.50 cal vs. coated steel armor - GIF

[baja]

How do they arrive at 300,000 fps, 30,000 fps, and 9,000 fps? Max fps is listed as 3,044 fps for a 647 gr. projectile for 50 BMG. Unless this is an experiment with a non-standard .50 cal. wildcat. Projectile looks to be .50 BMG.

[ductape]

How do they arrive at 300,000 fps, 30,000 fps, and 9,000 fps? Max fps is listed as 3,044 fps for a 647 gr. projectile for 50 BMG. Unless this is an experiment with a non-standard .50 cal. wildcat. Projectile looks to be .50 BMG.

Those numbers are the camera speed in frames per second.