I didn't post it for Hiren's benefit.
- my mis-understanding - a function of the inevitable thread creep.
CptRegionalJet suggested he hadn't heard of a departure using a back course
- LFLB R36 is a better one. tg743 doubtless knows others.
The concept of a 'back course' without a 'front course' is one I will pass on.
A bit like having a backing group with no 'star' up front or a back-up power supply with no primary.