Mithrandir Metrics
Player Detroit Tigers Refreshed Jun 1 06:00 AM ET
Player profile / Detroit Tigers

Burch Smith

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

Cards
2
Modules
1
Live Δ
--
Club Detroit Tigers 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 preseason3.87
ERA current pace3.18
ERA rolling p503.69
Observed weight25%
ERA
1.75 2.67 3.69 4.72 5.64
FIP
3.18 3.35 3.54 3.73 3.90
K%
14.0% 17.1% 20.4% 23.8% 26.9%
BB%
4.3% 5.7% 7.3% 8.9% 10.3%
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+99
28
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 43%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 Smith, Burch · Aggregate zone metrics; not pitch-by-pitch locations Edge: 37%37%Zone: 51%51%Whiff: 21%21%Called strike: 18%18%First pitch strike: 45%45%Hard hit allowed: 48%48% 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 Smith, Burch · 2026 arsenal snapshot 4-Seam Fastball: 42.9%Curveball: 24.0%Cutter: 21.8%Changeup: 9.9%Sinker: 1.3% MIX FF 43%CU 24%FC 22%CH 10%SI 1% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Smith, Burch · 2026 arsenal snapshot FF: HB -0.1, IVB 1.2FFCU: HB -0.1, IVB 4.5CUFC: HB -0.0, IVB 2.6FCCH: HB -0.7, IVB 2.9CHSI: HB 0.9, IVB 2.1SI horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 43.6% 125 102 limited sample
CB 25.4% 73 102 limited sample
FC 20.9% 60 100 limited sample
CH 9.4% 27 92 limited sample
SI 0.7% 2 54 limited sample
Method note

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

Reference layer

Current snapshot

Age36
Height6' 4"
Weight225 lb
Debut2013-05-11
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching22026-05-09Stuff and strike quality carried the outing
Projection links / recent games

Available detail

Pitcher Projections 202619.7% K | 4.13 ERAProjection
2026-03-20 @ PHI0 ER / 0 K0.2 IP