Tactical Pilotage Chart Published By National Imagery And Mapping Agency
(1 inch = approximately 7 nautical or 8 statue miles)
Latitude 0o to 80o. Lambert
Conformal Conic. Latitude 80o to 90o
41 5/8 inches x 57 ½ inches.
Used for detailed preflight planning, mission analysis and low to medium altitude
navigation. Significant ground features are portrayed to facilitate chart to ground
orientation at predetermined checkpoints for low-level, high-speed navigation.
Partial margin, multi-color, pictorial relief.
Basic contour interval is 500 feet with 250 foot intermediate contours and 100
foot auxiliary contours in moderately level areas; spot elevations throughout the
various elevation levels; three dimensional relief shading and with or; layer tints
and land forms significant to low-altitude radar missions.
Extensive towns and cities, principal roads, detailed railroad network, power
transmission lines, pipelines, boundaries, and cultural features selected for rapid
visual recognition form a low perspective angle. Checkpoint features are
portrayed by three-dimensional pictorial symbols.
Hydrography: Detailed drainage, shoreline vignetted.
Areas of perennial vegetation shown by symbol and vignetted in green.
Aeronautical: All aerodromes and stable aeronautical facilities symbolized: Major aerodromes
with hard-surfaced runways of 3,000 feet or more are shown by runway pattern,
and vertical obstructions 200 feet or more above ground level elevations are
INTERPRETATION OF THE CHART LEGEND
The chart is not a true picture of the real world, but rather a schematic diagram of certain
characteristics of the world. When someone looks at a schematic diagram of a radio, they
understand they are not looking at a facsimile of the radio itself. In a similar fashion, one should
realize the chart is not a facsimile of the earth's surface. It is a stylized, simplified, generalized,
and codified presentation of selected characteristics of the earth's surface. These charts are
CHART LEGEND REVIEW