Key to Surface Features

Hi-Res JPEG (479 KB)
This ITS composite image of Tempel 1 has several examples of different features marked. These represent the nomenclature used by the Deep Impact science team for discussing features.
- linear outcrops
- intermediate roughness pitted surface
- pitted and rough surface
- isolated, rimless depressions
- rim remnants
- close-packed depressions
- large arcuate depressions
- stripped surface
- smooth units
- exposures of ice
CREDIT: NASA/UM/Cornell/Peter Thomas