Player

Jack Flaherty

DETPBats RThrows RActive

Season

Matchup

Pitcher DNA

Season identity from stored cubes. Open Fingerprint.

Mix

49.1%

Velocity

87.7 mph

Research indexes

Research scores for 2026. Open Metrics for the decompositions. Not a recommendation.

Pitch Shape

Confidence: HIGH
Pitches: 1,643
Stability: 70.8%

Command

Confidence: MED
Pitches: 1,639
Stability: 39.5%

Deception

Confidence: MED
Pitches: 1,643
Stability: 14.7%

Execution

Confidence: MED
Pitches: 1,639
Stability: 6.4%

Arsenal Synergy

Confidence: MED
Pitches: 1,643
Stability: 49.2%

Mechanical Consistency

Confidence: HIGH
Pitches: 1,643
Stability: 74.6%

Pitch Predictability

Confidence: HIGH
Sequences: 1,254
Stability: 71.4%

Arsenal Separation

Confidence: HIGH
Pitches: 1,643
Stability: 64.5%

Pitcher Adaptability

Confidence: MED
Pitches: 1,643
Stability: 0.0%

Pitch Shape2319 pctl
Command2876 pctl
Deception6367 pctl
Execution3731 pctl
Arsenal Synergy3061 pctl
Mechanical Consistency6071 pctl
Pitch Predictability3278 pctl
Arsenal Separation3287 pctl
Pitcher Adaptability57 pctl

Season neighbors

Archetype and nearest neighbor for 2026 (Overall). Open Similar. Not a recommendation.

Archetype

curve-heavy / low-carry

Nearest

Reynaldo López

ERA

4.59

FIP

4.09

WHIP

1.41

26.2%

BB%

10.8%

K-BB%

15.4%

League percentiles

Qualified pitchers, 2026 (50 IP).

ERA4.5926 pctl
FIP4.0946 pctl
WHIP1.4122 pctl
K%26.2%76 pctl
BB%10.8%18 pctl
K-BB%15.4%65 pctl

Season-over-season

ERA vs FIP across seasons.

Season line

Innings from outs; FIP uses strikeouts, walks, HBP, and home runs.

Year	G	IP	SO	BB	ERA	FIP
2026	19	86.1	102	42	4.59	4.09
2025	31	161.0	188	59	4.64	3.85
2024	28	162.0	194	38	3.17	3.47
2023	29	144.1	148	66	4.99	4.36
2022	9	36.0	33	22	4.25	4.97
2021	17	78.1	85	26	3.22	4.22
2020	9	40.1	49	16	4.91	4.11
2019	33	196.1	231	55	2.75	3.46
2018	28	151.0	182	59	3.34	3.86
2017	6	21.1	20	10	6.33	5.27