Originally Posted by Weebl
It doesn't have to be just night shots. I know that if I am under 1/1500th for jets, I can get motion blur but that is a long distance.
But something to consider, if the jet were moving at 1000mph (though I'm sure it would be slower depending what jet you were shooting. It would have moved clost to 1 ft. In 1/1500th of a second. That might be part of your blur along with any camera shutter.