Background
Chadsey, Harold A. Son of Harold E. and Delores G. Chadsey.
Chadsey, Harold A. Son of Harold E. and Delores G. Chadsey.
Bachelor of Science, Centenary College, 1982. Master of Science, American University, 1995. Doctor of Philosophy, Kennedy-Western University, 2001.
Astronomer United States Naval Observatory, Miami, Florida, 1985—1989, Washington, 1989—2004. Physicist United States Department Navy, since 2004. Global Positioning System timing Precise Time & Time Interval, 1993—2004.
Timing and clock adviser United States Coast Guard, Alexandria, Virginia, 1989—2004. Atomic frequency standards, 1995—2004.
Judge High School science fairs District of Columbia Public Schools, Washington, 1991—2002, Fairfax County Public Schools, since 1998. Mentor High School students Department of the Navy, United States Naval Observatory, 2002. Chairman Fairfax County Public Schools Science Fair Grand Prize Judges, since 2004.
Member of Northern Virginia Radio Control (president 1997), El Karubah Shrine.
Married Carol Ellen Cooper, November 9, 1991.