Acronyms

ECDIS:

NOAA - National Oceanic and Atmospheric Administration

NGA - National Geospatial-Intelligence Agency

DMA - Defense Mapping Agency

RTCM - Technical Commission of Maritime Service

ECDIS - Electronic Chart Display and Information Systems

IMO -International Maritime Organization

CADD - Computer-Aided Design and Drafting

ENC - Electronic Navigations Charts

IHO - Internationl Hydrographic Organization

S-57 - the IHO Transfer Standard of Digital Hydrographic Data

ECS - electronic chart system

Corp's SDS - Copr's Spatial Data Standard

GIS - graphical information system

USCG - United States Coast Guard

DGPS - Differential GPS is a method of increasing the accuracy of positions derived from GPS receivers. With DGPS receivers, position accuracy is improved, going from 30 metres to better than 10 metres.

Topographic Engineering Center

REEGIS - River (Regional) Engineering and Environmental Geospatial Information System

IENCs - Inland Electronic Navigation Charts

SENC - System Electronic Navigation Chart

RECTRC - recommended track

USACE - United States Army Corp of Engineers

VTS - USCG Vessel Traffic Systems

AIS - Automatic Indentification Systems

EO 12906- Executive Order 12906

FGDC - National Hydrography Data Content Standard for Coastal and Inland Waterways

SDTS - Spatial Data Transfer Standards

FIPS - Federal Information Processing Standard