Physics

MOA Calculator (Minute of Angle)

Find the size a minute of angle covers at a distance.

Calculated Output

Size 3.141

Size 7.978

Formula: size = MOA × 1.047 × (distance ÷ 100)

Step-by-Step Breakdown

1. Values used:

2. MOA = 1 MOA

3. Distance = 300 yd

5. Size = 3.141

6. Size = 7.978

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The math behind it

1 MOA ≈ 1.047 inches at 100 yards, scaling linearly with distance.

1 MOA at 300 yd → about 3.14 inches.

Is 1 MOA exactly 1 inch?

Close — the true value is 1.047 inches per 100 yards.