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Player

Zack Kelly

BOSPBats RThrows RActive
Matchup
Pitcher DNA
Season identity from stored cubes. Open Fingerprint.

Mix

31.0%

Velocity

90.1 mph

Research indexes
Research scores for 2025. Open Metrics for the decompositions. Not a recommendation.

Pitch Predictability

24

Confidence
LOW
Sequences
435
Stability
0.0%

Arsenal Separation

27

Confidence
LOW
Pitches
0
Stability
0.0%

Pitcher Adaptability

10

Confidence
LOW
Pitches
587
Stability
0.0%
  • Pitch Predictability2447 pctl
  • Arsenal Separation2758 pctl
  • Pitcher Adaptability1084 pctl
Season neighbors
Archetype and nearest neighbor for 2025 (Overall). Open Similar. Not a recommendation.

Archetype

low-csw / low-whiff

Nearest

Jayden Murray

ERA

4.58

FIP

3.53

WHIP

1.33

K%

23.0%

BB%

7.9%

K-BB%

15.1%

League percentiles
Qualified pitchers, 2025 (50 IP).
  • ERA4.5823 pctl
  • FIP3.5369 pctl
  • WHIP1.3329 pctl
  • K%23.0%53 pctl
  • BB%7.9%50 pctl
  • K-BB%15.1%56 pctl
Season-over-season
ERA vs FIP across seasons.
Season line
Innings from outs; FIP uses strikeouts, walks, HBP, and home runs.
YearGIPSOBBERAFIP
20261716.11473.313.65
20252835.135124.583.53
20244956.261273.974.84
202389.1683.865.18
20221313.21143.954.28