Helmholtz (lunar crater)
Lunar Orbiter 4 image | |
| Coordinates | 68°06′S 64°06′E / 68.1°S 64.1°E |
|---|---|
| Diameter | 110.16 km |
| Colongitude | 300° at sunrise |
| Eponym | Hermann von Helmholtz |
Helmholtz is a lunar impact crater, approximately 110 kilometers in diameter, that is located near the south-southeast limb of the Moon. Attached to the south-southeast rim of Helmholtz is the somewhat smaller crater Neumayer. The larger crater Boussingault is nearly attached to the west-southwestern rim. The crater is named after German physicist and physician Hermann von Helmholtz