HIP 20287 (HIP 20287): คุณสมบัติ ระยะทาง และชั้นสเปกตรัม

HIP 20287 is a A-type (White) star located in the constellation Perseus.

Located approximately 433.7 light-years from Earth, HIP 20287 resides within the broader disk of our Milky Way galaxy.

HIP 20287 is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.

HIP 20287 has an apparent magnitude of +7.67, 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 blue-white hue, which corresponds to a B-V color index of +0.110.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม	A Class A — A-type (White)
ดัชนีสี (B−V)	0.110

การสังเกต

โชติมาตรปรากฏ	+7.67
โชติมาตรสัมบูรณ์	2.05
ระยะทาง	434 ly
กลุ่มดาว	Perseus

ตำแหน่ง

ไรต์แอสเซนชัน	4^h 20.89^m
เดคลิเนชัน	45° 27.86′

Frequently Asked Questions

What type of star is HIP 20287?

HIP 20287 is a Class A — A-type (White) star.

How far is HIP 20287 from Earth?

HIP 20287 is approximately 433.7 light-years from Earth.

Can you see HIP 20287 with the naked eye?

With an apparent magnitude of 7.67, HIP 20287 is not visible to the naked eye.

What constellation is HIP 20287 in?

HIP 20287 is located in the constellation Perseus.