Dear Paul : The definition is correct. As you noticed , since the vessel's heading changes as per the master's command , so will the deviation. Hence , a deviation table for the various heading is required . This topic is discussed in the next course. With best wishes : Harald ----- Original Message ----- From: Paul Shepherd <shepherd@xxxxxxxx> To: <rhillsqd@xxxxxxxxxxxxx> Sent: December 06, 2004 4:14 PM Subject: [rhillsqd] Definition of Deviation > Hello fellow students, > Craig - just stop reading now - you won't enjoy it!! > > I'm sure that you, like me, enjoyed writing the mid-term for the boating > course last week. > > One of the definitions we were asked to supply was for "deviation". > > The glossary of our course notebook (page 3 of 8) says that deviation is > "the angular difference between magnetic north and compass north". > > But the angular difference between magnetic and compass is a function of > the heading of the boat - it's not only defined for north, so that > definition can't be right. > > Seems to me it should be something like "the angular difference between a > magnetic bearing and a compass bearing", but that doesn't sound quite right > to me. > > Any other suggestions???? I'm having troubles wording the definition. > > ..... Paul > > > > > > ******************************************** > Paul Shepherd, Software and Systems Design > Grant Systems Engineering > Tel: 905-833-0061 Fax: 905-833-0090 > Email: shepherd@xxxxxxxx http://www.grant.ca > ******************************************** > > --------------------------------------------------------- > List Home page > //www.freelists.org/webpage/rhillsqd > Admin: keefer1543@xxxxxxxxxxxx > --------------------------------------------------------- List Home page //www.freelists.org/webpage/rhillsqd Admin: keefer1543@xxxxxxxxxxxx