Mithrandir Metrics
Player Texas Rangers Refreshed Jun 14 06:00 AM ET
Player profile / Texas Rangers

Robby Ahlstrom

P · Bats/Throws L/L · 6' 3", 195 lb · Age 26

Cards
0
Modules
0
Live Δ
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Club Texas Rangers Position P Roster Active Status Healthy / active roster
Traditional line

Season by season

3D Pitch Lab Projections
WLERAGGSSVIPSOWHIP
2026000.005006.040.83
1 Seasons000.005006.040.83
Rolling projection

Preseason / current pace / Bayesian update

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

2026-06-14
ERA preseason3.19
ERA current pace0.00
ERA rolling p502.95
Observed weight7%
ERA
0.73 1.78 2.95 4.12 5.17
FIP
1.18 2.42 3.81 5.19 6.43
K%
7.1% 11.7% 16.7% 21.8% 26.3%
BB%
1.5% 3.4% 5.5% 7.6% 9.5%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-14
Insufficient sample

Percentile strips appear after the current-season sample clears the threshold.

Mithrandir+

Stuff+ and arsenal context

How nasty this pitcher's stuff grades in our pitch-level model. Missing coverage is shown explicitly.

2026-06-14
Stuff+ pending

No current Stuff+ row is available for this pitcher in the latest daily scoring artifact.

Rolling form chart

xwOBA allowed snapshot line

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

0 snapshots
No chart yet

No Live State xwOBA snapshots are available for this player.

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 Ahlstrom, Robby · Aggregate zone metrics; not pitch-by-pitch locations Edge: 47%47%Zone: 47%47%Whiff: 18%18%Called strike: 19%19%First pitch strike: 53%53%Hard hit allowed: 50%50% 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.

Watch the pitches in 3D →

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Ahlstrom, Robby · 2026 arsenal snapshot Slider: 35.7%4-Seam Fastball: 24.3%Sinker: 24.3%Curveball: 8.6%Changeup: 7.1% SL36% · 87 mphprimary pitch SL 36%FF 24%SI 24%CU 9%CH 7% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Ahlstrom, Robby · 2026 arsenal snapshot 12″24″36″48″ Slider: 36% usage, 2″ horizontal break, 33″ drop, 86.5 mphSL87 mph4-Seam Fastball: 24% usage, 2″ horizontal break, 13″ drop, 95.0 mphFF95 mphSinker: 24% usage, 13″ horizontal break, 17″ drop, 95.5 mphSI96 mphCurveball: 9% usage, 5″ horizontal break, 46″ drop, 81.0 mphCU81 mphChangeup: 7% usage, 7″ horizontal break, 28″ drop, 87.4 mphCH87 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
Reference layer

Current snapshot

Age26
Height6' 3"
Weight195 lb
Debut2026-06-03
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

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

Available detail

Pitcher Projections 202621.7% K | 4.00 ERAProjection