Mithrandir Metrics
Player Milwaukee Brewers Refreshed Jun 1 06:00 AM ET
Player profile / Milwaukee Brewers

Logan Henderson

P profile with live context, projection links, and Mithrandir card history when available.

Cards
5
Modules
1
Live Δ
yes
Club Milwaukee Brewers Position P Roster Injured 15-Day Status IL-15
Rolling projection

Preseason / current pace / Bayesian update

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

2026-06-01
ERA preseason3.63
ERA current pace2.74
ERA rolling p503.37
Observed weight29%
ERA
1.63 2.45 3.37 4.29 5.11
FIP
2.73 3.15 3.62 4.09 4.51
K%
24.8% 26.8% 28.9% 31.1% 33.0%
BB%
5.8% 6.9% 8.1% 9.3% 10.4%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%6.1%
85 +48 vs proj
Barrel allowed10.3%
22 -17 vs proj
Fastball velo93.2
28
Hard-hit allowed31.0%
91
K%33.7%
96 +20 vs proj
Whiff%24.0%
59
xwOBA allowed0.270
84 +22 vs proj
Mithrandir+

Stuff+ and arsenal context

Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; missing coverage is shown explicitly.

2026-06-01
Mithrandir Stuff+108
92
Rolling form chart

xwOBA allowed snapshot line

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

9 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA allowed Henderson, Logan · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-23: 0.2702026-05-24: 0.2702026-05-25: 0.2702026-05-26: 0.2702026-05-28: 0.2702026-05-29: 0.2702026-05-30: 0.2702026-05-31: 0.2702026-06-01: 0.270 2026-05-23 2026-06-01 xwOBA allowed MITHRANDIR · CHARTS
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.

4Pitches 2026Season 45%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 Henderson, Logan · Aggregate zone metrics; not pitch-by-pitch locations Edge: 33%33%Zone: 56%56%Whiff: 24%24%Called strike: 14%14%First pitch strike: 60%60%Hard hit allowed: 31%31% 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.

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Henderson, Logan · 2026 arsenal snapshot 4-Seam Fastball: 45.0%Changeup: 31.3%Cutter: 19.5%Slider: 4.2% MIX FF 45%CH 31%FC 19%SL 4% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Henderson, Logan · 2026 arsenal snapshot FF: HB -0.4, IVB 1.1FFCH: HB -1.3, IVB 2.7CHFC: HB -0.1, IVB 2.0FCSL: HB -0.4, IVB 3.8SL horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 44.9% 159 104 limited sample
CH 31.1% 110 114 limited sample
FC 19.5% 69 106 limited sample
SL 4.5% 16 105 limited sample
Method note

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

Reference layer

Current snapshot

Age24
Height6' 0"
Weight209 lb
Debut2025-04-20
Live layer

Delta / regression

ERA Δ-1.44
K% Δ+0.073
Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching52026-05-224-Seam Fastball played up through CH/FC tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202626.4% K | 4.18 ERAProjection
2026-04-04 @ KC2 ER / 3 K2.0 IP