Mithrandir Metrics
Player Tampa Bay Rays Refreshed Sep 1 06:00 AM ET
Player profile / Tampa Bay Rays

Kenny Piper

C · Bats/Throws R/R · 5' 10", 190 lb · Age 28

Cards
2
Modules
1
Live Δ
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Club Tampa Bay Rays Position C Roster Current MLB team Status Healthy / active roster
Traditional line

Season by season

3D Swing Sim Projections
PARHHRSBAVGOBPSLGOPS
2026103211.222.300.556.856
1 Seasons103211.222.300.556.856
At a glance

Season percentile report

The headline weighs outcome stats (xwOBA, barrels); each bar averages its full strip group below. 100 = best in MLB.

2026-09-01
32
Offense
percentile
Plate skills6 metrics
32
Rolling projection

Preseason / current pace / Bayesian update

Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.

2026-09-01
xwOBA preseason0.264
xwOBA current pace0.241
xwOBA rolling p500.263
Observed weight4%
xwOBA
0.154 0.205 0.263 0.320 0.371
wOBA
0.165 0.258 0.360 0.462 0.555
ISO
0.000 0.045 0.100 0.154 0.203
K%
12.0% 18.4% 25.4% 32.4% 38.7%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-09-01
Defense · percentile strip
Blocking Runs-0.2 · C
Small sample
Catcher Throwing0.2 · C
Small sample
Framing Runs-0.0 · C
Small sample
Pop Time1.9 · C
Small sample
Baserunning · percentile strip
Sprint Speed25.9 · C
Small sample
Mithrandir+

Plate skills: swing decisions and pitch-type resistance

Our research metrics for how this hitter controls the strike zone and handles each pitch family.

2026-09-01
Avoids Bad ChasesST 60.0% · rebadged research
23
Avoids Bad TakesHPT 33.3% · rebadged research
6
Correct Decisions68.2% · rebadged research
73
Resists Breaking - horizontalwOBA 0.289 · borderline
51
Resists FastballwOBA 0.350 · validated
27
SEAGER+ Plate Discipline88
10
Rolling form chart

xwOBA allowed snapshot line

Live snapshot series; true 50/100 PA windows require PA-level logs

0 snapshots
No chart yet

No Live State xwOBA snapshots are available for this player.

Spray profile

Field-coordinate spray profile

6 Statcast batted-ball coordinates from the pitch-event feed (2026, 2025). Direction profile remains as the v1 context layer when coordinate density is limited.

Mithrandir Metrics SPRAY CHART Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Spray Chart Piper, Kenny · Statcast batted-ball landing coordinates Left field third: 50% of plotted batted ballsPull 50%Center field third: 50% of plotted batted ballsCenter 50%Right field third: 0% of plotted batted ballsOppo 0% LF 318 CF 408 RF 314 2026-08-21 · home run · FF · fly_ball · EV 102.5 / LA 32.02026-08-22 · field out · SL · ground_ball · EV 69.1 / LA 5.02025-03-15 · single · pitch · line_drive2025-03-17 · field out · FF · popup · EV 94.2 / LA 68.02025-03-22 · single · pitch · line_drive2025-03-22 · triple · pitch · line_drive 1B2B3BHROut Zone shading = batted-ball density by field third · hover dots for date, pitch, EV, and LA. MITHRANDIR · CHARTS
Zone profile

Aggregate zone heatmap

Aggregate zone metrics from seasonal Statcast leaderboards.

Mithrandir Metrics ZONE HEATMAP Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Swing Zone Profile Piper, Kenny · Aggregate zone metrics; not pitch-by-pitch locations Zone: 61%61%Chase: 18%18%Whiff: 28%28%Zone contact: 77%77%Contact: 72%72%Hard hit: 33%33% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Reference layer

Current snapshot

Age28
Height5' 10"
Weight190 lb
Debut2026-08-03
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Fielding22026-08-221 chances | 0 difficult plays | Run Exp -0.095
Projection links / recent games

Available detail

Hitter Projections 20260.297 xwOBA | 6 HRProjection