bn:01146754n
Noun Concept
Categories: Star types, Am stars
EN
Am star  Am stars  Delta Delphini star  metal lines  metallic-line star
EN
An Am star or metallic-line star is a type of chemically peculiar star of spectral type A whose spectrum has strong and often variable absorption lines of metals such as zinc, strontium, zirconium, and barium, and deficiencies of others, such as calcium and scandium. Wikipedia
Definitions
Relations
Sources
EN
An Am star or metallic-line star is a type of chemically peculiar star of spectral type A whose spectrum has strong and often variable absorption lines of metals such as zinc, strontium, zirconium, and barium, and deficiencies of others, such as calcium and scandium. Wikipedia
A class of chemically-peculiar stars Wikipedia Disambiguation
Star Wikidata