Asteroid 2926 Caldeira, was discovered on May 22, 1980 by Henri Debehogne at La Silla. It has a period of 3 years, 157 days.
It was named for Brazilian astronomer JFC Caldeira.
Astrologically, Damien Foor derives the meanings to slump, to crater; also, we possibly have, to "nuke," try to, or want to.