ดาวเวกา

3Alp Lyr

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ดาวเวกา is a A-type (White) star located in the constellation Lyra. It carries the designation 3Alp Lyr.

ดาวเวกา lies approximately 25.0 light-years from Earth, placing it within the Sun's local stellar neighborhood. This relatively short cosmic distance means the light reaching us today departed the star only about 25 years ago.

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

ดาวเวกา has an apparent magnitude of +0.03, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its blue hue, which corresponds to a B-V color index of -0.001.

คุณสมบัติทางกายภาพ

ประเภทสเปกตรัม A Class A — A-type (White)
ดัชนีสี (B−V) -0.001

การสังเกต

โชติมาตรปรากฏ +0.03
โชติมาตรสัมบูรณ์ 0.60
ระยะทาง 25.0 ly
กลุ่มดาว Lyra

ตำแหน่ง

ไรต์แอสเซนชัน 18h 36.94m
เดคลิเนชัน 38° 47.02′

Related Chemistry

Explore the chemical elements connected to ดาวเวกา on our sister site ChemFYI.

C…
Hydrogen (H)

Vega's A0 classification means peak hydrogen absorption lines

 C…
Helium (He)

Helium lines appear weakly in A0 spectra

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Frequently Asked Questions

What type of star is ดาวเวกา?
ดาวเวกา is a Class A — A-type (White) star.
How far is ดาวเวกา from Earth?
ดาวเวกา is approximately 25.0 light-years from Earth.
Can you see ดาวเวกา with the naked eye?
With an apparent magnitude of 0.03, ดาวเวกา is visible to the naked eye.
What constellation is ดาวเวกา in?
ดาวเวกา is located in the constellation Lyra.