Determine the correct position of the rear spoiler

Glue on the adhesive tape (1) according to the dimension (A) in the center on the tailgate.
Dimension (A) = 360 mm

Adhesive tape (1) must not be found on the bonding surface of the rear spoiler.
CONSUMABLE SPECIFICATION

Yellow plastic adhesive tape 83199410979

Courtesy of BMW OF NORTH AMERICA, INC.
Indicate the center of the tailgate on the adhesive tape (1).