The smooth plains unit has a lower density of small craters than does intermediate plains material and a somewhat hummocky surface with scattered small hills and knobs.
2.
The location is situated at above sea level and includes a hummocky surface, with gentle slopes of 4-5 % incline and a limited drainage capability.
3.
The relief here appears to be higher than elsewhere in the map area, and the occurrence of dense arrays of fresh secondary craters produces a coarsely textured, hummocky surface at a scale of about 10 20 km.