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<DIV><SPAN class=046534413-22082007><FONT face=Arial><FONT size=2><SPAN
class=078354813-22082007>Gudday</SPAN></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>If you get a micro,
and you know from a GPS where you are, and then you pick up another position,
one would assume you can then apply a basic "is there anyone in my box"
calculation ?</FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>For
example</FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>I am at
</FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>2734.44 15206.20 and
another object is at </FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial><FONT size=2>2734.45
15206.20 - does not match - outside the box<SPAN class=078354813-22082007>
</SPAN></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>2734.44 15206.20 and
another object is at </FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>2734.44 15206.20 -
match - inside the box</FONT></SPAN></DIV></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>I spose the size of
the area depends on how many significant digits of the position you use
?</FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2>You could make it
tighter by comparing more digits, and wider if you compare less
?</FONT></SPAN></DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=046534413-22082007><FONT face=Arial size=2><SPAN
class=078354813-22082007>Comments ?</SPAN></FONT></SPAN></DIV></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial
size=2>----------------------------------------------------------------------------</FONT></DIV>
<DIV><FONT face=Arial size=2>Andrew Rich VK4TEC</FONT></DIV>
<DIV><FONT face=Arial size=2><A
href="mailto:vk4tec@people.net.au">vk4tec@people.net.au</A></FONT></DIV>
<DIV><FONT face=Arial size=2><A
href="http://www.tech-software.net/">http://www.tech-software.net</A></FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
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