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OICNW-3-3C

Operational Settings - Display/change CPA/TCPA limits

Function: Navigation at the operational level

Competence Knowledge, Understanding & Proficiency Task

Use of ECDIS to maintain the safety of navigation

A4.2 Proficiency in operation, interpretation, and analysis of information obtained from ECDIS, including:

  1. use of functions that are integrated with other navigation systems in various installations, including proper functioning and adjustment to desired settings
  2. safe monitoring and adjustment of information, including own position, sea area display, mode and orientation, chart data displayed, route monitoring, user-created information layers, contacts (when interfaced with AIS and/or radar tracking) and radar overlay functions (when interfaced)
  3. confirmation of vessel position by alternative means
  4. efficient use of settings to ensure conformance to operational procedures, including alarm parameters for anti-grounding, proximity to contacts and special areas, completeness of chart data and chart update status, and backup arrangements
  5. adjustment of settings and values to suit the present conditions
  6. situational awareness while using ECDIS including safe water and proximity of hazards, set and drift, chart data and scale selection, suitability of route, contact detection and management, and integrity of sensors

Operational Settings - Display/change CPA/TCPA limits

Assessed in: MT-3224 Electronic Chart Display & Information System

Condition

On an operational ECDIS that meet the standards of IMO resolution MCS.232(82) 5 Dec 2006 revised performance standards for Electronic Chart Display and Information Systems (ECDIS) or an ECDIS simulator that meets applicable national and international performance standards for ECDIS.

Behavior

Display CPA/TCPA limits on the ECDIS unit. Change the CPA/TCPA limits based on navigational situation.

Standard

Display CPA/TCPA target controls and change CPA/TCPA to a limit specified by instructor within 45 seconds.