The Rotate node performs a rotation based on defined vector and axis (figure 1). 


Rotate

Figure 1: Rotate Node


Rotate Parameters

Vector - Using 3 axes to define the vector.

Axis - Using 3 axes to define the angle to rotate. 

Angle (radians) - How much to rotate in radians.


Radians

1 rad = 180°/π 
or use the many free internet conversion calculators.