Maritime English
Maneuvering

What is Drift Angle Alarm?

Drift Angle Alarm Navigation sensor alert triggered when vessel’s leeway or sideslip exceeds predefined safe threshold relative to track.

Source: IMO SMCP, STCW Convention, SOLAS, COLREG

How is “Drift Angle Alarm” Used in Practice?

ECDIS: Drift angle alarm active, vessel leeway eight degrees to port, exceeding set limit of five degrees; adjust course immediately.

Certification Exam Relevance

STCWMarlins TestISF WatchkeeperGMDSS

Who Needs to Know This Term?

  • Deck Officers
  • Engine Officers
  • Masters

Related Maritime English Terms

Waypoint Sequencing AlarmWater Depth AlarmSideslip Angle MonitoringSternway Speed Alarm

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Frequently Asked Questions

What is Drift Angle Alarm?

Navigation sensor alert triggered when vessel’s leeway or sideslip exceeds predefined safe threshold relative to track.

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