Also, the water and foam would have washed some of them away, making them difficult to see from the air. They were probably still identifiable on the ground.
ChristiaanJ, I disagree on that. I would say the best way to identify traces is to take some distance or some altitude as in this picture.
Also there was not much water and foam on the left hand side of the a/c and if there actually was, it didn't wash any of the NLG marks …
Anyway, let’s assume the braking was too light to leave visible traces from the air, but then, you or anyone here, has still to comment on the early
crab movement of the aircraft 120 meters away from the wall, and so with
only 3 tires (all of them from the Right MLG) marking the ground ?
Physically impossible
unless …