These links describe the ages/distances/and target sizes of various tournament/competition formats

JOAD Youth Indoor Achievement Pins

JOAD Youth Outdoor Achievement Pins

Adult JOAD Indoor Achievement Pins

Adult JOAD Outdoor Achievement Pins

USA Archery Age Division Calculator

USA Archery Age Divisions

USA Archery Age/Distances/Target Sizes/Arrow Volumes

NFAA Age and Bow Divisions

NFAA 900 Round

USA Archery (World Archery) Rules

USA Archery Indoor Nationals 2018 Rules/Info