Re randonneur standard is sub 37 hrs for a 600, the tourist version gives you 59 hrs and the "Sportif" sub 27.......
The first part of the course is relatively flat (as compared to crossing Wales , in the manner of the BCM...) I will try and mail them to find out if they are offering this as a BRM with a view of the pre-registration requirements of PBP...
As you can gather the seed has been planted