Mithrandir Metrics
Pitcher projection 2026 Refreshed Sep 5 06:00 AM ET
Pitcher projection / PIT · 2026

Ramírez, Yohan

Late-inning arm with usable miss-bat shape

Primary
24.5% K%
Range
17.1% to 31.5%
Live Δ
yes
Team PIT Archetype Balanced reliever 2 Age 31 Status Healthy / active roster
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.

2026-09-05
60
Pitching
percentile
Pitching9 metrics
71
Arsenal5 metrics
52
Rolling projection

Preseason / current pace / Bayesian update

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

2026-09-05
ERA preseason4.41
ERA current pace3.31
ERA rolling p503.77
Observed weight58%
ERA
1.83 2.75 3.77 4.80 5.72
FIP
2.22 2.82 3.49 4.16 4.76
K%
22.7% 24.3% 26.2% 28.1% 29.7%
BB%
9.2% 10.2% 11.3% 12.5% 13.5%
Current percentile strip

Actual percentile with projection tick

100th = best in MLB.

2026-09-05
Pitching · percentile strip
WHIP1.32
54
ERA3.31
73
BB%12.9%
13 -35 vs proj
K%27.3%
83 +16 vs proj
xwOBA allowed0.286
80 +21 vs proj
Barrel allowed4.8%
89 +47 vs proj
Fastball velo96.5
80
Hard-hit allowed31.4%
92
Whiff%25.8%
73
Mithrandir+

Stuff+ and arsenal context

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

2026-09-05
Mithrandir Stuff+103
61
Slider Stuff+104
69
Curveball Stuff+101
30
Fastball Stuff+101
38
Sinker Stuff+103
60
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.

7Pitches 2026Season 41%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 Ramírez, Yohan · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 0.286 2026-08-25: 0.2892026-08-26: 0.2892026-08-27: 0.2892026-08-28: 0.2892026-08-29: 0.2892026-08-30: 0.2882026-08-31: 0.2882026-09-01: 0.2882026-09-02: 0.2892026-09-03: 0.2892026-09-04: 0.2862026-09-05: 0.286 2026-08-25 2026-09-05 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 Ramírez, Yohan · Aggregate zone metrics; not pitch-by-pitch locations Edge: 36%36%Zone: 46%46%Whiff: 26%26%Called strike: 18%18%First pitch strike: 50%50%Hard hit allowed: 31%31% 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 Ramírez, Yohan · 2026 arsenal snapshot Sweeper: 41.0%Sinker: 24.0%4-Seam Fastball: 22.8%Curveball: 11.6%Changeup: 0.5%Slider: 0.1% ST41% · 84 mphprimary pitch ST 41%SI 24%FF 23%CU 12%CH 0%SL 0% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Ramírez, Yohan · 2026 arsenal snapshot 12″24″36″48″ Sweeper: 41% usage, 2″ horizontal break, 36″ drop, 84.2 mphST84 mphSinker: 24% usage, 8″ horizontal break, 24″ drop, 96.3 mphSI96 mph4-Seam Fastball: 23% usage, 4″ horizontal break, 16″ drop, 96.6 mphFF97 mphCurveball: 12% usage, 11″ horizontal break, 45″ drop, 84.3 mphCU84 mphChangeup: 0% usage, 11″ horizontal break, 29″ drop, 88.7 mphCH89 mphSlider: 0% usage, 6″ horizontal break, 34″ drop, 87.8 mphSL88 mphUnknown: 0% usage, 14″ horizontal break, 43″ drop, 70.1 mphUN70 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 43.2% 356 104 qualified
FB 22.3% 184 101 limited sample
SI 22.2% 183 103 limited sample
CB 12.2% 101 101 limited sample
CH 0.1% 1 64 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.
pitcher
2
templated note
Home park gives the run-prevention profile a small HR cushion.
pitcher
3
templated note
Primary mix entering the season: 4-Seam Fastball 43%, Sweeper 25%, Curveball 19%.
pitcher
Live context

Current-season signal

ERA Δ-1.18
K% Δ+0.029
Sample76.0 IP

positive regression

Projection table

Point projection and range

MetricPointRangeHalf-width
Innings35.5----
Batters Faced166----
K%24.5%17.1% to 31.5%+/- 7.2%
BB%9.1%5.5% to 13.3%+/- 3.9%
Whiff%24.0%18.6% to 30.8%+/- 6.1%
HR/91.030.52 to 1.98+/- 0.73
xwOBA Against0.3060.255 to 0.392+/- 0.069
Barrel% Allowed8.0%4.5% to 12.9%+/- 4.2%
ERA4.422.50 to 7.93+/- 2.71
FIP3.822.19 to 5.73+/- 1.77
WHIP1.3281.046 to 1.829+/- 0.392
Platoon / Shape
vs LHH

382 career BF

xwOBA0.320
K%20.4%
BB%10.2%
Barrel9.1%
vs RHH

604 career BF

xwOBA0.303
K%20.9%
BB%7.6%
Barrel8.4%