Jack Flaherty
DET • P • Throws R • 2026 Season
Yahoo eligible: SP
Value
Standard score (σ), not a percentile, vs all qualified pitchers — 0 = average, +1 = one standard deviation above the mean. Built from 5x5 category z-scores (like Baseball Monster).
Consensus Rank
Composite of 1 in-season expert ranking sources (FantasyPros ROS consensus + Pitcher List) — blended so it matches no single site, ranked among pitchers (lower = better).
Control & Efficiency
Strike-throwing and length profile — drives the Likely-QS / High-K/BB start flags. The bar under each stat is this pitcher's percentile vs 207 qualified MLB starters (100th = best — already direction-adjusted, so a low BB% or P/PA scores high).
Arsenal
Throwing hand and pitch mix (share of pitches thrown) — the traits the matchup ratings below weigh against each opponent's splits.
Primary pitch: 4-Seam Fastball (53%)
Season Stats
The big number is the actual stat. The bar below it is this pitcher's percentile vs 385 qualified MLB pitchers (≥30 IP) this season — 100th = best, direction-adjusted (a low ERA/WHIP/BB scores high).
Splits & Tendencies
How this pitcher fares by batter hand, venue, opponent lineup quality (elite→poor offenses), and over the last 30 days. Lower ERA/WHIP is better; OPS-against shows for the hand/venue splits. Hover a tag for the numbers.
| Split | IP | ERA | WHIP | K/9 | BB/9 | OPS-agst |
|---|---|---|---|---|---|---|
| vs LHB | 47.1 | — | 1.48 | 9.5 | 5.5 | .731 |
Luck Factor
How much this pitcher's results are outrunning or trailing the quality of what actually happened — league-relative. Hover a meter for the inputs.
Next 3 Starts
Confirmed = announced probable; Projected = inferred from the rotation (every ~5th team game) and subject to change.
Game Log (19 games)
| Date | Opp | Dec | IP | H | R | ER | BB | SO | HR | P |
|---|---|---|---|---|---|---|---|---|---|---|
| Jul 20 | @ Chicago Cubs | - | 4 | 4 | 3 | 3 | 2 | 4 | 2 | 82 |
| Jul 10 | vs Philadelphia Phillies | W | 6 | 2 | 2 | 2 | 3 | 6 | 1 | 86 |
| Jul 4 | @ Texas Rangers | W | 5.2 | 3 | 0 | 0 | 0 | 5 | 0 | 88 |
| Jun 28 | vs Houston Astros | - | 5 | 2 | 0 | 0 | 3 | 9 | 0 | 94 |
| Jun 12 | @ Cleveland Guardians | L | 3 | 3 | 2 | 2 | 1 | 1 | 0 | 63 |
| Jun 7 | vs Seattle Mariners | - | 5 | 6 | 3 | 3 | 1 | 7 | 0 | 87 |
| Jun 2 | @ Tampa Bay Rays | W | 5 | 5 | 0 | 0 | 2 | 6 | 0 | 94 |
| May 28 | vs Los Angeles Angels | L | 5.2 | 6 | 3 | 3 | 1 | 9 | 0 | 91 |
| May 22 | @ Baltimore Orioles | L | 3.1 | 8 | 6 | 3 | 0 | 7 | 2 | 78 |
| May 17 | vs Toronto Blue Jays | L | 6 | 5 | 4 | 4 | 0 | 4 | 1 | 90 |
| May 12 | @ New York Mets | L | 3.2 | 6 | 3 | 3 | 3 | 2 | 0 | 97 |
| May 6 | vs Boston Red Sox | L | 5 | 3 | 4 | 2 | 1 | 10 | 0 | 96 |
| May 1 | vs Texas Rangers | - | 3.2 | 5 | 4 | 4 | 3 | 4 | 1 | 91 |
| Apr 25 | @ Cincinnati Reds | L | 2 | 5 | 6 | 6 | 2 | 4 | 3 | 68 |
| Apr 20 | @ Boston Red Sox | - | 3.1 | 3 | 2 | 0 | 6 | 3 | 0 | 73 |
| Apr 15 | vs Kansas City Royals | - | 6 | 2 | 1 | 1 | 3 | 7 | 0 | 97 |
| Apr 9 | @ Minnesota Twins | - | 5.2 | 5 | 1 | 1 | 3 | 6 | 1 | 89 |
| Apr 4 | vs St. Louis Cardinals | - | 4 | 3 | 5 | 5 | 4 | 6 | 0 | 86 |
| Mar 28 | @ San Diego Padres | L | 4.1 | 4 | 3 | 2 | 4 | 2 | 0 | 89 |