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A shaded wave against two-way time.
Also known as: Variable area display, Seismic trace shading
The seismic display convention of a wiggling trace plotted against time with one side of the wave filled.
Displays a seismic trace against two-way time with one side of the wave filled.
Contexts: Technical drawing, Maps
Fills one side only, so a whole section of adjacent traces reads as continuous banding and a reflector appears as a line across the page.
Contexts: Technical drawing, Maps
A wave line running down the section with the peaks on one side filled solid and the troughs left open.