Interactive Group Simulator

Simulate shooting groups from a rifle with known precision. Watch how small samples (3-5 shots) create variation, while larger samples (30 shots) converge to the truth.

True Rifle Capability (30-shot ES in MOA): 1.00

Equivalent Mean Radius: 0.26 MOA

Group Size:

3-Shot

5-Shot

10-Shot

30-Shot

Groups Fired: 0 Total Shots: 0

Target
ARA-Style (1/8 MOA center, rings at 1/2, 1.0, 1.5 MOA)

Current Group

Extreme Spread (ES) --

Group Size --

Mean Radius (MR) --

Running Aggregates

Aggregate ES (All Shots) --

Average Group Size --

Average Mean Radius --