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RP#52PHIAdvanced data
Jonathan Bowlan
Relief pitcher
6' 6" · 240 lbs · 29 yo
Form Line · next game · as of Jul 31
1K▼ -0.1vs pace (1.1)
typical range (~68%) 0–2 · on 40 games
ER0.3+0
The One's forward projection vs the player's own season pace — not a grade, not accuracy-tested. What is Form Line?
Live · @ BAL
Baltimore Orioles
PHI @ BAL
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Statcast fingerprint
Jonathan Bowlan
MLB percentile · n=406
- xwOBA95
- xBA92
- xSLG91
- Barrel %84
- Hard-hit %87
- Exit velo96
- Whiff %95
- Chase %85
- K %92
- BB %85
Elite exit-velo suppression (96th pct) — no real holes.
Statcast · 2026 season
The advanced layer
Expected stats, sabermetric context, and rate metrics straight from the MLB Stats API. Each bar is calibrated against league benchmark ranges, not season percentiles — so the position is stable even on a small sample.
PITCHING
Run prevention
40 G · 0 GS · 37.2 IP
Run prevention
ERA3.11
5.502.50
FIP2.97
5.003.00
xFIP2.80
5.003.00
WHIP1.01
1.551.00
Stuff & control
K/910.8
6.012.0
BB/92.1
4.52.0
HR/90.96
1.600.70
K%30.0%
18.0%30.0%
BB%6.0%
11.0%5.0%
Quality of contact
BABIP—
.270.330
GO/AO1.32
0.801.60
Pitch mix
Arsenal
2026 · 608 pitches
PitchUseWhiffRV/100
- 4-Seam Fastball44%40%+2.1
- Slider18%41%-0.7
- Changeup15%31%-0.3
- Sinker12%8%-1.0
- Sweeper9%29%-0.3
RV/100 is pitcher-side — negative is a pitch that saved runs.
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