At the posted coordinates you will find a post with a red 2 digit number on a black background. The final stage for this cache can be found by doing a projection from the posted coordinates.
A = the 2 digit number
Use the following to do a projection from the posted coordinates:
Distance : (11 x A) + 8 meters
Angle : A + 7 degrees
The last digit in the north coordinates is 5 and the last digit in the west coordinates is 6.