HIP 21884

HIP 21884 is a M-type (Red) star.

Located approximately 97.4 light-years from Earth, HIP 21884 resides within the broader disk of our Milky Way galaxy.

HIP 21884 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.

At an apparent magnitude of +11.37, HIP 21884 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 +1.430.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม Class M — M-type (Red)
ดัชนีสี (B−V) 1.430

การสังเกต

โชติมาตรปรากฏ +11.37
โชติมาตรสัมบูรณ์ 9.00
ระยะทาง 97.4 ly

ตำแหน่ง

ไรต์แอสเซนชัน 4h 42.27m
เดคลิเนชัน 57° 42.45′

คำถามที่พบบ่อย

What type of star is HIP 21884?
HIP 21884 is a Class M — M-type (Red) star.
How far is HIP 21884 from Earth?
HIP 21884 is approximately 97.4 light-years from Earth.
Can you see HIP 21884 with the naked eye?
With an apparent magnitude of 11.37, HIP 21884 is not visible to the naked eye.