Chronometer Rate Journal "Tyma" Davis Strait Powerboating offers hands-on-the-wheel advice on:

Powerboating offers hands-on-the-wheel advice on: The most recent

With information covering the area between Cowes and Stansore Point

much expanded edition

for ship owners/managers

1: Isla Perez (Arrecife Alacran)

Chronometer Rate Journal "Tyma" Davis Strait Powerboating offers hands-on-the-wheel advice on:Re worked for 2014, our Chronometer Rate Journal "Tyma" log book now has a new design, including numbered pages. Centuries ago the Chronometer allowed the Navigator to determine the vessels Longitude through accurate measurement of time. In todays modern world accurate time keeping is still essential and a precise Chronometer is still required for Celestial navigation, which remains one of the competency requirements for Bridge watchkeeping officers.