Traditional Culture Encyclopedia - Photography and portraiture - What should be the ground resolution for 1:200 topographic map aerial photogrammetry?

What should be the ground resolution for 1:200 topographic map aerial photogrammetry?

About 1.5 cm.

The denominator of the aerial photography scale is generally about 3 times the denominator of the photographic scale.

That is about 1:600.

General aerial photography requires a resolution of 24 microns.

1: 600=24 microns: ground resolution

Ground resolution=600*24 microns=14400 microns=1.44 centimeters