Haydn (crater)

Haydn
MESSENGER image, from second flyby of Mercury in October 2008
Feature typeImpact crater
LocationDiscovery quadrangle, Mercury
Coordinates27°13′S 71°38′W / 27.22°S 71.64°W / -27.22; -71.64
Diameter251 km (156 mi)
EponymJoseph Haydn

Haydn is a crater on Mercury. It has a diameter of 251 kilometers. Its name was adopted by the International Astronomical Union (IAU) in 1976. Haydn is named for the Austrian composer Joseph Haydn, who lived from 1732 to 1809.

Haydn is south of the larger basin Raphael.