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    Re: Teaching a Running Fix
    From: Byron Franklin
    Date: 2009 Dec 13, 11:19 -0800

    I think this was a good list point, because it bring up the importance
    of the lable on the chart. If the set and drift is factor in for the
    estimated course and speed made good, the symbol would be that of the
    EP as correctly shown. The next watch will understand how the EP or
    fix was determined.
    On Dec 13, 12:18�pm, Lu Abel  wrote:
    > Points well taken, Rob. � In 40 years of teaching everything from
    > college courses to basic boating safety to junior high school students
    > (and perhaps reflecting my own learning style), I find that people can
    > be taught to regurgitate "learning" without ever understanding the
    > concept. �The challenge I enjoy is trying to find ways to take a concept
    > and make it understandable on a gut, intuitive level.
    > While there are several ways to demonstrate advancing a LOP (for
    > example, MCQM's example of assuming the LOP is "nailed" to the vessel,
    > which is certainly a good one), my experience has shown that the idea of
    > a "clone" of the sighted object suddenly moving on a course parallel to
    > the vessel works best. � The student intuitively understands that if
    > he/she takes bearings on the clone, the value doesn't change, only the
    > time. �Then it's real easy to say "okay, suppose 20 minutes after your
    > first bearing you take another bearing back to the original object and
    > simultaneously you take a bearing on the clone, what do you get?"
    > Lu
    > rob wrote:
    > > I share your challenge teaching a varied audience.
    > > I teach advancing a fix to a dr first (most 'get' this immediately
    > > from prior work), then advancing the lop components of the fix to the
    > > dr (wow -- its the same!) then show how one can advance a single lop
    > > to cross a newer one for an rfix. seems to work for most people. doing
    > > the actual plotting by hand in the class seems to make the penny drop,
    > > doing and showing are too different for just showing to work for most
    > > people.
    > > Rob
    > > teaching the running fix for the power and sail squadrons in Canada
    > > for the last 20 years.- Hide quoted text -
    > - Show quoted text -
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