Mithrandir Metrics
Player MIA Refreshed Sep 29 06:00 AM ET
Player profile / MIA

Jack Ralston

Player · Bats/Throws R/R · 6' 6", 231 lb · Age 29

Cards
1
Modules
1
Live Δ
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Club MIA Position -- Roster profile Status Healthy / active roster
Traditional line

Season by season

3D Pitch Lab Projections
WLERAGGSSVIPSOWHIP
2026035.71161017.1191.38
1 Seasons035.71161017.1191.38
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.

2026-09-29
23
Pitching
percentile
Arsenal3 metrics
23
Rolling projection

Preseason / current pace / Bayesian update

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

Pending

Rolling player projection appears after current-season Statcast and projection joins refresh.

Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-09-29
Mithrandir+

Stuff+ and arsenal context

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

2026-09-29
Fastball Stuff+99
31
Mithrandir Stuff+100
34
Slider Stuff+92
5
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 51%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 Ralston, Jack · Aggregate zone metrics; not pitch-by-pitch locations Edge: 35%35%Zone: 51%51%Whiff: 17%17%Called strike: 24%24%First pitch strike: 51%51%Hard hit allowed: 37%37% 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 Ralston, Jack · 2026 arsenal snapshot Split-Finger: 50.6%4-Seam Fastball: 26.1%Slider: 23.3% FS51% · 83 mphprimary pitch FS 51%FF 26%SL 23% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Ralston, Jack · 2026 arsenal snapshot 12″24″36″48″ Split-Finger: 51% usage, 3″ horizontal break, 39″ drop, 82.5 mphFS83 mph4-Seam Fastball: 26% usage, 0″ horizontal break, 13″ drop, 93.6 mphFF94 mphSlider: 23% usage, 1″ horizontal break, 38″ drop, 85.4 mphSL85 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 52.6% 61 99 limited sample
SL 47.4% 55 92 limited sample
Method note

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

Reference layer

Current snapshot

MLB bio context is unavailable.
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching12026-09-26Splitter played up through FF/SL tunnel quality
Projection links / recent games

Available detail

No projection links or recent game log rows are available yet.