This is the location of all his individual pitches and a zone chart at the top showing density of locations.
This is the location of all his Sliders. On average he throws it 83.6 MPH and topping out at 85.8 MPH. He will typically have 20.9 revolutions (2809 RPM) from hand to the plate. He throws it in the strike zone 45% of the time.
This is the location of all his 4-Seam Fastballs. On average he throws it 94.7 MPH and topping out at 96.3 MPH. He will typically have 16.5 revolutions (2487 RPM) from hand to the plate. He throws it in the strike zone 49% of the time.
This is the location of all his Split Fingers. On average he throws it 86.5 MPH and topping out at 89.1 MPH. He will typically have 14.6 revolutions (2008 RPM) from hand to the plate. He throws it in the strike zone 43% of the time.
This is all his pitches showing horizontal & vertical movement with gravity in inches.
This is the movement of his Slider. On average the ball moves 4 inches away from a right handed batter and drops 41 inches . League average horizontal movement is 6 inches and 37 inches drop.
This is the movement of his 4-Seam Fastball. On average the ball moves 12 inches towards a right handed batter and drops 13 inches . League average horizontal movement is 7 inches and 15 inches drop.
This is the movement of his Split Finger. On average the ball moves 10 inches towards a right handed batter and drops 22 inches . League average horizontal movement is 11 inches and 33 inches drop.
This is all his release points. On average he releases the ball 6.1ft from the ground.
This is the release point of all his Sliders. On average he releases the ball 6.2ft. from the ground.
This is the release point of all his 4-Seam Fastballs. On average he releases the ball 5.9ft. from the ground.
This is the release point of all his Split Fingers. On average he releases the ball 6.2ft. from the ground.
This all his pitches out of the zone.
This is all his pitches on the edge of the zone.
This is all his swing & misses.
Radial Chart
Barrels
Spray Chart
Here's the flow of all Stephenson's pitches this season. Connecting bars and pie charts are sized by density of pitches for each count. Slider 4-Seam Fastball Split Finger