LSC Basics of Astro Navigation

The course will cover the following:

The basics, Lat /Long, great circles. Departure, Marine slide rule.

Celestial Sphere,  Geographical Position, Zenith, Declination (ecliptic),  Zenith Distance. Time and Longitude. Greenwich Hour Angle, Local Hour Angle.

The theory of a meridian noon sun sight. DR Estimate,

Introducing The Nautical Almanac. Work some examples.

The Sextant (errors), Hands on practice. The Marine Chronometer (errors).

The Meridian Lat sight worked. Use the Almanac. Increments and Corrections. Equation of Time. Proforma.

Sun intercepts, GOAT, Sun/ Run / Sun. Plotting Charts. Introducing Aero Sight Reduction Tables.

Work examples with Proforma. Plot position.

The stars, First point of Aries, SHA, Star epoch table. P&N. 

Work through examples.  Plot intercepts.

Polaris

Cost for Members - £75
Cost for Non-Members - £105

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