...
- The map takes on the projection of the first data layer added. If a JPG is added first, then the map projection would be undefined (as the projection for a JPG is undefined). To define the map's coordinate system, in the Contents pane on the rightleft, right-click the PlayMapping map and navigate to Properties > Coordinate System > Geographic Coordinate Systems > North America > US and Territories > NAD 1927.
- In the Catalog pane, right-click the HST.jpg raster and select Add To Current Map.
- An alternative method of adding data to a map is to click-and-hold the item and drag-and-drop it into the map viewthe Map View.
Georeferencing
For more practice with Georeferencing, check out our short course: Mapping Imagery
- In the Contents pane, right-click HST.jpg then click Zoom to Layer.
- In the Contents pane, click HST.jpg so that is highlighted in light blue. From the ribbon, click the Imagery tab and then click the Georeference button.
- Click Add Control Points.
- Click the top left corner of the HST.
- Right-click and select Input X and Y...
- Type X : -104.5, Y : 33 and click OK. The x value is the West coordinate and it is negative because we are in the Western Hemisphere. The y value is North coordinate.
- Right-click HST and click Zoom to Layer.
- Repeat steps 5-8 for the bottom right corner of HST, but type X : -103.5, Y : 32.
- Repeat steps 5-8 for the bottom left corner of HST but type X : -104.5, Y : 32.
- Repeat steps 5-8 for the top right corner but type X : -103.5, Y : 33.
- From the Georeferencing ribbontab, click Save. Then click Close Georeference.
- Above the ribbon, on the Quick Access toolbar, click the Save button.
...
- In the Catalog pane, expand the Databases section.
- Right-click PlayMapping.gdb and select New > Feature Class. Name it HSTPoints. Under the Type drop-down box, select Point.
- Click Next twice. In the Spatial Reference window, under the Layers section, select the NAD 1927 projection. Click Finish.
- If the new feature class did not automatically add to your map: From the Catalog pane in the Databases section, expand PlayMappping.gdb. Right-click HSTPoints and select Add to Current Map.
- In the Contents pane, right-click HSTPoints and select Attribute Table.
- From the top of the attribute table, click the Add Field button.
- A new Fields view table pops up. Under the Field Name column, add a new name labeled Thickness.
- Change the Data Type to Short Integer by clicking the drop-down box then Short.
- From the main Ribbon, you will now see you are in the Fields tab. Click the Save button on the far right of the Ribbon to save the new field.
- Close the Fields view table by clicking the X at the top right of the table.
- From the Ribbon, select the Edit tab.
- In the Features group, click Create.
- A new pane, Create Features, opens on the right side of the screen. Click HSTPoints and select the Point button (first in list).
- In the Map view, click to add a point on the to topmost left point displayed on the HST.jpg.
- In the Attribute Table, a new row has been generated for this newly created point. Click in the Thickness cell for this row and type 7.
- Repeat steps 14 and 15 for all points on HST.jpg.
- From the Ribbon, in the Edit tab, in the Manage Edits group, click Save. Click Yes for the pop-up window.
- Close the Create Features pane.
- Close the Attribute Table.
- Above the ribbon, on the Quick Access toolbar, click the Save button.
...
- From the Ribbon, click the Analysis tab.
- In the Geoprocessing group, click the Tools button. The Geoprocessing pane will appear on the right side of the screen.
- In the Geoprocessing pane, type Excel to Table.
- Select Excel to Table (Conversion Tools).
- For Input Excel File, click the Browse button.
- On the right side of the Browse window, click Folders.
- On the left side of the Browse window, double click the Workshop_Data folder PlayMapping folder and choose IGOR_masterlist
- Under Output Table, name the table GIS_Wells.
- From the Sheet drop down, choose the GIS_Wells sheet. This ensures that the GIS_Wells sheet will be the data converted from an excel table to a geodatabase table.
- Click Run.
- In the Contents pane, right-click the GIS_Wells table and select Display XY Data.
- Name the layer GIS_Wells_Pts.
- Ensure that the X Field states "longitude" and the Y Field states "latitude".
- For Coordinate System, use the dropdown menu to select Current Map [Map]. The coordinate system should now be GCS_North_American_1927.
- Click Run.
- In the Contents pane, rick-click on GIS_Wells_Pts and select Zoom to Layer.
- Right-click GIS_Wells_Pts and select Label.
- Right-click GIS_Wells_Pts and select Label Properties. A new pane, Label Class, will open on the right side of the screen.
- Under the Expression box, clear the current input.
- Under the Fields box, double click api_number. The Expression box should now read $feature.api_number.
- Click Apply.
- Above the ribbon, on the Quick Access toolbar, click the Save button.
...
- In the Catalog pane, expand the Workshop_Data folder and then expand SpatialJoindata.gdb. PlayMapping project folder.
- Right-click on geologic_features_poly and select Add to Current Map.
- In the Contents pane, right-click on geologic_features_poly and select Symbology.
- From the Symbology pane, use the dropdown menu to select Unique Values. Change the Field 1 selection to FEATURE.
- From the Color Scheme drop-down, select the color scheme that you would like.
- From the Ribbon, click the Analysis tab.
- In the Geoprocessing group, click the Tools button. The Geoprocessing pane will appear on the right side of the screen.
- In the Geoprocessing pane, type Contour.
- Select Spatial Join (Analysis Tools).
- Under Target Features, select GIS_Wells_Pts.
- Under Join Features, select geologic_features_poly.
- Rename the Output Feature Class as GIS_Wells_SpatialJoin.
- Retain the default setting of Join_one_to_one for the Join Operation.
- Retain all other default settings.
- Click Run.
- In the Contents pane, right-click on GIS_Wells_Pts and select Remove.
- In the Contents pane, click on GIS_Wells_SpatialJoin and rename GIS_Wells.
- Above the ribbon, on the Quick Access toolbar, click the Save button.