Terrestrial Navigation

Published: October 2017

By Philip M. Smith

Terrestrial Navigation: A Primer for Deck Officers and Officer of the Watch Exams prepares the reader for the Officer of the Watch and Master/Mate certificates required by all officers on commercial seagoing vessels. Revision and self-test guide to all navigation-related elements contained within the Officer of the Watch exams are included. Top tips are highlighted throughout the book. The case studies and checklists have been designed to add context and aid recall.

From basic trigonometry and plane sailings plotting, right through to practice questions with answers, and mock exam papers, this book will provide you with all the reference material you need to pass your exams.

Table of Contents

List of Figures & Tables

About the author

Preface

Acknowledgements

Disclaimer

Chapter 1. UNITS & TERMINOLOGY.

1.1 Latitude.

1.2 Longitude.

1.3 Terrestrial Positions

1.4 Nautical Mile

1.5 Departure.

1.6 Basic Trigonometry.

1.7 Difference of Latitude.

1.8 Difference of Longitude

1.9 Courses & Direction.

1.10 Quadrantal Notation of Direction.

Chapter 2. PARALLEL SAILINGS.

Chapter 3. PLANE SAILINGS.

3.0 Plane Sailings

3.1 Departure.

3.2 Finding the Mean Latitude.

3.3 Top Tips for solving Plane Sailing Calculations.

Chapter 4. MERCATOR SAILINGS.

4.0 Mercator sailing

4.1 Latitude Scale distortion.

4.2 Meridional Parts.

4.3 Meridional Part Table.

4.4 Difference in Meridional Parts

4.5 Properties of the Mercator Chart.

4.6 Top Tips For solving Mercator Calculations

Chapter 5. GREAT CIRCLE SAILINGS.

5.0 Great Circle Sailings.

5.1 The Great Circle Route and the Spherical Triangles.

5.2 What is a Great Circle?

5.3 Great Circle Distance Calculation.

5.4 Great Circle Formula and Rules.

5.5 Great Circle Initial Course Calculation.

5.6 The Vertex.

5.7 Calculating the Longitude of Vertex. (Worked Example).

5.8 Calculating the Latitude of the Vertex.

5.9 Calculating the Initial Course, Distance and position of the

Vertex (Fully Worked Example).

5.10 Waypoints.

5.11 To Calculate the Positions of the Waypoints.

5.12 Creating the Passage Plan.

5.13 Calculating Position of Waypoints along a Track.

5.14 The Passage Plan Table of waypoints.

Chapter 6. COMPOSITE GREAT CIRCLES–

6.0 Composite Great Circles- Use of Napier’s Rules.

6.1 Populating Napier’s Cartwheel.

6.2 Composite Great Circle Formulae.

6.3 Compliments of Angles (Napiers Rules).

6.4 Departure along Limiting Parallel of latitude.

6.5 Calculating Initial Course.Course Angle A.

6.6 Positions of Vertex V1. (D. Long AtoV1).

6.7 Positions of Vertex V2. (D. Long BtoV2).

6.8 Finding Total Distance.

Chapter 7. ESTIMATING TIME OF ARRIVAL.

7.0 ETA’s.

7.1 Standard Time Tables.

7.2 Calculation of Steaming Time.

7.3 To Calculate Speed Required.

7.4 Advancing & Retarding Ships’ Clocks.

7.5 Crossing the International Date Line.

Chapter 8. TERRESTRIAL NAVIGATION TEST PAPERS

WORKED SOLUTIONS.

8.1 Paper 1 + worked solutions.

8.2 Paper 2 + worked solutions.

8.3 Paper 3 + worked solutions.

8.4 Paper 4 + worked solutions.

8.5 Paper 5 + worked solutions.

8.6 Paper 6 + worked solutions.

8.7 Paper 7 + worked solutions.

8.8 Paper 8 + worked solutions.

8.9 Paper 9 + worked solutions.

8.10 Paper 10 + worked solutions.

8.11 Paper 11 + worked solutions.

8.12 Paper 12 + worked solutions.

8.13 Paper 13 + worked solutions.

8.14 Paper 14 + worked solutions.

8.15 Paper 15 + worked solutions.

8.16 Paper 16 + worked solutions.

8.17 Paper 17 + worked solutions.

8.18 Paper 18 + worked solutions.

8.19 Paper 19 + worked solutions.

8.20 Paper 20 + worked solutions.

References

Appendix 1 NAVIGATIONAL FORMULA SHEET

Appendix 2 MERIDIONAL PARTS TABLES

Appendix 3 STANDARD TIME TABLES

INDEX