January 7th 1536 and January 1536
Ferdinand died at Madrigalejo in Estremadura on the 23rd of January 1516.
Yes, Catherine of Aragon did die of cancer. However, she was very sick before also and her husband (King Henry VIII) kept her in very bad conditions.
Eleanor of Aragon died on August 13, 1382 at the age of 24.
Catherine of Aragon died on January 7, 1536 at the age of 50.