HIP 21813 (HIP 21813): คุณสมบัติ ระยะทาง และชั้นสเปกตรัม

HIP 21813 is a B-type (Blue-White) star located in the constellation Taurus.

Located approximately 406.7 light-years from Earth, HIP 21813 resides within the broader disk of our Milky Way galaxy.

HIP 21813 is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

HIP 21813 has an apparent magnitude of +8.31, 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 yellow hue, which corresponds to a B-V color index of +0.910.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม	Class B — B-type (Blue-White)
ดัชนีสี (B−V)	0.910

การสังเกต

โชติมาตรปรากฏ	+8.31
โชติมาตรสัมบูรณ์	2.83
ระยะทาง	407 ly
กลุ่มดาว	Taurus

ตำแหน่ง

ไรต์แอสเซนชัน	4^h 41.13^m
เดคลิเนชัน	25° 59.57′

คำถามที่พบบ่อย

What type of star is HIP 21813?

HIP 21813 is a Class B — B-type (Blue-White) star.

How far is HIP 21813 from Earth?

HIP 21813 is approximately 406.7 light-years from Earth.

Can you see HIP 21813 with the naked eye?

With an apparent magnitude of 8.31, HIP 21813 is not visible to the naked eye.

What constellation is HIP 21813 in?

HIP 21813 is located in the constellation Taurus.