Ras Alhague

Ras Alhague (Bayer designation Alpha Ophiuchus) is the brightest star in the constellation Ophiuchus. Ras Alhague has an apparent magnitude of +2.1, belongs to the spectral classification A5, and is 60 light years distant from Earth.

The name Ras Alhague is from the Arabic Ra's al Hawwa', "the Head of the Serpent-charmer."

Coordinates (equinox 2000)

• Right ascension: 17h 34m 56s
• Declination: +12° 33' 36"

See also: Ras Alhague, 2000, Apparent magnitude, Arabic language, Bayer designation, Constellation, Declination, Equinox, Light year