Mithrandir Metrics
Diagnostic NYY Refreshed Sep 26 06:00 AM ET
SJ
Optimization diagnostic / NYY

Spencer Jones

Spencer Jones's tools (77) outpace production (62) by 15 points. Primary finding: elite raw contact quality undermined by swing decisions — the bat is dangerous when it connects. Also flagged: Launch Angle Too High.

Score
29
Tools
77
Gap
+14.9
Data window 2026-09-11 / 2026-09-25Confidence MEDIUM
Hitter optimization

Swing path and decision map

Spencer Jones's tools (77) outpace production (62) by 15 points. Primary finding: elite raw contact quality undermined by swing decisions — the bat is dangerous when it connects. Also flagged: Launch Angle Too High.

See the swing in 3D →

Launch Angle Too High
-11.3° Current 31° → Target 20°

Flatten swing plane to bring average LA into the 15-22° window

Solid = current angle. Dotted = recommended window.
Chase Rate Problem
Hold Hold Hold Hold Attack Hold Hold Hold Hold

Pitch recognition training and two-strike approach adjustment

Protected takes / Chase risk
Diagnosis

Fixable gaps

SignalCauseFixConfidence
Launch Angle Too High0.55Excessive fly-ball angle — producing popups instead of line drivesFlatten swing plane to bring average LA into the 15-22° windowTurning popups into line drives has outsized wOBA impactLOW
Chase Rate Problem0.31Expanding the zone too aggressively — generating weak contact and whiffs on pitcher's pitchesPitch recognition training and two-strike approach adjustmentEach 3pp chase rate reduction projects to ~0.010 wOBA improvementMEDIUM
Contact-Discipline Mismatch0.65Elite raw contact quality undermined by swing decisions — the bat is dangerous when it connectsShorten swing against breaking balls while maintaining bat speed on fastballsMarginal discipline improvement with this power profile has huge upsideMEDIUM
Arsenal / metrics

Underlying components

ComponentUsageVeloWhiff
No component rows are available for this report.