29
HRs allowed
19.2%
HR rate (pool)
15.7%
Overall HR/FB
4.56
FIP
4.24
xFIP
+0.32
FIP − xFIP gap
Leak meter
STINGY
LEAKY
75
season HR/FB pctile vs MLB pitchers — higher = more HR-prone
Tonight's read
vulnerability percentile · model flags
Susceptible
Vulnerability 75th pctile (season HR/FB pctile vs MLB pitchers)
Where he leaks
quality of contact allowed · season
Barrel% allowed
0.0%
Hard-Hit% allowed
73.3%
Fly-ball rate
—
avg HR 102.3 EV · 396 ft
max EV allowed 112.7
Batted-ball xSLG splits and HR spray direction aren't tracked for pitchers yet.
Recent form
HR allowed by scored game day
7D · 1 HR
15D · 2 HR
30D · 9 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 Jeffrey Springs.
Arsenal ledger
per-pitch damage against · season
PitchUseEVLAHRRV/100Damage
Fastball Hard
43.6%
83.7
30.5°
11
+1.8
Slider Breaking
25.4%
83.4
20.4°
8
-0.1
Changeup Offspeed
22.9%
76.8
14.5°
5
+1.7
Sweeper Breaking
6.1%
77.9
13.7°
2
+2.3
Cutter Hard
2.1%
78.9
12.2°
0
-0.9
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 matchups151
HRs allowed (pool)29
Pool HR rate19.2%
Pool HR/game day1.61
Top-15 matchups12
HRs to top-153
Overall HR/FB15.7% 75
HR/9—
FIP4.56 68
xFIP4.24
FIP − xFIP+0.32 66
Barrel% allowed0.0%
Hard-Hit% allowed73.3%
FB%—
K/9—
BB/9—
WHIP—
IP—
Pool = tracked matchup population · pctile chips = MLB-wide percentile (hot ≥ 85) · as of 2026-07-16
Fastball
Hard · 43.6% usage
+1.8
run value against / 100 pitches
Avg EV against83.7 mph
Avg launch angle30.5°
HRs allowed11
Pitches743
Slider
Breaking · 25.4% usage
-0.1
run value against / 100 pitches
Avg EV against83.4 mph
Avg launch angle20.4°
HRs allowed8
Pitches434
Changeup
Offspeed · 22.9% usage
+1.7
run value against / 100 pitches
Avg EV against76.8 mph
Avg launch angle14.5°
HRs allowed5
Pitches390
Sweeper
Breaking · 6.1% usage
+2.3
run value against / 100 pitches
Avg EV against77.9 mph
Avg launch angle13.7°
HRs allowed2
Pitches104
Cutter
Hard · 2.1% usage
-0.9
run value against / 100 pitches
Avg EV against78.9 mph
Avg launch angle12.2°
HRs allowed0
Pitches35
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 Jeffrey Springs.
BvP under 20 PA is noise — use it for pitch-mix memory, not projection. Context only: not part of the model score.
HR Log
29 allowed · scored pool
avg 102.3 EV · 396 ft
9 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 15 scored game days · pool
DateStadiumMatchupsHRMax EV
2026-07-08
8
1
105.2
2026-06-30
8
0
107.0
2026-06-25
7
1
107.0
2026-06-19
6
3
108.7
2026-06-14
8
4
112.7
2026-06-08
9
3
110.2
2026-06-03
9
2
108.9
2026-05-27
9
2
107.7
2026-05-22
9
3
109.6
2026-05-17
9
2
108.2
2026-05-12
9
1
103.0
2026-05-06
9
1
106.5
2026-04-30
9
2
110.4
2026-04-25
9
1
102.9
2026-04-19
9
2
104.6
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 — Jeffrey Springs 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.