SI-1 Fundamental Data Record Release 1 - Meteor - Polar

Release 1 of Fundamental Data Record (FDR) of measurements taken by the  Spectrometer/Interferometer (SI)-1, developed by the Academy of Sciences of the German Democratic Republic, which flew on polar orbiting satellites Meteor-28 (also known as Meteor-P3) and Meteor-29 (also known as Meteor-P4) operated by the Soviet Union in the late seventies. The SI-1 FDR Release 1 covers the period July and September 1977 for Meteor-P2 and January and June 1979 for Meteor-P3.