[Gman97]

Does anyone know what is the movie accurate angle of the No Ghost patch on the flight suits?

[Nomake Wan]

Not sure if this helps, but on the wiki is an original patch referenced to the ripstop pattern on the flight suit sleeve:

https://www.gbfans.com/wiki/Flight_Suit

The ripstop pattern is straight on the sleeve so that should give you the angle you are looking for, yeah?

[Kingpin]

Here's some decent shots from the first movie:






It looks like they might be rotated counter-clockwise something like 5-10° when the arm is positioned directly perpendicular with the floor.

[Gman97]

Ok, what about the size of the patch?

[Nomake Wan]

Check these measurements from a screen-used flight suit: viewtopic.php?p=4930662#p4930662