Double Divisional / Time Trials GROUP 1 IT/BS/GTL/T2-4/FP/HP/STU/STL SATURDAY SUNDAY GROUP 2 Formula/P1-2/S2/CS2/SRF/FF/FV SATURDAY SUNDAY GROUP 3 GT1-3/SP/EP/T1/AS/ITE SATURDAY SUNDAY GROUP 4 SM SATURDAY SUNDAY