A French weather microsatellite, also known as CAS (Cooperative Applications
Satellite) and before launch as FR-2. Eole, named after the god of the wind,
interrogated and returned data from over 500 instrumented weather balloons
released from Argentina drifting at heights of 12 km to help study southern-hemisphere
winds, temperatures, and pressures.
||Aug. 16, 1971
||678 × 903 km × 50.2°
AND SPACE PROBES