 MESSENGER image, from second flyby of Mercury in October 2008 | |
| Feature type | Impact crater |
|---|---|
| Location | Discovery quadrangle, Mercury |
| Coordinates | 27°13′S71°38′W / 27.22°S 71.64°W |
| 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.
Another oblique view from MESSENGER with Haydn at right
Raphael crater (top) and Haydn crater (bottom) in approximate color
