CELPA (El Chamical) (Centro de Experimentación y Lanzamiento de Proyectiles Autopropulsados) was a rocket launch site in Argentina, near El Chamical, in the La Rioja Province. The launch site was in service between 1963 and 1973 and was mainly used for launching rockets of the types Centaure, Judi Dart, Orion, Rigel and Boosted Dart.