Celestial Navigation/Oceans OICNW (OP LEVEL) MASTER 500/1600GT (MGMT LEVEL)

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QUALMI-114: OICNW (Operational Level) & Master 500/1600GT (Management Level) Celestial Navigation/Oceans

COURSE LENGTH: 92 HOURS (13 DAYS) + 1.5 DAYS AESSESMENT / EXAMINATION

U.S. Coast Guard Course Approvals: 

Any applicant who successfully completes the Celestial Navigation (QUALMI-114) course and presents the certificate of training to the Coast Guard within one year from the completion of training will: Satisfy ALL the celestial navigation examination requirements of 46 CFR 10.233(d) and 11.401(d) for an increase in scope from Near Coastal to Oceans endorsement for one of the following: to any deck officer credential up to Master or Mate of Not More Than 500/1600 Gross Tons, OR to a credential as Master or Mate of Offshore Supply Vessels, OR, to a credential as Master or Mate of Uninspected Fishing Industry vessels; OR, The Celestial Navigation training requirements of Table A-II/1 of the STCW Code, As Amended 2010,  for certification as Officer in Charge of a Navigational Watch (OICNW) on vessels of 500 or more gross tonnage (ITC); (For original Mate 500/1600GRT/3rd Mate AGT and upgrade to 3rd Mate AGT)   Completion of this Celestial Navigation Course is accepted as equivalent for all of the OICNW Celestial Navigation assessment “Control Sheets” from the National Assessment Guidelines for Table A-II/1 of the STCW Code, As Amended 2010:

Control Sheet# Task  Assessment Method:
OICNW-1-1A Adjust a sextant: Remove Perpendicularity; Side Error; Parallelism; and Collimation Error. Practical demonstration
OICNW-1-1B Measure the altitude of the Sun and accurately record the time of the observation. Practical demonstration
OICNW-1-1C* Measure the altitude of any combination of three stars, planets and/or moon and accurately record the time of the observations. Practical demonstration
OICNW-1-1D Measure the altitude of the Sun at meridian passage (local apparent noon) and accurately record the time of the observation. Practical demonstration
OICNW-1-1E Celestial running fix: Plot at least 3 celestial lines of position (LOPs), advance them to a common time and determine the position. Examination problem
OICNW-1-1F Star fix: Plot at least 3 celestial lines of position (LOPs), advance them to a common time and determine the position. Examination Problem

 

The Practical demonstration period for OICNW-1-1C is conducted during a time frame outside of the normal course schedule hours at either morning or evening twilight (star time), times are at the instructor/assessor discretion. Those that complete this course need not present completed “Control Sheets” for these assessments in application for STCW certification.   

Course Description:

This course of instruction is designed to provide to the student a training experience that combines formal classroom instruction with hands-on practical application. The following course topics are presented and assessed as part of this training course:

  • Celestial Navigation (Theory); Time; The horizon system of coordinates; Measuring altitude & solving for Ho (observed altitude) and the marine sextant; Celestial equator system and time diagrams; The altitude “’a’” Intercept method; The Nautical Almanac; Sight reduction and the complete sight form; Celestial LOPs and fix position plotting; Latitude by Polaris and Sun at LAN; Gyro compass error by azimuth and amplitude of the sun; Sunrise, sunset and moonrise, moonset; and Identification of celestial bodies.

Additionally, the following ocean voyaging and the Sailings methods/procedures and general navigation subjects are presented and assessed:

  • Estimated Time of Arrival (ETA); Mercator Sailing; Middle Latitude Sailing; and Parallel Sailing

Navigation and Deck General-Oceans Topics:

  • Voyage Planning; Great Circle Sailing; IALA Buoyage and Buoyage Systems; and International Navigation Publications

Examination and assessment:

  1. Celestial Navigation Theory examination section. Passing score is 20 of 25 questions answered correctly for a score of 80 percent.
  2. The student is given empirical data for various celestial navigation and sailings problems. Correctly answer 18 out of 20 examination questions with a minimum passing score of 90 %
  3. Navigation and Deck General – Oceans Module. 20 questions/problems. Passing score is 14 of the 20 questions/problems answered correctly for a score of 70%.
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