martes, 22 de mayo de 2007

Storms 2007 May 20 & 22, Madrid

click for more detail, a strike sequence in ten video frames

Note in the strike sequence (read it from left to right and up down) how the discharge starts all of a sudden in an over exposed second frame, then the ionization path afterglow lasts additional seven frames, at 30fps each frame is 1/30 sec apart from the next. A total of 10 frames adds up to 0.3 secs for the whole event to complete.

El Mundo