Wikipedia
Forschungsflugkörper
The Forschungsflugkörper ( German for research aircraft) was a sounding rocket manufactured by ERNO from 1972–1974 for the DLR. It was a single stage rocket that consisted of 1xFFK. Germany was the country that developed and tested this spacecraft. It had 3 launches, two of which were failures. It was a fairly small craft with a weight of 300 kg, a length of 4.00 metres, a core diameter of 0.25 metres, and apogee of 120 km.