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Figure 2. Combine Catchments Windows Interface
- Click on the button of Find catchment groups at boundaries to display all sub-catchments upstream of the selected node (i.e. Node on catchment SC#10 in this example) in Catchment Groups (shown as Figure 3).
Figure 3. Combine Catchments at selected node with all found upstream sub-catchments
Some functions on Figure 3 are given below:
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Figure 4. Manually select sub-catchments for combining catchments
- The first catchment selected is deemed to be the Primary Catchment.
- Right click on the interface to pop up the Geographic Editor as Figure 5
Figure 5. start combine sub-catchments function from manually select sub-catchments
- Click on Combine Catchments >> From selected catchments to pop up the Windows of Combine Catchments as Figure 6.
Figure 6. Combine Catchments Windows Interface for manually select sub-catchments
- The elements’ functions on Figure 6 can refer to those on Figure 3 and explained before
- Click on the Combine button on Figure 6 will lead a catchment combined from 4 catchments shown in Figure 7
Figure 7. The results catchment combined from manually selected sub-catchments
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- Save the Source project to keep the combined results
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