AATC Championship introduces 2 categories:
AATC TRAIL
AATC ULTRA
Each category has 2 sub-categories, according to ITRA certified races:

– S (1 & 2 ITRA points)
– M (3 ITRA points) – 15 % higher score points than S system.
Runners who compete in one of this two race sub-category are ranked in general AATC TRAIL category.

– L (4 & 5 ITRA points)
– XL (6 ITRA points) – 30 % higher point score than L system.
Runners who compete in one of this two races sub-categories are ranked in general AATC ULTRA category.
All races have segments which contributes to TRAIL and ULTRA final leader board.