Mithrandir Metrics
Player Washington Nationals Refreshed Jul 16 06:00 AM ET
Player profile / Washington Nationals

Ken Waldichuk

P · Bats/Throws L/L · 6' 4", 220 lb · Age 28

Cards
0
Modules
0
Live Δ
--
Club Washington Nationals Position P Roster Injured 60-Day Status Healthy / active roster
Traditional line

Season by season

3D Pitch Lab Projections
WLERAGGSSVIPSOWHIP
2022224.9377034.2331.21
2023495.3635221141.01321.56
2026006.755009.181.50
3 Seasons6115.3547291185.01731.49
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.

2026-07-16
19
Pitching
percentile
Arsenal5 metrics
19
Rolling projection

Preseason / current pace / Bayesian update

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

2026-07-16
ERA preseason4.34
ERA current pace6.75
ERA rolling p504.78
Observed weight18%
ERA
3.31 4.01 4.78 5.55 6.25
FIP
3.72 4.27 4.88 5.49 6.05
K%
16.5% 18.2% 20.1% 22.0% 23.8%
BB%
6.4% 7.8% 9.3% 10.8% 12.2%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-07-16
Mithrandir+

Stuff+ and arsenal context

How nasty this pitcher's stuff grades in our pitch-level model. Missing coverage is shown explicitly.

2026-07-16
Curveball Stuff+102
47
Cutter Stuff+99
26
Fastball Stuff+87
2
Mithrandir Stuff+94
10
Slider Stuff+95
11
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.

Optimization map

Arsenal optimization map

Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.

5Pitches 2026Season 35%Top usage
ride armside gloveside +Arsenal gap +Shape contrast
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 Pitch Zone Profile Waldichuk, Ken · Aggregate zone metrics; not pitch-by-pitch locations Edge: 33%33%Zone: 43%43%Whiff: 22%22%Called strike: 15%15%First pitch strike: 42%42%Hard hit allowed: 33%33% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Pitch arsenal

Usage mix, movement map, and Stuff+ composition

2026 pitch-level arsenal aggregates; current season takes over after 100 tracked pitches across at least 2 pitch types. Descriptive pitch-type Stuff+ composition. Not a promoted predictive metric.

Watch the pitches in 3D →

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Waldichuk, Ken · 2026 arsenal snapshot Curveball: 34.9%4-Seam Fastball: 32.8%Cutter: 23.4%Sweeper: 6.2%Changeup: 2.6% CU35% · 82 mphprimary pitch CU 35%FF 33%FC 23%ST 6%CH 3% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Waldichuk, Ken · 2026 arsenal snapshot 12″24″36″48″ Curveball: 35% usage, 4″ horizontal break, 45″ drop, 81.6 mphCU82 mph4-Seam Fastball: 33% usage, 1″ horizontal break, 14″ drop, 93.3 mphFF93 mphCutter: 23% usage, 1″ horizontal break, 28″ drop, 87.6 mphFC88 mphSweeper: 6% usage, 0″ horizontal break, 36″ drop, 84.4 mphST84 mphChangeup: 3% usage, 16″ horizontal break, 27″ drop, 85.1 mphCH85 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
CB 40.9% 61 102 limited sample
FB 32.9% 49 87 limited sample
FC 18.1% 27 99 limited sample
SL 6.7% 10 95 limited sample
CH 1.3% 2 91 limited sample
Method note

Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.

Reference layer

Current snapshot

Age28
Height6' 4"
Weight220 lb
Debut2022-09-01
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
No Mithrandir card history is available for this player yet.
Projection links / recent games

Available detail

Pitcher Projections 202620.3% K | 4.48 ERAProjection
2026-04-12 @ MIL1 ER / 1 K1.2 IP
2026-04-06 vs STL3 ER / 2 K2.1 IP
2026-04-03 vs LAD1 ER / 3 K2.0 IP
2026-03-31 @ PHI0 ER / 0 K2.0 IP