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Publicado el: 2010-02-16
Tiempo de estudio aproximado: 1.25 - 1.50 h
Incluye sonido: yes
Áreas temáticas
Geospatial
Oceanography/Marine/Tsunami
Descripción:
This module describes hydrography pertaining to nautical charting and navigation. It covers how nautical charts are created, who creates them, the products available, and how to find and use them.
Objetivos:
Types of Marine Surveys
- State the key elements of a hydrographic survey
- Identify the key differences between hydrographic surveys and bathymetric, geophysical and oceanographic survey
History
- Describe the history of hydrographic surveying
Data Collection Systems
- Explain the general operating principles, advantages, and limitations of a single beam echosounder
- Explain the general operating principles, advantages, and limitations of a multibeam echosounder.
- Explain the general operating principles, advantages, and limitations of side-scan sonar
- Explain the basic operation of a CTD
- Explain the general operating principles, advantages, and limitations of LIDAR
System Calibration and Corrector Application
- Explain the vessel offset measurement applied to data sets
- Explain offset measurements applied to data collection sensors
- Explain correctors and offsets applied to hydrographic data
Nautical Charts
- List the different types of nautical charts
- List the different information shown on a nautical chart
- Describe Chart No. 1
- Describe Notice to Mariners
- Demonstrate an ability to read and use a navigational chart in typical commercial and military applications
Palabras clave
hydrography, nautical chart, navigation, positioning, sounding, hazards to navigation, GPS, lead line, echosounder, single beam, multibeam, side-scan, sonar, LIDAR, IHO, ENC, DNC, smooth sheet