Mithrandir Metrics
Player Los Angeles Angels Refreshed Jun 1 06:00 AM ET
Player profile / Los Angeles Angels

Kirby Yates

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

Cards
0
Modules
0
Live Δ
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Club Los Angeles Angels Position P Roster Active Status Healthy / active roster
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 preseason4.04
ERA current pace3.68
ERA rolling p503.99
Observed weight13%
ERA
1.74 2.81 3.99 5.18 6.25
FIP
2.39 3.11 3.91 4.72 5.44
K%
23.6% 26.7% 30.3% 33.8% 37.0%
BB%
6.3% 8.2% 10.3% 12.3% 14.2%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
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+98
21
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.

3Pitches 2026Season 61%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 Yates, Kirby · Aggregate zone metrics; not pitch-by-pitch locations Edge: 43%43%Zone: 46%46%Whiff: 25%25%Called strike: 18%18%First pitch strike: 37%37%Hard hit allowed: 47%47% 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 Yates, Kirby · 2026 arsenal snapshot 4-Seam Fastball: 60.7%Split-Finger: 34.5%Sweeper: 4.8% MIX FF 61%FS 34%ST 5% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Yates, Kirby · 2026 arsenal snapshot FF: HB -0.1, IVB 1.7FFFS: HB -0.1, IVB 3.4FSST: HB 0.4, IVB 4.2ST horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 94.3% 82 95 limited sample
SL 5.7% 5 93 limited sample
Method note

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

Reference layer

Current snapshot

Age39
Height5' 10"
Weight205 lb
Debut2014-06-07
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 202627.1% K | 4.01 ERAProjection
2026-05-20 vs ATH1 ER / 1 K0.2 IP