14h 37min, sep 9, 1975 y - Viking 2
Successful orbiter & lander (NASA)
The Viking 2 lander touched down in the Utopia Planitia, on the opposite side of the planet and almost 1,500 kilometers closer to the north pole than Viking 1 at 47.27°N, 225.99°W.
Added to timeline:
the videos are in the parts of Mars Exploration Rover Spirit...