Allow a different number of quadrants
Remove reference to hard-coded size.
add the default attributes and ignore file.
start editing the radar data file to be representative.
Simplify the data.
Encode the wiki
Understand the coordinate system.
little helper function.
Get rid of those pesky trailing commas.
DSL time.
helper functions for the angles.
more DSL
Beginning to look OK
drop values over 100

Clearly tying the magic number of 100 in there is a bad thing.
switch over to percentages.
Move over to Four quadrants.
Redundant comments

(aiming to make the code self-describing)
Alter the order around

Try to tidy things up so that they align.
More craziness
Just reformat this to be a little more presentable