Pattern Board v4.0.3

Shotshell pattern analysis — count hits, map density, find gaps
100%
No photo loaded
Load a pattern photo to begin. Detection markers and the distance rings will appear right here as you tune.
Once loaded, the photo fits the frame automatically. Zoom the picture with Ctrl + / Ctrl − (Ctrl 0 to refit), or pinch on a trackpad/touchscreen.
Results

Total hits

↓ Download annotated image

Pattern efficiency i

Point of impact i

Hits & density by circle

Open spots — clay gaps

Open spots by ring

Each open spot is counted once, in the smallest ring it reaches — measured at the point of the open spot closest to the pattern center.

Vertical balance