Tom Stafford is an astronomer who has discovered a number of asteroids since 1997,[1] including 12061 Alena,[2] 12533 Edmond,[3] 13436 Enid,[4] 13688 Oklahoma[5] and 15904 Halstead[6] at Zeno Observatory (observatory code 727) in Edmond, Oklahoma. He is the son of Joseph W. Stafford and Alena Ruth Robbins, both now deceased, and has a sister, Susan Halstead.[7]