HIP 99431 (HIP 99431): คุณสมบัติ ระยะทาง และชั้นสเปกตรัม

HIP 99431 is a B-type (Blue-White) star located in the constellation Cygnus.

At a distance of roughly 1,977 light-years, HIP 99431 is a distant star lying deep within the Milky Way galaxy.

HIP 99431 is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

HIP 99431 has an apparent magnitude of +6.96, 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 hue, which corresponds to a B-V color index of -0.104.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม	Class B — B-type (Blue-White)
ดัชนีสี (B−V)	-0.104

การสังเกต

โชติมาตรปรากฏ	+6.96
โชติมาตรสัมบูรณ์	-1.95
ระยะทาง	1,977 ly
กลุ่มดาว	Cygnus

ตำแหน่ง

ไรต์แอสเซนชัน	20^h 10.91^m
เดคลิเนชัน	30° 47.38′

คำถามที่พบบ่อย

What type of star is HIP 99431?

HIP 99431 is a Class B — B-type (Blue-White) star.

How far is HIP 99431 from Earth?

HIP 99431 is approximately 1,976.7 light-years from Earth.

Can you see HIP 99431 with the naked eye?

With an apparent magnitude of 6.96, HIP 99431 is not visible to the naked eye.

What constellation is HIP 99431 in?

HIP 99431 is located in the constellation Cygnus.