0
HRs allowed
0%
HR rate (pool)
6.9%
Overall HR/FB
4.07
FIP
4.59
xFIP
#25
Leakiest SP today (of 30, by FIP−xFIP)
Leak meter
STINGY
LEAKY
8
season HR/FB pctile vs MLB pitchers — higher = more HR-prone
Tonight's read
vulnerability percentile · model flags
no model flags today
Vulnerability 8th pctile (season HR/FB pctile vs MLB pitchers)
4 of 7 listed bats hold the platoon edge
Where he leaks
quality of contact allowed · season
Barrel% allowed
—
Hard-Hit% allowed
—
Fly-ball rate
—
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.
Dot size = HRs allowed that game day · scored pool only.
Threat Matrix
tonight's lineup × his arsenal families
FB 52.4%
BRK 34.5%
OFF 13.1%
Overall
Score
Neutral · 1
Long shots · 6 — below the fade line
Read the columns: the fastball family (52.4% usage) carries his damage — FB is the leak.
4 of 7 listed bats hold the platoon edge.
Cells are each batter's season damage vs that family (not vs this pitcher specifically).
Arsenal ledger
per-pitch damage against · season
PitchUseEVLAHRRV/100Damage
Sinker Hard
46.7%
85.7
20.7°
3
-0.4
Slider Breaking
25.9%
80.2
11.2°
1
-1.0
Changeup Offspeed
13.1%
76.7
12.9°
0
-3.5
Curveball Breaking
8.6%
84.9
12.5°
0
+0.8
Fastball Hard
5.7%
85.7
28.3°
0
-0.5
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 matchups0
HRs allowed (pool)0
Pool HR rate0%
Pool HR/game day—
Top-15 matchups0
HRs to top-150
Overall HR/FB6.9% 8
HR/9—
FIP4.07 50
xFIP4.59
FIP − xFIP—
Barrel% allowed—
Hard-Hit% allowed—
FB%—
K/9—
BB/9—
WHIP—
IP—
Pool = tracked matchup population · pctile chips = MLB-wide percentile (hot ≥ 85) · as of 2026-08-07
Sinker
Hard · 46.7% usage
-0.4
run value against / 100 pitches
Avg EV against85.7 mph
Avg launch angle20.7°
HRs allowed3
Pitches409
Slider
Breaking · 25.9% usage
-1.0
run value against / 100 pitches
Avg EV against80.2 mph
Avg launch angle11.2°
HRs allowed1
Pitches227
Changeup
Offspeed · 13.1% usage
-3.5
run value against / 100 pitches
Avg EV against76.7 mph
Avg launch angle12.9°
HRs allowed0
Pitches115
Curveball
Breaking · 8.6% usage
+0.8
run value against / 100 pitches
Avg EV against84.9 mph
Avg launch angle12.5°
HRs allowed0
Pitches75
Fastball
Hard · 5.7% usage
-0.5
run value against / 100 pitches
Avg EV against85.7 mph
Avg launch angle28.3°
HRs allowed0
Pitches50
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
BatterPAHHRKwOBALast damage
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 0 scored game days · pool
No scored game days yet for JT Brubaker.
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 — Oracle Park
open-air · game-window conditions
Park Factor
0.874
Wind
10 mph from WSW
Temp
72°F
Roof
Open
TimeWindTempFIT
7:15p
10
72°
+6
8:15p
9
71°
+4
9:15p
9
69°
+4
10:15p
9
67°
+4
11:15p
8
65°
+3
+4
Neutral alignment
park + weather FIT · batter-neutral signal
Game-window avg wind 9 mph from WSW
FIT = park + game-window weather HR signal, batter-neutral. Per-batter spray overlays live on each batter's profile.
Fences vs his leak
wall distance · damage overlay
LF
339ft
deep
CF
399ft
avg
RF
309ft
short
vs LHH → RF
359ft
0 HRs allowed
vs RHH → LF
352ft
0 HRs allowed
Shortest: RF 309 ft
24-ft RF wall (the Arcade) plays RF bigger than 309
Fence marks are published; power-alley + pull-side depths come from the park's outfield geometry, calibrated to those marks. We don't track HR spray direction — pull side is inferred from batter handedness (LHH→RF, RHH→LF), not a measured read.
Venue splits
HRs allowed by venue · pool
No scored matchups by venue yet for JT Brubaker.