Emeraude v2.60 – Doc v2.60 - © KAPPA 1988-2010
Guided Interpretation #9 • B09 - 10/22
The positive line of the bottom zone has now a slope similar to the one of the upper zone. We
will apply the slope of the positive line to the negative line.
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Click on button ‘Slope (-)’ negative and use the slope of the positive line. OK.
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Enter thresholds 14 ft/min and -14 ft/min. OK.
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Select ‘Apply to all’ and click Yes to generate the apparent velocities. Each apparent
velocity appears in an automatic view.
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Create a layout with the Vapp views and a snapshot (call it ‘Vapps’) or use the full
layout template ‘SAT V apparent’ available in the SondexTemplates file.
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Set all views horizontal scale to [-300ft/min, 700ft/min] to facilitate comparison.
Fig. B09.11 • Apparent velocities display
Looking at all passes, one by one, it is obvious that they require some cleaning (using ‘Hide
parts’ option in the browser).
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Use the ‘Nearest curve’ button
and click close to pass Down1 of VASPIN1.
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The browser opens with the curve highlighted. Select ‘Hide parts’.
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Click and drag in the VASPIN1 track with the left mouse button in order to select the
area of the curve to hide: from 9370 to 9500 ft.
When the mouse button is released, the following window pops up.