At the posted coordinates is a familiar sign. You know what to do when you get here. Now observe your surroundings and do some math.
If it says-
RANDY- 43 09.928, -71 35.140
DARIN- 43 09.928, -71 35.140
LARRY- 43 09.928, -71 35.140
STOP- 43 09.792. -71 35.146