0000891618-02-003127 424B3 1 20020705 CALPINE CORP 0000916457 4911 770212977 DE 1231 424B3 33 333-85654 02697011 50 WEST SAN FERNANDO ST SAN JOSE CA 95113 4089955115 50 W SAN FERNANDO SUITE 500 SAN JOSE CA 95113 424B3 1 f82792b3e424b3.txt PROSPECTUS SUPPLEMENT FILE PURSUANT TO RULE 424B3