0
HRs allowed
0.0%
HR rate (pool)
11.1%
Overall HR/FB
4.96
FIP
5.23
xFIP
-0.27
FIP − xFIP gap
Leak meter
STINGY
LEAKY
35
season HR/FB pctile vs MLB pitchers — higher = more HR-prone
Tonight's read
vulnerability percentile · model flags
no model flags today
Vulnerability 35th pctile (season HR/FB pctile vs MLB pitchers)
Where he leaks
quality of contact allowed · season
Barrel% allowed
0.0%
Hard-Hit% allowed
22.2%
Fly-ball rate
—
max EV allowed 103.3
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 · 0 HR
15D · 0 HR
30D · 0 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 Juan Mejia.
Arsenal ledger
per-pitch damage against · season
PitchUseEVLAHRRV/100Damage
Fastball Hard
48.9%
83.8
18.6°
2
+0.3
Sweeper Breaking
37.5%
84.7
18.5°
2
+0.2
Sinker Hard
7.3%
79.3
15.2°
0
-4.9
Changeup Offspeed
3.3%
84.9
29.1°
0
+1.4
Slider Breaking
2.9%
78.5
30.8°
0
-0.2
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)0
Pool HR rate0.0%
Pool HR/game day0.0
Top-15 matchups1
HRs to top-150
Overall HR/FB11.1% 35
HR/9—
FIP4.96 79
xFIP5.23
FIP − xFIP-0.27 31
Barrel% allowed0.0%
Hard-Hit% allowed22.2%
FB%—
K/9—
BB/9—
WHIP—
IP—
Pool = tracked matchup population · pctile chips = MLB-wide percentile (hot ≥ 85) · as of 2026-07-17
Fastball
Hard · 48.9% usage
+0.3
run value against / 100 pitches
Avg EV against83.8 mph
Avg launch angle18.6°
HRs allowed2
Pitches387
Sweeper
Breaking · 37.5% usage
+0.2
run value against / 100 pitches
Avg EV against84.7 mph
Avg launch angle18.5°
HRs allowed2
Pitches297
Sinker
Hard · 7.3% usage
-4.9
run value against / 100 pitches
Avg EV against79.3 mph
Avg launch angle15.2°
HRs allowed0
Pitches58
Changeup
Offspeed · 3.3% usage
+1.4
run value against / 100 pitches
Avg EV against84.9 mph
Avg launch angle29.1°
HRs allowed0
Pitches26
Slider
Breaking · 2.9% usage
-0.2
run value against / 100 pitches
Avg EV against78.5 mph
Avg launch angle30.8°
HRs allowed0
Pitches23
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 Juan Mejia.
BvP under 20 PA is noise — use it for pitch-mix memory, not projection. Context only: not part of the model score.
HR Log
0 allowed · scored pool
No home runs allowed in our scored matchups.
Game-day log
last 1 scored game days · pool
DateStadiumMatchupsHRMax EV
2026-04-16
9
0
103.3
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 — Juan Mejia isn't on a scored slate with park & weather inputs.
Fences vs his leak
wall distance · damage overlay
Wall-distance overlays aren't tracked yet.
Venue splits
his HR/9 by venue
Per-venue HR splits aren't tracked yet.