HIP 18721 (HIP 18721): คุณสมบัติ ระยะทาง และชั้นสเปกตรัม

HIP 18721 is a F-type (Yellow-White) star located in the constellation Taurus.

Located approximately 458.1 light-years from Earth, HIP 18721 resides within the broader disk of our Milky Way galaxy.

HIP 18721 is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.

HIP 18721 has an apparent magnitude of +9.39, 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 +0.487.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม	Class F — F-type (Yellow-White)
ดัชนีสี (B−V)	0.487

การสังเกต

โชติมาตรปรากฏ	+9.39
โชติมาตรสัมบูรณ์	3.65
ระยะทาง	458 ly
กลุ่มดาว	Taurus

ตำแหน่ง

ไรต์แอสเซนชัน	4^h 0.67^m
เดคลิเนชัน	20° 18.20′

คำถามที่พบบ่อย

What type of star is HIP 18721?

HIP 18721 is a Class F — F-type (Yellow-White) star.

How far is HIP 18721 from Earth?

HIP 18721 is approximately 458.1 light-years from Earth.

Can you see HIP 18721 with the naked eye?

With an apparent magnitude of 9.39, HIP 18721 is not visible to the naked eye.

What constellation is HIP 18721 in?

HIP 18721 is located in the constellation Taurus.