2026 Jonathan Heasley Pitcher Visualization Report

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 4-Seam Fastballs. On average he throws it 91.4 MPH and topping out at 94.2 MPH. He will typically have 14.5 revolutions (2100 RPM) from hand to the plate. He throws it in the strike zone 60% of the time.

This is the location of all his Sliders. On average he throws it 83.2 MPH and topping out at 85.5 MPH. He will typically have 15.3 revolutions (2018 RPM) from hand to the plate. He throws it in the strike zone 52% of the time.

This is the location of all his Changeups. On average he throws it 84.2 MPH and topping out at 85.4 MPH. He will typically have 9.8 revolutions (1315 RPM) from hand to the plate. He throws it in the strike zone 42% of the time.

This is the location of all his Curveballs. On average he throws it 79.9 MPH and topping out at 80.5 MPH. He will typically have 19.2 revolutions (2448 RPM) from hand to the plate. He throws it in the strike zone 67% of the time.

This is all his pitches showing horizontal & vertical movement with gravity in inches.

This is the movement of his 4-Seam Fastball. On average the ball moves 10 inches towards a right handed batter and drops 16 inches . League average horizontal movement is 8 inches and 15 inches drop.

This is the movement of his Slider. On average the ball moves 4 inches away from a right handed batter and drops 40 inches . League average horizontal movement is 4 inches and 35 inches drop.

This is the movement of his Changeup. On average the ball moves 12 inches towards a right handed batter and drops 40 inches . League average horizontal movement is 14 inches and 33 inches drop.

This is the movement of his Curveball. On average the ball moves 2 inches away from a right handed batter and drops 55 inches . League average horizontal movement is 10 inches and 53 inches drop.

This is all his release points. On average he releases the ball 5.9ft 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 Sliders. On average he releases the ball 6.0ft. from the ground.

This is the release point of all his Changeups. On average he releases the ball 5.8ft. from the ground.

This is the release point of all his Curveballs. On average he releases the ball 6.0ft. 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