Wind blowing out (≥10 mph, outdoor)
−25%
9 yes / 413 no · 119 HRs
HR-friendly park (factor ≥ 1.10)
+20%
265 yes / 167 no · 121 HRs
Platoon advantage (LHB-vs-RHP or RHB-vs-LHP)
−17%
189 yes / 104 no · 83 HRs
≥1 career HR vs this pitcher
−17%
63 yes / 370 no · 121 HRs
Vs. fastball-heavy pitcher (FB% ≥ 55%)
−14%
233 yes / 182 no · 116 HRs
Vs. HR-prone pitcher (HR/PA > 3.8%)
+14%
81 yes / 349 no · 121 HRs
Vs. fly-ball-prone pitcher (FB% allowed > 40%)
−13%
56 yes / 373 no · 120 HRs
Batting 3-4-5 in the order
−12%
98 yes / 335 no · 121 HRs
Vs. hittable pitcher (BAA > .260)
+12%
107 yes / 326 no · 121 HRs
No rest day (B2B or doubleheader)
−10%
339 yes / 93 no · 121 HRs
3rd time through order vs starter
−9%
286 yes / 147 no · 121 HRs
Playing at home
+8%
223 yes / 210 no · 121 HRs
Hot streak (L5 avg EV > career baseline)
−6%
215 yes / 213 no · 120 HRs
≥2 career HRs vs this pitcher
−6%
13 yes / 420 no · 121 HRs
Vs. pull-fly-ball-prone pitcher (>18%)
neutral
281 yes / 148 no · 120 HRs
Vs. short-leash starter (avg IP < 5.0)
neutral
194 yes / 232 no · 118 HRs
Cold month (Apr / Sep / Oct)
neutral
150 yes / 283 no · 121 HRs
Rested (2+ days off)
neutral
19 yes / 413 no · 121 HRs
Summer game (Jun-Aug)
neutral
169 yes / 264 no · 121 HRs
Vs. high-xwOBA pitcher (xwOBA allowed > .340)
neutral
106 yes / 325 no · 121 HRs
Opposing starter's recent FB velo down ≥1 mph
neutral
51 yes / 317 no · 102 HRs
First-pitch temperature > 78°F
neutral
82 yes / 340 no · 119 HRs
≥3 career HRs vs this pitcher
neutral
0 yes / 433 no · 121 HRs
Vs. barrel-prone pitcher (Barrel% allowed > 9%)
neutral
0 yes / 429 no · 120 HRs
Vs. low-whiff pitcher (whiff% < 22%)
neutral
0 yes / 0 no · 0 HRs