HIP 21639 (HIP 21639): คุณสมบัติ ระยะทาง และชั้นสเปกตรัม

HIP 21639 is a F-type (Yellow-White) star located in the constellation Taurus.

Located approximately 426.9 light-years from Earth, HIP 21639 resides within the broader disk of our Milky Way galaxy.

HIP 21639 is classified as a spectral class F star (F-type (Yellow-White)) on the Harvard spectral classification system.

HIP 21639 has an apparent magnitude of +9.89, 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 +0.480.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม	F Class F — F-type (Yellow-White)
ดัชนีสี (B−V)	0.480

การสังเกต

โชติมาตรปรากฏ	+9.89
โชติมาตรสัมบูรณ์	4.30
ระยะทาง	427 ly
กลุ่มดาว	Taurus

ตำแหน่ง

ไรต์แอสเซนชัน	4^h 38.87^m
เดคลิเนชัน	20° 46.84′

Frequently Asked Questions

What type of star is HIP 21639?

HIP 21639 is a Class F — F-type (Yellow-White) star.

How far is HIP 21639 from Earth?

HIP 21639 is approximately 426.9 light-years from Earth.

Can you see HIP 21639 with the naked eye?

With an apparent magnitude of 9.89, HIP 21639 is not visible to the naked eye.

What constellation is HIP 21639 in?

HIP 21639 is located in the constellation Taurus.