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You are here: Working in the Map window > Select and Edit Map Objects > Horizon/Grid Polygon Editing > Edit an Existing Horizon

Edit an Existing Horizon

Create a Map Drawing Polygon or open an existing polygon file.
To edit an existing horizon, right-click to open the Map Drawing menu.
Select Delete/ Edit | Existing Horizon to open the Horizon/Grid Polygon Editing dialog box. View image

Select an input horizon to edit from the pull down list.
Specify which data points to drop from the resulting horizon.

Delete Picks Inside Polygon will retain all data outside the polygon and replace data inside with NO Pick.

Delete Picks Outside polygon will retain all data inside the polygon and replace data outside with NO Pick.

In the Output Data section, enter a unique name for the output horizon to create a new horizoon in the database. Enter the same name as the input horizon to overwrite the existing horizon.
Click <OK>.
Go to Post Horizon/Fault to display your new horizon.

What do you want to do?

Map Drawing Menu -Overview