HIP 18838 (HIP 18838): คุณสมบัติ ระยะทาง และชั้นสเปกตรัม

HIP 18838 is a B-type (Blue-White) star located in the constellation Perseus.

At a distance of roughly 1,376 light-years, HIP 18838 is a distant star lying deep within the Milky Way galaxy.

HIP 18838 is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

HIP 18838 has an apparent magnitude of +7.91, 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 white hue, which corresponds to a B-V color index of +0.333.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม	Class B — B-type (Blue-White)
ดัชนีสี (B−V)	0.333

การสังเกต

โชติมาตรปรากฏ	+7.91
โชติมาตรสัมบูรณ์	-0.22
ระยะทาง	1,376 ly
กลุ่มดาว	Perseus

ตำแหน่ง

ไรต์แอสเซนชัน	4^h 2.34^m
เดคลิเนชัน	47° 30.40′

คำถามที่พบบ่อย

What type of star is HIP 18838?

HIP 18838 is a Class B — B-type (Blue-White) star.

How far is HIP 18838 from Earth?

HIP 18838 is approximately 1,376.2 light-years from Earth.

Can you see HIP 18838 with the naked eye?

With an apparent magnitude of 7.91, HIP 18838 is not visible to the naked eye.

What constellation is HIP 18838 in?

HIP 18838 is located in the constellation Perseus.