Mithrandir Metrics
Player Colorado Rockies Refreshed Jun 2 06:00 AM ET
Player profile / Colorado Rockies

Ryan Feltner

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

Cards
8
Modules
1
Live Δ
yes
Club Colorado Rockies 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.

2026-06-02
ERA preseason4.04
ERA current pace6.30
ERA rolling p504.89
Observed weight38%
ERA
3.60 4.21 4.89 5.57 6.18
FIP
3.55 3.88 4.25 4.63 4.96
K%
15.5% 17.4% 19.6% 21.7% 23.6%
BB%
6.8% 7.8% 8.9% 10.0% 11.0%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
Pitching · percentile strip
BB%9.0%
44
Barrel allowed11.3%
13 -48 vs proj
Fastball velo94.8
59
Hard-hit allowed48.1%
6
K%16.7%
13 -28 vs proj
Whiff%22.1%
43
xwOBA allowed0.385
3 -40 vs proj
Mithrandir+

Stuff+ and arsenal context

Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; missing coverage is shown explicitly.

2026-06-02
Mithrandir Stuff+101
42
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 Feltner, Ryan · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-19: 0.3892026-05-21: 0.3892026-05-23: 0.3892026-05-24: 0.3892026-05-25: 0.3892026-05-26: 0.3892026-05-28: 0.3892026-05-29: 0.3892026-05-30: 0.3892026-05-31: 0.3892026-06-01: 0.3852026-06-02: 0.385 2026-05-19 2026-06-02 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.

6Pitches 2026Season 26%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 Feltner, Ryan · Aggregate zone metrics; not pitch-by-pitch locations Edge: 34%34%Zone: 49%49%Whiff: 22%22%Called strike: 13%13%First pitch strike: 38%38%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 Feltner, Ryan · 2026 arsenal snapshot 4-Seam Fastball: 25.6%Slider: 22.8%Changeup: 15.5%Sinker: 15.5%Sweeper: 12.4%Curveball: 8.2% MIX FF 26%SL 23%CH 15%SI 15%ST 12%CU 8% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Feltner, Ryan · 2026 arsenal snapshot FF: HB -0.1, IVB 1.5FFSL: HB -0.1, IVB 2.4SLCH: HB -0.2, IVB 2.6CHSI: HB 0.8, IVB 2.0SIST: HB -0.7, IVB 3.2STCU: HB 0.1, IVB 4.3CU horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 36.2% 118 101 limited sample
FB 23.3% 76 103 limited sample
SI 16.0% 52 100 limited sample
CH 16.0% 52 97 limited sample
CB 8.6% 28 105 limited sample
Method note

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

Reference layer

Current snapshot

Age29
Height6' 4"
Weight200 lb
Debut2021-09-05
Live layer

Delta / regression

ERA Δ+1.90
K% Δ-0.045

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching82026-04-234-Seam Fastball played up through FF/ST tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202621.2% K | 4.40 ERAProjection
2026-04-11 @ SD6 ER / 4 K4.0 IP
2026-04-06 vs HOU4 ER / 1 K5.1 IP
2026-03-31 @ TOR0 ER / 4 K3.0 IP