A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
Fastball
Sink+
A fastball with sink has low backspin and drops through the strike zone. When thrown down in the zone, it is more likely to generate a higher ground ball percentage and lower launch angle. Sink+ of 100 is MLB average.
Fastball
Rise+
A fastball with rise has a high percentage of backspin. When thrown up in the zone, it is more likely to generate a higher fly ball percentage. Rise+ of 100 is MLB average
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
The maximum speed, in the direction of home plate, that the wrist is traveling. Measured in meters per second (m/s)
Arm Slot
Angle of the forearm relative to the ground between maximum external rotation (MER) and ball release (BR). Which can be a powerful player comparison metric, delivered in degrees.
Knee Extension Velo
The angular velocity of the front knee straightening after foot plant, which provides indicators of velocity potential. Measured in degrees per second.
Deception
The amount of time that the ball is visible to the hitter, after the instant of front foot strike. Measures in milliseconds.
Hip-Shoulder Separation
The difference in angle of between the hips and shoulders, occurring close to the foot plant. Measured in degrees.
Positional Profile: LHP/1B Body: 6-1, 155-pounds. High-waisted. Lanky Levers. Delivery: Stretch only delivery, coils at top of balance point, swings into squared landing, athletic finish. Arm Action: LH. Long, loose arm action out of 3/4 slot. Lively arm FB: T87, 85.2-87.0 mph. Hard arm side run, showed feel. T2022, 1880 average rpm. CB: 66.2-68.3 mph. Decelerated arm action, sweeping action matches arm slot. 10/4 shape, more horizontal than vertical action. T1938, 1887 average rpm. SPLT: 72-75 mph. Mostly straight, maintains some arm speed. Flashed downer action.
2/21/22
One of the bigger surprises of the day was the uncommitted left-handed arm of Daniel Strohm (Geneva, 2022). A senior who’s still on the market, Strohm is a unique southpaw working from a ¾ slot, sitting 85-87 mph with relatively low effort and led all pitchers in horizontal fastball movement, averaging 18 inches of action.
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Positional Profile: LHP/1B
Body: 6-1, 155-pounds. High-waisted. Lanky Levers.
Delivery: Stretch only delivery, coils at top of balance point, swings into squared landing, athletic finish.
Arm Action: LH. Long, loose arm action out of 3/4 slot. Lively arm
FB: T87, 85.2-87.0 mph. Hard arm side run, showed feel. T2022, 1880 average rpm.
CB: 66.2-68.3 mph. Decelerated arm action, sweeping action matches arm slot. 10/4 shape, more horizontal than vertical action. T1938, 1887 average rpm.
SPLT: 72-75 mph. Mostly straight, maintains some arm speed. Flashed downer action.
One of the bigger surprises of the day was the uncommitted left-handed arm of Daniel Strohm (Geneva, 2022). A senior who’s still on the market, Strohm is a unique southpaw working from a ¾ slot, sitting 85-87 mph with relatively low effort and led all pitchers in horizontal fastball movement, averaging 18 inches of action.