Tag Archives: Rough Creek Graben

Rough Creek Graben, (KY) [A1042]

Survey Size: 4,225 miles Flight Lines: East-West, 1-mile spacing Tie Lines: North-South, 1-mile spacing Elevation: 1,000 feet barometric with drape over higher elevations Instrumentation: Geometrics G-813 magnetometer, 0.05 gamma Date Flown: October, 1984 Data Provided: Total Magnetic Intensity (IRGF removed) contour map Flight Path Map Reduced-To-Pole of TMI map Vertical Derivative map (optional) Horizontal Gradient

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