Here are details of the Summer Prone Rifle competitions offered by Dorset RA.

(PR-1) Short Rang Team League

Teams of 5, round-robin format in divisions.
Each competitor shoots 10 rounds, each round comprising 10 shots.
Local scoring. May be shot concurrently with the Individual.

(PR-2) Short Range Individual League

Round-robin format in divisions.
Each competitor shoots 10 rounds, each round comprising 10 shots.
Local scoring. May be shot concurrently with the Team.

(PR-6) 25yd Pairs League

Teams of 2, round-robin format in divisions.
Each competitor shoots 10 rounds, each round comprising 10 shots.
Local scoring.

(PR-7) 50yd Team League

Teams of 3, round-robin format in divisions.
Each competitor shoots 10 rounds, each round comprising 10 shots.
Local scoring. May be shot concurrently with the Individual.

(PR-8) 50yd Individual League

Round-robin format in divisions.
Each competitor shoots 10 rounds, each round comprising 10 shots.
May be shot concurrently with the 50yd/m Team league. 
Local scoring. May be shot concurrently with the team

(PR-9) 100yd Individual League

Aggregate score, shot in Classes
Each competitor shoots 10 rounds, each round comprising 10 shots.
All rounds may be shot any time up to the published closing date.
Local scoring.

Class thresholds:

Class A : 98.0 and above
Class B : 96.5 – 97.9
Class C : 94.0 – 96.4
Class D : 93.9 and below