PITCHER MATCHUP

Ian Seymour vs Houston Astros

How the Houston Astros's current regulars (top 9 by at-bats) project against Ian Seymour's season-to-date arsenal — not the posted lineup for any single game.

Ian Seymour's arsenal

Throws LHPvs LHH xwOBA .276vs RHH xwOBA .307Seasons 2026–2025
Changeup 30%Four-Seam Fastball 28%Sweeper 16%Sinker 13%Cutter 7%Slider 5%Curveball 1%Unknown 1%

How the Houston Astros's regulars project

Projected expected wOBA for each of the Houston Astros's top-9-by-AB hitters against Ian Seymour, by batting order. A season-to-date read — lower favors the pitcher.

Lineup avg xwOBA .316
  1. 1 YA Yordan Alvarez SH .380
    Pitch-by-pitch projection vs. Yordan Alvarez
    • Changeup (30% usage) projects to .374 xwOBA over 153 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (28% usage) projects to .404 xwOBA over 419 BIP — a meaningful edge for the batter.
    • Sweeper (16% usage) projects to .334 xwOBA over 86 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .413 xwOBA over 225 BIP — a meaningful edge for the batter.
    • Cutter (7% usage) projects to .368 xwOBA over 123 BIP — a meaningful edge for the batter.
    • Slider (5% usage) projects to .362 xwOBA over 182 BIP — a meaningful edge for the batter.
  2. 2 CW Christian Walker RHB .307
    Pitch-by-pitch projection vs. Christian Walker
    • Changeup (30% usage) projects to .283 xwOBA over 171 BIP — a roughly even matchup.
    • Four-Seam Fastball (28% usage) projects to .306 xwOBA over 490 BIP — a roughly even matchup.
    • Sweeper (16% usage) projects to .308 xwOBA over 136 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .348 xwOBA over 362 BIP — a meaningful edge for the batter.
    • Cutter (7% usage) projects to .307 xwOBA over 122 BIP — a roughly even matchup.
    • Slider (5% usage) projects to .338 xwOBA over 268 BIP — a roughly even matchup.
  3. 3 IP Isaac Paredes RHB .304
    Pitch-by-pitch projection vs. Isaac Paredes
    • Changeup (30% usage) projects to .288 xwOBA over 159 BIP — a roughly even matchup.
    • Four-Seam Fastball (28% usage) projects to .330 xwOBA over 486 BIP — a roughly even matchup.
    • Sweeper (16% usage) projects to .278 xwOBA over 124 BIP — a clear edge for the pitcher.
    • Sinker (13% usage) projects to .326 xwOBA over 349 BIP — a roughly even matchup.
    • Cutter (7% usage) projects to .305 xwOBA over 116 BIP — a roughly even matchup.
    • Slider (5% usage) projects to .287 xwOBA over 223 BIP — a roughly even matchup.
  4. 4 JA Jose Altuve RHB .298
    Pitch-by-pitch projection vs. Jose Altuve
    • Changeup (30% usage) projects to .262 xwOBA over 170 BIP — a clear edge for the pitcher.
    • Four-Seam Fastball (28% usage) projects to .332 xwOBA over 467 BIP — a roughly even matchup.
    • Sweeper (16% usage) projects to .280 xwOBA over 174 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .312 xwOBA over 344 BIP — a roughly even matchup.
    • Cutter (7% usage) projects to .329 xwOBA over 143 BIP — a roughly even matchup.
    • Slider (5% usage) projects to .305 xwOBA over 331 BIP — a roughly even matchup.
  5. 5 CS Cam Smith RHB .312
    Pitch-by-pitch projection vs. Cam Smith
    • Changeup (30% usage) projects to .290 xwOBA over 88 BIP — a roughly even matchup.
    • Four-Seam Fastball (28% usage) projects to .340 xwOBA over 242 BIP — a meaningful edge for the batter.
    • Sweeper (16% usage) projects to .283 xwOBA over 89 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .310 xwOBA over 245 BIP — a roughly even matchup.
    • Cutter (7% usage) projects to .343 xwOBA over 67 BIP — a meaningful edge for the batter.
    • Slider (5% usage) projects to .328 xwOBA over 145 BIP — a roughly even matchup.
  6. 6 DV Daulton Varsho LHB .319
    Pitch-by-pitch projection vs. Daulton Varsho
    • Changeup (30% usage) projects to .362 xwOBA over 147 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (28% usage) projects to .303 xwOBA over 427 BIP — a roughly even matchup.
    • Sweeper (16% usage) projects to .309 xwOBA over 64 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .275 xwOBA over 188 BIP — a clear edge for the pitcher.
    • Cutter (7% usage) projects to .326 xwOBA over 119 BIP — a roughly even matchup.
    • Slider (5% usage) projects to .282 xwOBA over 146 BIP — a roughly even matchup.
  7. 7 JP Jeremy Peña RHB .326
    Pitch-by-pitch projection vs. Jeremy Peña
    • Changeup (30% usage) projects to .280 xwOBA over 139 BIP — a roughly even matchup.
    • Four-Seam Fastball (28% usage) projects to .384 xwOBA over 363 BIP — a meaningful edge for the batter.
    • Sweeper (16% usage) projects to .301 xwOBA over 147 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .333 xwOBA over 336 BIP — a roughly even matchup.
    • Cutter (7% usage) projects to .347 xwOBA over 134 BIP — a meaningful edge for the batter.
    • Slider (5% usage) projects to .302 xwOBA over 298 BIP — a roughly even matchup.
  8. 8 YD Yainer Diaz RHB .319
    Pitch-by-pitch projection vs. Yainer Diaz
    • Changeup (30% usage) projects to .291 xwOBA over 168 BIP — a roughly even matchup.
    • Four-Seam Fastball (28% usage) projects to .334 xwOBA over 310 BIP — a roughly even matchup.
    • Sweeper (16% usage) projects to .299 xwOBA over 158 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .345 xwOBA over 263 BIP — a meaningful edge for the batter.
    • Cutter (7% usage) projects to .332 xwOBA over 113 BIP — a roughly even matchup.
    • Slider (5% usage) projects to .370 xwOBA over 283 BIP — a meaningful edge for the batter.
  9. 9 CV Christian Vázquez RHB .275
    Pitch-by-pitch projection vs. Christian Vázquez
    • Changeup (30% usage) projects to .258 xwOBA over 54 BIP — a clear edge for the pitcher.
    • Four-Seam Fastball (28% usage) projects to .273 xwOBA over 273 BIP — a clear edge for the pitcher.
    • Sweeper (16% usage) projects to .280 xwOBA over 57 BIP — a roughly even matchup.
    • Sinker (13% usage) projects to .292 xwOBA over 133 BIP — a roughly even matchup.
    • Cutter (7% usage) projects to .309 xwOBA over 64 BIP — a roughly even matchup.
    • Slider (5% usage) projects to .286 xwOBA over 106 BIP — a roughly even matchup.
Full pitch-by-pitch breakdown, with pitch-zone heatmaps →

Next scheduled meeting: 2026-09-12 game page →