4 ms·

So that means the planes were intended to be at levels 300 and 290. Is it normal to have only 1000 feet of vertical separation? It seems like the higher plane c

So that means the planes were intended to be at levels 300 and 290. Is it normal to have only 1000 feet of vertical separation? It seems like the higher plane could easily lose 1000 feet in a few seconds before ATC could tell the lower plane to move away.

_s 7y ago
Yup; https://en.m.wikipedia.org/wiki/Reduced_vertical_separation_minima https://en.m.wikipedia.org/wiki/Reduced_vertical_separation_... A plane can ascend/descend fast, but generally stick to either 500 or 1000ft/min.