 MESSENGER image, from second flyby of Mercury in October 2008 | |
| Planet | Mercury |
|---|---|
| Coordinates | 27°18′S 71°36′W / 27.3°S 71.6°W |
| Quadrangle | Discovery |
| Diameter | 251 km (156 mi) |
| Eponym | Joseph Haydn |
Haydn is a crater on Mercury. It has a diameter of 251 kilometers.[1] 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.[2]
Haydn is south of the larger basin Raphael.
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Another oblique view from MESSENGER with Haydn at right -
Raphael crater (top) and Haydn crater (bottom) in approximate color
