BB% / BB%

Batter

Walks, including intentional walks, as a share of plate appearances. See runbook section 19 for the measurement that settled it.

Agreement with Savant

Checked nightly. Agreement tolerance: ±0.

Pitcher

Walks allowed, including intentional walks, as a share of batters faced. See runbook section 19 for the measurement that settled it.

Agreement with Savant

Checked nightly. Agreement tolerance: ±0.

Shown for: batter and pitcher.

Formula

sum(bb)::real / NULLIF(sum(pa), 0) — walks, including intentional walks, over plate appearances. Divides by pa, not the wOBA denominator.

Inputs

plate_appearances.bb
plate_appearances.pa

Era caveats

None recorded.

Version history

2026-08-13 — Added with the traditional core line. See runbook section 19 for the measurement that settled the pa denominator. (runbook §19)