HIP 21644

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HIP 21644 is a A-type (White) star.

Located approximately 232.6 light-years from Earth, HIP 21644 resides within the broader disk of our Milky Way galaxy.

HIP 21644 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.

With an apparent magnitude of +4.99, HIP 21644 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 blue-white hue, which corresponds to a B-V color index of +0.074.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม A Class A — A-type (White)
ดัชนีสี (B−V) 0.074

การสังเกต

โชติมาตรปรากฏ +4.99
โชติมาตรสัมบูรณ์ 0.72
ระยะทาง 233 ly

ตำแหน่ง

ไรต์แอสเซนชัน 4h 38.89m
เดคลิเนชัน -12° 7.39′

Frequently Asked Questions

What type of star is HIP 21644?
HIP 21644 is a Class A — A-type (White) star.
How far is HIP 21644 from Earth?
HIP 21644 is approximately 232.6 light-years from Earth.
Can you see HIP 21644 with the naked eye?
With an apparent magnitude of 4.99, HIP 21644 is visible to the naked eye.