ALTAIR (BI-03) class
Country of Origin: Mexico
The ALTAIR and ANTARES are the former ROBERT D. CONRAD-class oceanographic research vessels that were transferred from the U.S. to Mexico. PROPULSION: The ALTAIR class is fitted with a diesel-electric drive featuring two Caterpillar D-378 diesels mounted to generators along with a 620-hp gas turbine auxiliary generator. The auxiliary generator is used for low noise operations. Two 1,000-hp electric motors drive the single shaft.