is the ability to see planes realisticly represented in game?

[Crannogman]

Originally Posted by Admiral Halsey

Related to this but does anyone else think the ability of the planes to spot you is unrealistic as well? Often times i'll be chugging along and a plane about 10 miles away pops up on radar. Well no biggie as it should pass but then a few moments later it suddenly starts heading straight towards me, alarm sounds and crash dive occurs. Really ticks me off when i'm shadowing a convoy waiting for night.

Mods? A moving sub and its wake could be visible from an aircraft far off. A lot of the detection stuff gets changed in various mods