mirror of https://github.com/ecmwf/eccodes.git
115 lines
4.4 KiB
HTML
115 lines
4.4 KiB
HTML
<table border="3">
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<tbody>
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<tr>
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<th> KSEC1 element</th>
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<th> Contents</th>
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<th> GRIB octet</th>
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<th style="vertical-align: top; text-align: center;">Recommended
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GRIB_API keys<br>
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</th>
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<th style="vertical-align: top; text-align: center;">Coded
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GRIB_API keys<br>
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</th>
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<th style="text-align: center; vertical-align: top;">Comments</th>
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</tr>
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<tr>
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<td> 37</td>
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<td>
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<pre>ECMWF local GRIB use definition identifier.<br>1 = MARS labeling or ensemble forecast data.<br></pre>
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</td>
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<td> 41</td>
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<th style="vertical-align: top; text-align: left;">localDefinitionNumber<br>
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</th>
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<td style="vertical-align: top;">localDefinitionNumber<br>
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</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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<tr>
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<td>38</td>
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<td><a
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href="http://www.ecmwf.int/services/archive/d/table/grib_class/">Class</a></td>
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<td>42</td>
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<th style="vertical-align: top; text-align: left;">class<br>
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</th>
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<td style="vertical-align: top;">marsClass<br>
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</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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<tr>
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<td>39</td>
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<td><a
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href="http://www.ecmwf.int/services/archive/d/table/grib_type/">Type</a></td>
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<td>43</td>
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<th style="vertical-align: top; text-align: left;">type<br>
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</th>
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<td style="vertical-align: top;">marsType<br>
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</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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<tr>
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<td>40</td>
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<td><a
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href="http://www.ecmwf.int/services/archive/d/table/grib_stream/">Stream</a></td>
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<td>44-45</td>
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<th style="vertical-align: top; text-align: left;">stream<br>
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</th>
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<td style="vertical-align: top;">marsStream<br>
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</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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<tr>
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<td>41</td>
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<td>
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<pre>Version number or experiment identifier.<br>(4 ASCII characters, right justified)</pre>
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</td>
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<td>46-49</td>
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<th style="vertical-align: top; text-align: left;">expver<br>
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</th>
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<td style="vertical-align: top;">experimentVersionNumber</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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<tr>
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<td> 42</td>
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<td>
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<pre>Set to 0 for MARS labeling (simple labeling).<br>When element 40 = 1035, this is the ensemble forecast number.<br>When element 39 = 10, this is the control forecast number and is set to 0.<br>When element 39 = 11, this is the perturbed forecast number in some range 1-nn.<br>Positive perturbations have odd numbers and negative have even numbers. They<br>go in pairs (1,2), (3,4) etc.<br>When element 39 = 17, this is an ensemble mean and the number is set to 0.<br>When element 39 = 18, this is an ensemble standard deviation and the number<br>is set to 0.<br></pre>
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</td>
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<td> 50</td>
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<th style="vertical-align: top; text-align: left;">number<br>
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</th>
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<td style="vertical-align: top;">perturbationNumber<br>
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</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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<tr>
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<td> 43</td>
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<td> Set to 0, if not an ensemble forecast. Otherwise, the
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total number of forecasts in an ensemble; the number includes the
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control forecast.</td>
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<td> 51</td>
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<th style="vertical-align: top; text-align: left;">numberOfForecastsInEnsemble<br>
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</th>
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<td style="vertical-align: top;">numberOfForecastsInEnsemble<br>
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</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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<tr>
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<td>-</td>
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<td> Spare (set to zero).</td>
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<td> 52</td>
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<th style="vertical-align: top; text-align: left;"><br>
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</th>
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<td style="vertical-align: top;"><br>
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</td>
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<td style="vertical-align: top;"><br>
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</td>
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</tr>
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</tbody>
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</table>
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