ocr: - . - - 19 9 ) on Mars 4 and 5 (cont.) ENI ROUTE FORI MARS Mars 5 was placed in Mars orbit on February 12, 1974. Between February 17 and 26, the probe obtained 108 images, including 60 from a wide-angle camera having aresolution of 1 kilometer and equipped with four color filters (blue, green, yellow, and orange). Another camera with a normal lens and a resolution of 100 meters, took 48 photos (three of these had a definition of 2000 lines). Ina addition, at certain points in the Martian atmosphere, the probe's infrared photometer detected as much as 100 microns of precipitable water, while th ...