What does Y' stand for?

Y' stands for "Out-of-plane Velocity - vertical"

How to abbreviate "Out-of-plane Velocity - vertical"?

"Out-of-plane Velocity - vertical" can be abbreviated as Y'

What is the meaning of Y' abbreviation?

The meaning of Y' abbreviation is "Out-of-plane Velocity - vertical"

What does Y' mean?

Y' as abbreviation means "Out-of-plane Velocity - vertical"