an apparent magnitude of 10.55, HIP 12781 is not visible to the naked eye.