Canopus 2 was a single stage, sub-orbital sounding rocket that was built by Argentina.
[1] Canopus 1 was also used as the first stage of the Rigel sounding rocket between 1969 and 1973.
[1] Another launch happened in 1971 from CELPA Chamical.
The vehicle had a length of 4 metres and launch mass of 300 kilograms.
It was capable of lifting a 50 kg payload to an altitude of 100 km,[4] and on some flights had an apogee of 150 kilometres.