Mithrandir Metrics
Player San Francisco Giants Refreshed Jun 1 06:00 AM ET
Player profile / San Francisco Giants

Logan Webb

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

Cards
12
Modules
1
Live Δ
yes
Club San Francisco Giants 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 preseason3.49
ERA current pace5.06
ERA rolling p504.29
Observed weight51%
ERA
3.32 3.78 4.29 4.80 5.25
FIP
2.87 3.13 3.41 3.70 3.96
K%
18.5% 20.0% 21.6% 23.2% 24.7%
BB%
4.9% 5.6% 6.3% 7.1% 7.8%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%7.6%
65 -22 vs proj
Barrel allowed7.5%
53
Fastball velo92.3
20
Hard-hit allowed47.7%
8
K%20.1%
32 -15 vs proj
Whiff%19.6%
20
xwOBA allowed0.330
37
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+104
65
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 Webb, Logan · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.3362026-05-19: 0.3362026-05-21: 0.3362026-05-23: 0.3362026-05-24: 0.3362026-05-25: 0.3362026-05-26: 0.3362026-05-28: 0.3362026-05-29: 0.3362026-05-30: 0.3362026-05-31: 0.3302026-06-01: 0.330 2026-05-17 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.

5Pitches 2026Season 37%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 Webb, Logan · Aggregate zone metrics; not pitch-by-pitch locations Edge: 39%39%Zone: 44%44%Whiff: 20%20%Called strike: 16%16%First pitch strike: 46%46%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 Webb, Logan · 2026 arsenal snapshot Sinker: 36.9%Changeup: 22.5%Sweeper: 20.7%Cutter: 10.0%4-Seam Fastball: 10.0% MIX SI 37%CH 22%ST 21%FC 10%FF 10% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Webb, Logan · 2026 arsenal snapshot SI: HB 0.3, IVB 2.6SICH: HB -0.3, IVB 3.5CHST: HB 0.3, IVB 3.2STFC: HB -0.0, IVB 2.2FCFF: HB -0.3, IVB 1.8FF horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SI 38.4% 281 102 qualified
CH 22.7% 166 110 limited sample
SL 20.7% 151 104 limited sample
FB 10.3% 75 94 limited sample
FC 7.9% 58 99 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' 2"
Weight221 lb
Debut2019-08-17
Live layer

Delta / regression

ERA Δ+1.54
K% Δ-0.017

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching122026-05-05Sinker played up through SI/ST tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202621.8% K | 3.52 ERAProjection
2026-04-17 @ WSH4 ER / 6 K6.0 IP
2026-04-11 @ BAL4 ER / 6 K6.0 IP
2026-04-05 vs NYM1 ER / 3 K7.0 IP
2026-03-31 @ SD3 ER / 5 K6.0 IP
2026-03-25 vs NYY6 ER / 7 K5.0 IP