Mithrandir Metrics
Pitcher projection 2026 Refreshed Sep 26 06:00 AM ET
Pitcher projection / MIN · 2026

Hoffman, Jeff

Run-prevention profile built on workable command

Primary
27.6% K%
Range
23.2% to 40.6%
Live Δ
yes
Team MIN Archetype Offspeed mix artist Age 33 Status IL-15
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.

2026-09-26
68
Pitching
percentile
Pitching9 metrics
68
Arsenal4 metrics
72
Rolling projection

Preseason / current pace / Bayesian update

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

2026-09-26
ERA preseason3.68
ERA current pace3.52
ERA rolling p503.59
Observed weight55%
ERA
1.95 2.73 3.59 4.46 5.24
FIP
1.81 2.30 2.85 3.40 3.89
K%
28.4% 30.5% 32.7% 35.0% 37.1%
BB%
7.2% 8.3% 9.4% 10.6% 11.6%
Current percentile strip

Actual percentile with projection tick

100th = best in MLB.

2026-09-26
Pitching · percentile strip
WHIP1.31
54
ERA3.52
68
BB%10.1%
36 -17 vs proj
K%34.3%
98
xwOBA allowed0.283
82
Barrel allowed8.4%
35
Fastball velo96.3
79
Hard-hit allowed36.8%
63
Whiff%34.3%
99
Mithrandir+

Stuff+ and arsenal context

Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.

2026-09-26
Fastball Stuff+106
78
Mithrandir Stuff+104
69
Slider Stuff+102
50
Sinker Stuff+108
91
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 45%Top usage
ride armside gloveside +Arsenal gap +Shape contrast
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 Hoffman, Jeff · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 0.283 2026-09-12: 0.2862026-09-13: 0.2852026-09-14: 0.2852026-09-18: 0.2792026-09-19: 0.2792026-09-20: 0.2792026-09-21: 0.2782026-09-22: 0.2782026-09-23: 0.2832026-09-24: 0.2832026-09-25: 0.2832026-09-26: 0.283 2026-09-12 2026-09-26 xwOBA allowed MITHRANDIR · CHARTS
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 Hoffman, Jeff · Aggregate zone metrics; not pitch-by-pitch locations Edge: 36%36%Zone: 42%42%Whiff: 34%34%Called strike: 15%15%First pitch strike: 50%50%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 Hoffman, Jeff · 2026 arsenal snapshot Slider: 44.7%4-Seam Fastball: 31.1%Split-Finger: 19.8%Sinker: 4.4% SL45% · 87 mphprimary pitch SL 45%FF 31%FS 20%SI 4% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Hoffman, Jeff · 2026 arsenal snapshot 12″24″36″48″ Slider: 45% usage, 1″ horizontal break, 37″ drop, 86.5 mphSL87 mph4-Seam Fastball: 31% usage, 3″ horizontal break, 13″ drop, 96.4 mphFF96 mphSplit-Finger: 20% usage, 12″ horizontal break, 32″ drop, 89.4 mphFS89 mphSinker: 4% usage, 13″ horizontal break, 17″ drop, 96.1 mphSI96 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 53.4% 330 102 qualified
FB 41.3% 255 106 qualified
SI 5.3% 33 108 limited sample
Method note

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

Model read

Projection notes

1
templated note
Volume stays relief-shaped even when the bat-miss traits are strong.
2
templated note
Home park gives the run-prevention profile a small HR cushion.
3
templated note
Primary mix entering the season: 4-Seam Fastball 37%, Slider 31%, Split-Finger 24%.
Live context

Current-season signal

ERA Δ+0.34
K% Δ+0.068
Sample66.3 IP

positive regression

Projection table

Point projection and range

MetricPointRangeHalf-width
Innings41.4----
Batters Faced171----
K%27.6%23.2% to 40.6%+/- 8.7%
BB%8.7%4.5% to 12.5%+/- 4.0%
Whiff%27.4%24.9% to 36.2%+/- 5.6%
HR/91.250.48 to 2.07+/- 0.79
xwOBA Against0.2940.235 to 0.366+/- 0.066
Barrel% Allowed8.5%3.7% to 13.8%+/- 5.0%
ERA3.181.65 to 6.29+/- 2.32
FIP3.571.96 to 4.89+/- 1.46
WHIP1.1330.849 to 1.533+/- 0.342
Platoon / Shape
vs LHH

1196 career BF

xwOBA0.269
K%30.4%
BB%8.7%
Barrel10.5%
vs RHH

1344 career BF

xwOBA0.264
K%29.6%
BB%6.9%
Barrel8.6%