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International Long Navigation Course (ILNC)
Online courses / warfare officer

International Long Navigation Course

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Key information

Aim

To qualify officers as navigation specialists prior to appointment to ocean-going vessels of frigate size and above and to act as a Navigation Instructor or Staff Navigation Officer 

Course details

  • Passage planning
  • Visual Pilotage
  • Blind Pilotage and Radar
  • Ship handling
  • Meteorology
  • Relative Velocity
  • Navigation aids, GPS/Echo sounders/Logs/Gyros/Sextants (HSA/VSA and
    Lattice)
  • International Regulations for the Prevention of Collisions at Sea
  • Practical instruction and assessment in a full mission Bridge Simulator conducting visual and blind pilotage by day and night
  • Practical instruction and assessment in a Royal Navy warship (FF/DD/OPV) conducting visual and blind pilotage by day and night working closely with the ships Commanding Officer, Navigator, Officer of the Watch and Bridge Team
  • Electronic Chart Display & Information System (ECDIS)
  • Tides and Time
  • Chartwork
  • Bridge Resource Management
  • Magnetism and Compass Theory
  • Naval Gunfire Support
  • Astro Navigation
  • International Maritime Law
  • CASEX and Submarine Safety
  • Helicopter Operations
  • Communications and Fleetwork (Theory and Practical Naval Manoeuvring)

Requirements

  • Rank of Lieutenant with at least 5 years seagoing bridge experience since gaining the National equivalent of the RN’s Bridge Watchkeeping Certificate; of which at least 1 year must have been spent as the Navigating Officer of a Corvette or larger vessel.
  • A minimum of 2000 hours certified Bridge Watchkeeping experience
  • Eyesight standards are detailed at the front of the chapter

Qualifications gained

Continuous assessment and final examinations to RN standards with pass marks requirement as follows:

  • Rule of the Road 90%
  • Chart work and Fixing 70%
  • Tidal Theory, Tides and Time 70%
  • General Navigation & ship handling 2 parts 70%
  • Astro Navigation 70%
  • Sea Phase 80%
  • IMO/STCW95 ECDIS Certification

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