PEHUENSAT 1 (PO-63), also known as Peheunsat-OSCAR-63, is a technology demonstration satellite launched by Argentina on January 10, 2007. The spacecraft was built by COMAH/AMLU and owned by AMLU. It was configured as a box bolted onto the PSLV dual launch structure with dimensions of 0.1 meters in length, 0.4 meters in diameter, and a span of 0.4 meters. PEHUENSAT 1 had a dry mass of 6 kilograms and was launched using a PSLV from SRILR's FLP pad. The satellite is powered by solar cells and batteries and has an RCS (reflective cross section) value of 2.598. Its purpose and mission focus on technology demonstration.