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Feb 21, 2023 · A service number is a unique identification number assigned to members of the United States Armed Forces. It is used to track personnel records, such as enlistment, training, promotions, and disciplinary actions.
Nov 4, 2020 · In a few years the key datum of the last 30 years, the North American Vertical Datum of 1988 — the datum used by federal agencies such as the Federal Emergency Management Agency and the U.S. Army Corps of Engineers — will be replaced by a new, satellite-based system.
Service numbers were used by the United States Department of Defense as the primary means of service member identification from 1918 until 1974 (and before 1947 by the U.S. Army and U.S. Navy).
Service NumberArmy EnlistedArmy OfficerNavy Enlisted1–100World War I enlisted personnelWorld War I officersNot issued101–500World War I enlisted personnelWorld War I officersNot issued501–1000World War I enlisted personnelWorld War I officersNot issued1001–2000World War I enlisted personnelWorld War I officersNot issuedFeb 25, 2020 · Service numbers and social security numbers are used at National Personnel Records Center (Military Personnel Records) as part of the identifiers used to store and locate records. Social Security Number (SSN). Always include the veteran's social security number on a request.
What is the National Geodetic Vertical Datum of 1929 (NGVD 29)? Originally called the Sea Level Datum of 1929, it was created for vertical control surveying in the United States. This datum was used to measure elevation above (altitude) and depression below (depth) mean sea level.
NAVD 88 is the abbreviation for the North American Vertical Datum of 1988. NAVD 88 is one of five current National Geodetic Datums, which are coordinate systems that act as standard reference lines to measure points on the earth’s surface in the region that they apply.
People also ask
Is NGVD 29 the same as NAVD 88?
Why was the sea level datum of 1929 renamed NGVD 29?
How do I know if a data collection site is NGVD 29?
Why is NAVD 88 more accurate than NVD 29?
Originally known as Sea Level Datum of 1929, NGVD 29 was determined and published by the United States Coast and Geodetic Survey and used to measure the elevation of a point above and depression below mean sea level (MSL).
