S-160 is the name of a single stage Japanese sounding rocket. For a topic outline on this subject see List of basic Japan topics. A sounding rocket, sometimes called a research rocket, is an instrument-carrying Rocket designed to take measurements and perform scientific experiments during The S-160 has a maximum flight altitude of 80 kilometres, a launch mass of 100 kg, a diameter of 160 mm and a length of 4 metres. It was launched 13 times between 1965 and 1972. Year 1965 ( MCMLXV) was a Common year starting on Friday (link will display full calendar of the 1965 Gregorian calendar. Year 1972 ( MCMLXXII) was a Leap year starting on Saturday (link will display full calendar of the Gregorian calendar.