function Rossby1(timer,lat,u,v)
%
%  This function plots a loglog plot of Rossby number versus 
%  the magnitude of the Left Hand Side of the momentum equation.
%
% ----------------------------------------------------------------
%  Written by Vassilis Zervakis, while at
%             AINCO - Interocean, Madrid, Spain, in January 1996.
% ----------------------------------------------------------------
%
[DUDt, fU] = lefthandside(timer,lat,u,v);
global float number
titlos = str2mat(['Float ' float]); 
% -------Calculate Rossby number --------
Ro = DUDt ./ fU;
% -------Calculate left hand side -------
LHS = DUDt + fU;
figure
R = abs(Ro);
LL = abs(LHS);
loglog(LL,R,'+');
xlabel('Left Hand Side, cm/s per hour');
ylabel('Rossby number');
title(titlos); 
