Given a question and a context passage, generate the answer having the word or phrase from the context passage. Here, the answer should be a shortest continous span from the passage.

Context: 1423 Jose is a stony asteroid from the asteroid belt that was discovered by J. Hunaerts at the Royal Observatory in Uccle, Belgium on 28 August 1936.
Question: At which time was 1423 Jose discovered?
28 august 1936