2
HRs allowed
22.2%
HR rate (pool)
3.7%
Overall HR/FB
3.46
FIP
3.57
xFIP
-0.11
FIP − xFIP gap
Leak meter
STINGY
LEAKY
3
season HR/FB pctile vs MLB pitchers — higher = more HR-prone
Tonight's read
vulnerability percentile · model flags
no model flags today
Vulnerability 3th pctile (season HR/FB pctile vs MLB pitchers)
Where he leaks
quality of contact allowed · season
Barrel% allowed
33.3%
Hard-Hit% allowed
77.8%
Fly-ball rate
—
avg HR 107.1 EV · 413 ft
max EV allowed 112.0
Batted-ball xSLG splits and HR spray direction aren't tracked for pitchers yet.
Recent form
HR allowed by scored game day
Not enough scored game days for a trend line yet.
7D · 2 HR
15D · 2 HR
30D · 2 HR
Dot size = HRs allowed that game day · scored pool only.
Threat Matrix
tonight's lineup × his arsenal families
No lineup yet — the Threat Matrix fills in when today's slate lists batters against Cesar Perdomo.
Arsenal ledger
per-pitch damage against · season
PitchUseEVLAHRRV/100Damage
Fastball Hard
46.5%
85.8
28.3°
1
+1.0
Changeup Offspeed
29.8%
86.5
5.6°
0
-4.5
Slider Breaking
23.7%
81.3
17.9°
1
+1.0
RV/100 = run value against per 100 pitches — higher = more damage allowed. Damage bar is scaled across his own arsenal.
Full ledger
pool + season datapoints · pctile-chipped where ranked
Pool matchups9
HRs allowed (pool)2
Pool HR rate22.2%
Pool HR/game day2.0
Top-15 matchups0
HRs to top-150
Overall HR/FB3.7% 3
HR/9—
FIP3.46 27
xFIP3.57
FIP − xFIP-0.11 38
Barrel% allowed33.3%
Hard-Hit% allowed77.8%
FB%—
K/9—
BB/9—
WHIP—
IP—
Pool = tracked matchup population · pctile chips = MLB-wide percentile (hot ≥ 85) · as of 2026-09-13
Fastball
Hard · 46.5% usage
+1.0
run value against / 100 pitches
Avg EV against85.8 mph
Avg launch angle28.3°
HRs allowed1
Pitches100
Changeup
Offspeed · 29.8% usage
-4.5
run value against / 100 pitches
Avg EV against86.5 mph
Avg launch angle5.6°
HRs allowed0
Pitches64
Slider
Breaking · 23.7% usage
+1.0
run value against / 100 pitches
Avg EV against81.3 mph
Avg launch angle17.9°
HRs allowed1
Pitches51
Usage by handedness
what tonight's lefties/righties will see
Per-handedness pitch usage isn't tracked yet — the arsenal cache is a season aggregate.
Zone map
damage by location
Per-zone damage isn't tracked yet for pitchers.
Pitcher vs. Batter
career PA vs tonight's listed order
No listed order yet — BvP rows appear when today's slate lists batters against Cesar Perdomo.
BvP under 20 PA is noise — use it for pitch-mix memory, not projection. Context only: not part of the model score.
HR Log
2 allowed · scored pool
avg 107.1 EV · 413 ft
2 in last 30D
DateBatterRankScoreStadiumEVLADist
Every row is a scored-pool matchup — HRs to unscored batters aren't tracked. Pitch type, count, and field direction aren't in the pool log yet.
Game-day log
last 1 scored game days · pool
DateStadiumMatchupsHRMax EV
2026-09-12
9
2
112.0
Box-score start lines (IP · H · ER · K · BB · pitch counts) aren't tracked yet — this is his scored-pool day log, matchups our model actually graded.
Tonight
park factor · wind · temp
Ballpark conditions unavailable — Cesar Perdomo isn't on a scored slate with park & weather inputs.
Fences vs his leak
wall distance · damage overlay
Cesar Perdomo isn't on a scored slate — no park to compare his damage against.
Venue splits
HRs allowed by venue · pool
VenueFacedHRRate
9
2
22%
HRs allowed ÷ scored matchups at each park. Rate is per scored matchup, not HR/9 — box-score innings aren't tracked.
Common questions about Cesar Perdomo
How many home runs has Cesar Perdomo allowed this season?
Cesar Perdomo has allowed 2 home runs across 1 scored game day in the TheHomeRuns pool this season.
Which batters have homered off Cesar Perdomo?
In the TheHomeRuns scored pool, the batters with home runs against Cesar Perdomo include Fernando Tatis Jr. (1), Jackson Merrill (1).
Model output for entertainment and research. Not gambling advice.