Plot irregular spaced data

Hi Everyone

I think I'm being dumb but I have a set of 2d data (2d array) z
(100x100) which I need to plot - I have a nominal set of x and y
positions say:

x = linspace(0,100)
y = linspace(0,100)

Now the actual positions of the points in z are given by the following:


Ross Williamson
University of Chicago
Department of Astronomy & Astrophysics
773-834-9785 (office)
312-504-3051 (Cell)