HIP 90639 (HIP 90639): คุณสมบัติ ระยะทาง และชั้นสเปกตรัม

HIP 90639 is a B-type (Blue-White) star located in the constellation Sagittarius.

Located approximately 726.4 light-years from Earth, HIP 90639 resides within the broader disk of our Milky Way galaxy.

HIP 90639 is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

HIP 90639 has an apparent magnitude of +7.04, 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 -0.038.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม	B Class B — B-type (Blue-White)
ดัชนีสี (B−V)	-0.038

การสังเกต

โชติมาตรปรากฏ	+7.04
โชติมาตรสัมบูรณ์	0.30
ระยะทาง	726 ly
กลุ่มดาว	Sagittarius

ตำแหน่ง

ไรต์แอสเซนชัน	18^h 29.63^m
เดคลิเนชัน	-33° 56.04′

Frequently Asked Questions

What type of star is HIP 90639?

HIP 90639 is a Class B — B-type (Blue-White) star.

How far is HIP 90639 from Earth?

HIP 90639 is approximately 726.4 light-years from Earth.

Can you see HIP 90639 with the naked eye?

With an apparent magnitude of 7.04, HIP 90639 is not visible to the naked eye.

What constellation is HIP 90639 in?

HIP 90639 is located in the constellation Sagittarius.