Brett Baty Grand Slam Impact & Win Expectancy Engine

Presets:

Exit Velocity 105.4 mph

Launch Angle 28°

Spray Angle 15° (Pull RF)

Inning

Outs

Base State

Score Before

Win Expectancy & Leverage Live Calculation

Pre-Slam WE: 62.4% Post-Slam WE: 84.1%

+21.7% WE Shift 84.1% Win Prob

Pre-Hit RE24

2.28

Expected Runs

Post-Hit RE24

0.48

State Expectancy

Runs Produced

GRAND SLAM

Projected Distance

412 ft

CLEAR FENCE (HR)

RE24 Run Expectancy Reference Matrix

MLB Run Expectancy by base state and out count (Highlighting current state):

Base State	0 Outs	1 Out	2 Outs
Bases Empty	0.48	0.26	0.10
Runners 2B & 3B	1.96	1.38	0.58
Bases Loaded	2.28	1.54	0.75

Game Event: Brett Baty launches a 1st Inning Grand Slam for the New York Mets vs. MLB opponent.

Statcast Metrics: 105.4 mph Exit Velocity, 28° Launch Angle, 412 ft Distance.

Result: Pre-Slam Win Expectancy 62.4% → Post-Slam Win Expectancy 84.1% (+21.7% Delta, RE24 Shift: 2.28 to 0.48).