BSc Nautical Sciences NAVIGATION I Syllabus - Mumbai University 2026
This degree runs on the Choice Based Credit System throughout, items 4.69, 4.70 and 4.71 of the Academic Council of 23 July 2020, in force from the academic year 2020-21. The University’s earlier Credit Based Semester and Grading System syllabus is what her older third-year timetables name, so check which scheme your exam form names before you revise.
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Syllabus for NAVIGATION I
Module I: Section A
- Principles of Mercator projection: Mercator chart, Natural Scale, Meridional parts; DMP. Latitude and longitude scales and conversion of one to the other; Mercator sailing. Relationship between Course, D’long and DMP. Principle of Gnomonic projection. Gnomonic chart. Section B Practical problems on Mercator sailing using formulae.
Module II: Section A
- Dead Reckoning position (DR), Estimated position (EP) and & Observed position (Fix). Set and drift of current. Leeway. Spherical triangle. Great circle sailing: initial course, final course, distance using cosine formula. Section B The Use of Traverse Tables to obtain the position of the ship at any time, given compass course, variation, deviation, and the run recorded by the log or estimated speed or engine speed allowing for the effects of wind and current, if any. Day’s work.
Module III: Section A
- Solar System: Rotation and Revolution. Equinoxes and solstices. Cause of seasons and unequal length of day and night. The principle of the Sextant and the Azimuth Mirror Section B To find initial course, final course and distance between two positions on the earth’s surface by Great Circle Sailing.
Module Practical
- Recognition of important stars with reference to stellar constellations. The use of Azimuth mirror and Pelorus. Procedure for checking accuracy of azimuth mirrors. The use and care of magnetic compasses. Precautions to be observed while taking compass bearings. Practical limitations of the magnetic compasses.
Reference Books
- 1 Principal of Navigation Capt. Joseph and Capt. Rewari
- 2 Principal of Navigation Capt. P. M. Sarma
- 3 Practical Navigation Capt. H. Subramanium
- 4 Admiralty Manual of Navigation Vol. I & II
- 5 Nicholl’s Concise Guide Vol. I & II
- 6 Bridge Equipment, Charts and Publications Capt. H. Subramanium
Reproduced from the University of Mumbai syllabus for B.Sc. (Nautical Science) under the Choice Based Credit and Grading System, in force from the academic year 2020-21. Wording is as printed in that syllabus. Module numbering is as printed there too.
The complete syllabus
This subject is cut from the University circular for its year. Open a document here if you want the whole thing rather than a single subject.