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Gaussian <strong>grids</strong> of order N<br />
Regular (full) grid<br />
No po<strong>in</strong>t at pole<br />
Orig<strong>in</strong>al reduced grid<br />
N latitude l<strong>in</strong>es<br />
between pole and<br />
equa<strong>to</strong>r<br />
Latitude l<strong>in</strong>es not<br />
evenly spaced<br />
No latitude l<strong>in</strong>e at equa<strong>to</strong>r<br />
4N longitude po<strong>in</strong>ts at each latitude<br />
Symmetric about equa<strong>to</strong>r<br />
4N longitude po<strong>in</strong>ts close <strong>to</strong> equa<strong>to</strong>r<br />
Fewer longitude po<strong>in</strong>ts <strong>to</strong>wards poles<br />
EUROPEAN CENTRE FOR MEDIUM-RANGE WEATHER FORECASTS<br />
Oc<strong>to</strong>ber 29, 2014<br />
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