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Table of Contents - The Atmospheric Studies Group at TRC

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Section 8: CALMET Model Files<br />

<strong>Table</strong> 8-21:<br />

MM4/MM5 Derived Gridded Wind D<strong>at</strong>a File Form<strong>at</strong> (MM4.DAT)<br />

HEADER RECORDS<br />

Header Record #1<br />

Variable No. Variable Type Description<br />

1 CTEXT char*36 Text d<strong>at</strong>e/time stamp for file cre<strong>at</strong>ion<br />

Header Record #2<br />

Variable No. Variable Type Description<br />

1 IBYRM integer Beginning year <strong>of</strong> the d<strong>at</strong>a in the file<br />

2 IBMOM integer Beginning month <strong>of</strong> the d<strong>at</strong>a in the file<br />

3 IBDYM integer Beginning day <strong>of</strong> the d<strong>at</strong>a in the file<br />

4 IBHRM integer Beginning hour (GMT) <strong>of</strong> the d<strong>at</strong>a in the file<br />

5 NHRSMM4 integer Length <strong>of</strong> period (hours) <strong>of</strong> the d<strong>at</strong>a in the file<br />

6 NXMM4 integer Number <strong>of</strong> columns in the MM4/MM5 domain<br />

7 NYMM4 integer Number <strong>of</strong> rows in the MM4/MM5 domain<br />

8 NZP integer Number <strong>of</strong> layers in the MM4/MM5 domain<br />

9 PTOPMM4 real Top pressure level (mb) <strong>of</strong> the d<strong>at</strong>a in the file<br />

form<strong>at</strong> (4i2,4i4,f6.1)<br />

Header Record #3<br />

1 I1 integer I-index (X direction) <strong>of</strong> the lower left corner <strong>of</strong> the<br />

extraction subdomain<br />

2 J1 integer J-index (Y direction) <strong>of</strong> the lower left corner <strong>of</strong> the<br />

extraction subdomain<br />

3 NXP integer Number <strong>of</strong> grid cells in the X direction in the extraction<br />

subdomain<br />

4 NYP integer Number <strong>of</strong> grid cells in the Y direction in the extraction<br />

subdomain<br />

form<strong>at</strong> (4i4)<br />

8-95

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