QUESTION:
How far the Pathfinder rover travel on the Martian surface? (distance from
lander)

ANSWER from David Mittman on November 7, 1997:
The Mars Pathfinder rover, named Sojourner, traveled over 100 meters over
the Martian terrain around the lander. It never strayed more than 12 meters
or so from the lander.

David Mittman