You are here: Home USNO About Us CAPT Marc Eckardt, USN, Superintendent, USNO
The USNO websites,,,,,, and are undergoing modernization efforts. The expected completion of the work and the estimated return of service is Fall 2020, subject to change due to potential impacts of COVID-19.

CAPT Marc Eckardt, USN, Superintendent, USNO


CAPT Marc Eckardt, a native of Cambridge, Md., is the 55th Superintendent of the United States Naval Observatory. He received a bachelor of science in oceanography from the United States Naval Academy, a master’s degree in physical oceanography and meteorology from the Naval Postgraduate School, and is also a graduate of the Joint Forces Staff College.

CAPT Eckardt’s sea tours include USS Hue City (CG 66) where he qualified as a Surface Warfare Officer, and USS Abraham Lincoln (CVN 72), where he spent almost a year deployed as a Naval Oceanographer in support of Operations Enduring Freedom, Southern Watch, and Iraqi Freedom.

Ashore, CAPT Eckardt commanded Naval Ocean Processing Facility, Whidbey Island, Wash., where he was designated an Integrated Undersea Surveillance specialist and Information Dominance Corps Warfare Officer. Other shore tours include Fleet Numerical Meteorology and Oceanography Center, and METOC Staff Liaison for Naval Surface Forces and Naval Air Forces, then acting executive officer at the Naval Meteorology and Oceanography Center, San Diego, Calif.

CAPT Eckardt also served as assistant oceanography community detailer, placement officer and community manager at Naval Personnel Command in Millington, Tenn., and as the senior meteorology and oceanography officer at United States Strategic Command, where he qualified as a Flight Meteorologist aboard the Airborne Command Post.

CAPT Eckardt was originally assigned to the staff of Commander, Naval Meteorology and Oceanography Command at Stennis Space Center, Miss., as deputy Hydrographer of the Navy and assistant chief of staff for Strategy, Plans, Policy, and International Engagements (N5). He assumed the role of Chief of Staff in August 2014.

His personal awards include Carrier Group Two Shiphandler of the Year award (1995) Commander, Naval Air Force Pacific’s Navy and Marine Corps Association Leadership Award (2003), and various other personal and unit awards.

USNO Master Clock Time
Javascript must be Enabled