Mithrandir Metrics
Player Arizona Diamondbacks Refreshed Jun 1 06:00 AM ET
Player profile / Arizona Diamondbacks

Geraldo Perdomo

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

Cards
1
Modules
1
Live Δ
yes
Club Arizona Diamondbacks Position SS 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
xwOBA preseason0.327
xwOBA current pace0.323
xwOBA rolling p500.325
Observed weight53%
xwOBA
0.299 0.311 0.325 0.338 0.350
wOBA
0.303 0.321 0.342 0.362 0.380
ISO
0.110 0.125 0.142 0.158 0.173
K%
10.6% 11.8% 13.1% 14.3% 15.5%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Hitting · percentile strip
BB%14.6%
94
Barrel%2.4%
18
Bat speed62.1
2
Exit velocity85.1
16
Hard-hit%32.0%
20
K%12.6%
93
xBA0.295
26
xSLG0.392
14
xwOBA0.323
61
Defense · percentile strip
Arm Runs0.0 · SS
47
Arm Strength89.2 · SS
77
Outs Above Avg4.0 · SS
93
Range Runs2.5 · SS
81
Baserunning · percentile strip
Base Running Runs1.2 · SS
85
SB Success Rate88.9% · SS
79
Sprint Speed26.8 · SS
36
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
Avoids Bad ChasesST 72.3% · rebadged research
83
Avoids Bad TakesHPT 29.0% · rebadged research
17
Correct Decisions66.2% · rebadged research
49
SEAGER+ Plate Discipline103
63
Resists Breaking - horizontalwOBA 0.286 · borderline
45
Resists Breaking - verticalwOBA 0.276 · insufficient sample
50
Resists ChangeupwOBA 0.260 · validated thin sample
88
Resists Cutters + splitterswOBA 0.303 · insufficient sample
97
Resists FastballwOBA 0.381 · validated
5
Resists SinkerwOBA 0.336 · validated
89
Rolling form chart

xwOBA 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 Perdomo, Geraldo · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-17: 0.3212026-05-19: 0.3212026-05-21: 0.3292026-05-23: 0.3322026-05-24: 0.3312026-05-25: 0.3322026-05-26: 0.3272026-05-28: 0.3242026-05-29: 0.3252026-05-30: 0.3252026-05-31: 0.3262026-06-01: 0.323 2026-05-17 2026-06-01 xwOBA 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 Swing Zone Profile Perdomo, Geraldo · Aggregate zone metrics; not pitch-by-pitch locations Zone: 52%52%Chase: 22%22%Whiff: 10%10%Zone contact: 94%94%Contact: 90%90%Hard hit: 32%32% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Bat tracking

Swing path, attack angle, bat speed

Aggregate Savant bat-tracking metrics; not per-swing motion capture.

2026
Mithrandir Metrics SWING PATH Parameterized Mithrandir chart rendered as SVG for templates and exports. Swing Path Perdomo, Geraldo · aggregate bat-tracking arc Swing tilt 36.0° Length 6.8 ft Ideal path 52% MITHRANDIR · CHARTS
Mithrandir Metrics ATTACK ANGLE Parameterized Mithrandir chart rendered as SVG for templates and exports. Attack Angle Perdomo, Geraldo · aggregate attack vector Attack angle 6.2° Direction +1.5° MITHRANDIR · CHARTS
Mithrandir Metrics BAT SPEED DISTRIBUTION Parameterized Mithrandir chart rendered as SVG for templates and exports. Bat Speed Perdomo, Geraldo · aggregate bat speed marker 60 mph 85 mph Avg bat speed 65.4 mph Hard swing rate 0% Whiff / swing 12% MITHRANDIR · CHARTS
Reference layer

Current snapshot

Age26
Height6' 2"
Weight203 lb
Debut2021-04-03
Live layer

Delta / regression

xwOBA Δ-0.012
wOBA Δ+0.007

negative regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Hitting12026-05-22Impact contact was the main driver
Projection links / recent games

Available detail

Hitter Projections 20260.335 xwOBA | 13 HRProjection
2026-05-20 vs SF0 HR | 3 RBI / 4 Ch | 0 E1-3 | 2B, K, 3 RBI
2026-04-17 vs TOR0 HR | 0 RBI / 7 Ch | 0 E1-4 | 2B, K
2026-04-15 @ BAL0 HR | 0 RBI / 3 Ch | 0 E1-4 | K, R
2026-04-14 @ BAL0 HR | 0 RBI / 4 Ch | 0 E3-4 | K, R, 2 SB
2026-04-13 @ BAL0 HR | 0 RBI / 1 Ch | 0 E0-3 | BB, CS