Mithrandir Metrics
Player Los Angeles Angels Refreshed Jul 19 06:00 AM ET
Player profile / Los Angeles Angels

Kirby Yates

P · Bats/Throws L/R · 5' 10", 205 lb · Age 39

Cards
0
Modules
0
Live Δ
yes
Club Los Angeles Angels Position P Roster Active Status Healthy / active roster
Traditional line

Season by season

3D Pitch Lab Projections
WLERAGGSSVIPSOWHIP
2024721.176103361.2850.83
2025435.23500341.1521.33
2026053.74250321.2281.06
12 Seasons30293.384970101474.16511.13
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.

2026-07-19
77
Pitching
percentile
Pitching9 metrics
57
Arsenal2 metrics
33
Rolling projection

Preseason / current pace / Bayesian update

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

2026-07-19
ERA preseason4.04
ERA current pace3.00
ERA rolling p503.75
Observed weight28%
ERA
1.77 2.71 3.75 4.78 5.72
FIP
2.31 2.95 3.65 4.35 4.98
K%
24.6% 27.3% 30.3% 33.3% 36.0%
BB%
6.3% 7.9% 9.7% 11.4% 13.0%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-07-19
Pitching · percentile strip
WHIP1.03
88
ERA3.00
76
BB%8.5%
53 +23 vs proj
K%30.9%
95 +16 vs proj
xwOBA allowed0.289
74
Barrel allowed9.3%
27
Fastball velo90.8
6
Hard-hit allowed50.0%
2
Whiff%30.9%
93
Mithrandir+

Stuff+ and arsenal context

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

2026-07-19
Fastball Stuff+99
28
Mithrandir Stuff+101
39
Rolling form chart

xwOBA allowed snapshot line

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

12 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA allowed Yates, Kirby · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 0.289 2026-07-08: 0.2712026-07-09: 0.2712026-07-10: 0.2712026-07-11: 0.2732026-07-12: 0.2792026-07-13: 0.2792026-07-14: 0.2792026-07-15: 0.2792026-07-16: 0.2792026-07-17: 0.2792026-07-18: 0.2792026-07-19: 0.289 2026-07-08 2026-07-19 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.

3Pitches 2026Season 65%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: 38%38%Zone: 46%46%Whiff: 31%31%Called strike: 15%15%First pitch strike: 48%48%Hard hit allowed: 50%50% 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 Yates, Kirby · 2026 arsenal snapshot 4-Seam Fastball: 65.3%Split-Finger: 32.8%Sweeper: 1.9% FF65% · 91 mphprimary pitch FF 65%FS 33%ST 2% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Yates, Kirby · 2026 arsenal snapshot 15″30″45″60″ 4-Seam Fastball: 65% usage, 1″ horizontal break, 20″ drop, 90.8 mphFF91 mphSplit-Finger: 33% usage, 1″ horizontal break, 40″ drop, 84.5 mphFS84 mphSweeper: 2% usage, 4″ horizontal break, 51″ drop, 75.1 mphST75 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 96.1% 123 99 limited sample
SL 3.9% 5 94 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

ERA Δ-1.01
K% Δ+0.038
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