APV-F1 i APV-F2 (misje Fobos-1 i Fobos-2)

The PHOBOS mission to Mars, consisting of 2 nearly identical spacecrafts Phobos-1 and Phobos-2, was launched on 7 and 12 July, 1988 respectively. The mission was performed as a cooperation between 14 nations including Sweden, Switzerland, Austria, France, West Germany, Poland and ESA. The objectives were to conduct studies of interplanetary environment, characterize plasma environment in the Martian vicinity, and study the surface composition of the Martian satellite Phobos. Poland provided low frequency plasma analyser.