Mithrandir Metrics
Player New York Yankees Refreshed Jun 1 06:00 AM ET
Player profile / New York Yankees

Jake Bird

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

Cards
0
Modules
0
Live Δ
yes
Club New York Yankees 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 preseason4.00
ERA current pace4.76
ERA rolling p504.20
Observed weight27%
ERA
2.31 3.21 4.20 5.20 6.09
FIP
3.15 3.43 3.73 4.04 4.31
K%
18.8% 21.5% 24.5% 27.5% 30.2%
BB%
5.9% 7.3% 8.9% 10.5% 12.0%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%6.7%
77 +42 vs proj
Barrel allowed7.4%
55
Fastball velo94.6
55
Hard-hit allowed37.0%
65
K%29.2%
89 +35 vs proj
Whiff%31.0%
91 +27 vs proj
xwOBA allowed0.307
56 -19 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+106
79
Rolling form chart

xwOBA allowed snapshot line

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

1 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA allowed Bird, Jake · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-06-01: 0.307 2026-06-01 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 40%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 Bird, Jake · Aggregate zone metrics; not pitch-by-pitch locations Edge: 40%40%Zone: 54%54%Whiff: 31%31%Called strike: 23%23%First pitch strike: 61%61%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.

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Bird, Jake · 2026 arsenal snapshot Sweeper: 40.3%Sinker: 29.9%Curveball: 14.9%4-Seam Fastball: 14.9% MIX ST 40%SI 30%CU 15%FF 15% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Bird, Jake · 2026 arsenal snapshot ST: HB -0.7, IVB 2.7STSI: HB 0.9, IVB 2.4SICU: HB 0.3, IVB 4.3CUFF: HB -0.0, IVB 1.5FF horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 40.2% 113 109 limited sample
SI 30.6% 86 105 limited sample
CB 14.6% 41 102 limited sample
FB 14.6% 41 95 limited sample
Method note

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

Reference layer

Current snapshot

Age30
Height6' 3"
Weight215 lb
Debut2022-06-16
Live layer

Delta / regression

ERA Δ+0.43
K% Δ+0.065
Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
No Mithrandir card history is available for this player yet.
Projection links / recent games

Available detail

Pitcher Projections 202622.7% K | 4.36 ERAProjection
2026-05-20 vs TOR0 ER / 1 K1.0 IP
2026-04-13 vs LAA3 ER / 1 K1.0 IP
2026-04-07 vs ATH0 ER / 1 K0.2 IP
2026-04-05 vs MIA3 ER / 0 K0.0 IP
2026-04-03 vs MIA0 ER / 2 K1.0 IP