mercredi 16 juillet 2008

Taurus 5


Elnath

Beta Tauri

Distance (Light Years)
131.0 ± 4.6

Visual Magnitude
1.65

Color (B-V)
-0.13

Names For This StarThis star is also known as Alnath, or Nath. The name derives from the Arabic name Al Natih, "The Butting One." The name is appropriate to the position of the star at the tip of the western horn of Taurus.
The star is also know as Gamma Aurigae.
Description of the StarElnath is a blue B7III giant about 300 times as luminous as the sun. The spectrum indicates that the star is surrounded by an expanding shell of material expelled from the star.

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