[Rhodes22-list] GPS confusion

Rory Orkin roryorkin at earthlink.net
Wed Apr 11 14:13:19 EDT 2007


Apologies, I stand corrected :-) A situation with which I am also familliar.
I usually carry a wife on board to deal with such as a joint venture. 


Joseph Hadzima wrote:
> 
> hi Roy,
> 
> I read it as him having the same problem as myself ... poor
> eyesight due to old age :-)  
> 
> In my case should I mount a white cane with a red stripe on
> the port side, and one with a green on the starboard?  
> :-))
> 
> 
> 
> 
> --- Rory Orkin <roryorkin at earthlink.net> wrote:
> 
>> 
>> There is usually a setting on the GPS to allow the format
>> to be reported back
>> in a format consistant with the charts.
>> I guess if he can not figure out the format on his charts
>> , he may need to
>> engage a navigator . :-)
>>                                                          
>>     R
>> 
>> Joseph Hadzima wrote:
>> > 
>> > Here is a snip from another sailing list.  I thought it
>> > would make good reference for the archives :-)
>> > 
>> > happy piloting!
>> > 
>> > 
>> > 
>> > ----------begin included message:
>> > 
>> > OK I must admit I am really confused.
>> > 
>> > For the past year I have been learning the ins and outs
>> of
>> > navigating with a GPS. A while ago I started noticing
>> > discrepancies between coordinates indicated on charts,
>> what
>> > my GPS said and what I would find listed as coordinates
>> on
>> > various sources on the internet.
>> > 
>> > After much reading on the internet and in a couple of
>> > navigation books I have I determined that there are
>> pretty
>> > much 3 systems in use.
>> > 
>> > 1) DD MM' ss" Degrees Minutes Seconds (what I find on
>> > charts I think)
>> > 
>> > 2) DD MM.mmm Degrees Minutes Decimal Minutes (what my
>> GPS
>> > normally says)
>> > 
>> > 3) DD.ddddd Degrees and Decimal Degrees (What I find on
>> > some websites like NOAA)
>> > 
>> > However it is not always easy to tell which is which
>> when
>> > reading them from a source.
>> > 
>> > 
>> > 
>> > HADZ (a.k.a. joe)
>> > 
>> > "Did you know...that when you walk past a flower,
>> whether it be in
>> > somebody's garden or on a vacant hillside, the flower
>> will always
>> > smile at you. The most polite way to respond, I've been
>> told, is
>> > to cheerfully return the smile."
>> > --Ron Atchison
>> > __________________________________________________
>> > Use Rhodes22-list at rhodes22.org, Help?
>> www.rhodes22.org/list
>> > 
>> > 
>> 
>> -- 
>> View this message in context:
>>
> http://www.nabble.com/GPS-confusion-tf3555885.html#a9939676
>> Sent from the Rhodes 22 mailing list archive at
>> Nabble.com.
>> 
>> __________________________________________________
>> Use Rhodes22-list at rhodes22.org, Help?
>> www.rhodes22.org/list
>> 
> 
> __________________________________________________
> Use Rhodes22-list at rhodes22.org, Help? www.rhodes22.org/list
> 
> 

-- 
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