PITCHER MATCHUP

Mason Barnett vs Houston Astros

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

Mason Barnett's arsenal

Throws RHPvs LHH xwOBA .327vs RHH xwOBA .362Seasons 2026–2025
Four-Seam Fastball 50%Sweeper 17%Slider 13%Curveball 11%Changeup 9%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 Mason Barnett, by batting order. A season-to-date read — lower favors the pitcher.

Lineup avg xwOBA .317
  1. 1 CW Christian Walker RHB .298
    Pitch-by-pitch projection vs. Christian Walker
    • Four-Seam Fastball (50% usage) projects to .311 xwOBA over 505 BIP — a roughly even matchup.
    • Sweeper (17% usage) projects to .294 xwOBA over 137 BIP — a roughly even matchup.
    • Slider (13% usage) projects to .291 xwOBA over 273 BIP — a roughly even matchup.
    • Curveball (11% usage) projects to .250 xwOBA over 108 BIP — a clear edge for the pitcher.
    • Changeup (9% usage) projects to .306 xwOBA over 173 BIP — a roughly even matchup.
  2. 2 YA Yordan Alvarez SH .386
    Pitch-by-pitch projection vs. Yordan Alvarez
    • Four-Seam Fastball (50% usage) projects to .408 xwOBA over 428 BIP — a meaningful edge for the batter.
    • Sweeper (17% usage) projects to .319 xwOBA over 86 BIP — a roughly even matchup.
    • Slider (13% usage) projects to .387 xwOBA over 186 BIP — a meaningful edge for the batter.
    • Curveball (11% usage) projects to .416 xwOBA over 95 BIP — a meaningful edge for the batter.
    • Changeup (9% usage) projects to .352 xwOBA over 161 BIP — a meaningful edge for the batter.
  3. 3 IP Isaac Paredes RHB .311
    Pitch-by-pitch projection vs. Isaac Paredes
    • Four-Seam Fastball (50% usage) projects to .341 xwOBA over 496 BIP — a meaningful edge for the batter.
    • Sweeper (17% usage) projects to .271 xwOBA over 127 BIP — a clear edge for the pitcher.
    • Slider (13% usage) projects to .301 xwOBA over 228 BIP — a roughly even matchup.
    • Curveball (11% usage) projects to .265 xwOBA over 91 BIP — a clear edge for the pitcher.
    • Changeup (9% usage) projects to .284 xwOBA over 165 BIP — a roughly even matchup.
  4. 4 JA Jose Altuve RHB .305
    Pitch-by-pitch projection vs. Jose Altuve
    • Four-Seam Fastball (50% usage) projects to .326 xwOBA over 477 BIP — a roughly even matchup.
    • Sweeper (17% usage) projects to .264 xwOBA over 179 BIP — a clear edge for the pitcher.
    • Slider (13% usage) projects to .277 xwOBA over 339 BIP — a clear edge for the pitcher.
    • Curveball (11% usage) projects to .317 xwOBA over 85 BIP — a roughly even matchup.
    • Changeup (9% usage) projects to .285 xwOBA over 172 BIP — a roughly even matchup.
  5. 5 CS Cam Smith RHB .310
    Pitch-by-pitch projection vs. Cam Smith
    • Four-Seam Fastball (50% usage) projects to .331 xwOBA over 248 BIP — a roughly even matchup.
    • Sweeper (17% usage) projects to .259 xwOBA over 90 BIP — a clear edge for the pitcher.
    • Slider (13% usage) projects to .286 xwOBA over 149 BIP — a roughly even matchup.
    • Curveball (11% usage) projects to .327 xwOBA over 45 BIP — a roughly even matchup.
    • Changeup (9% usage) projects to .296 xwOBA over 98 BIP — a roughly even matchup.
  6. 6 DV Daulton Varsho LHB .299
    Pitch-by-pitch projection vs. Daulton Varsho
    • Four-Seam Fastball (50% usage) projects to .310 xwOBA over 437 BIP — a roughly even matchup.
    • Sweeper (17% usage) projects to .296 xwOBA over 64 BIP — a roughly even matchup.
    • Slider (13% usage) projects to .278 xwOBA over 147 BIP — a clear edge for the pitcher.
    • Curveball (11% usage) projects to .275 xwOBA over 78 BIP — a clear edge for the pitcher.
    • Changeup (9% usage) projects to .307 xwOBA over 153 BIP — a roughly even matchup.
  7. 7 JP Jeremy Peña RHB .334
    Pitch-by-pitch projection vs. Jeremy Peña
    • Four-Seam Fastball (50% usage) projects to .382 xwOBA over 373 BIP — a meaningful edge for the batter.
    • Sweeper (17% usage) projects to .282 xwOBA over 150 BIP — a roughly even matchup.
    • Slider (13% usage) projects to .281 xwOBA over 310 BIP — a roughly even matchup.
    • Curveball (11% usage) projects to .287 xwOBA over 81 BIP — a roughly even matchup.
    • Changeup (9% usage) projects to .288 xwOBA over 143 BIP — a roughly even matchup.
  8. 8 YD Yainer Diaz RHB .321
    Pitch-by-pitch projection vs. Yainer Diaz
    • Four-Seam Fastball (50% usage) projects to .341 xwOBA over 318 BIP — a meaningful edge for the batter.
    • Sweeper (17% usage) projects to .286 xwOBA over 164 BIP — a roughly even matchup.
    • Slider (13% usage) projects to .338 xwOBA over 286 BIP — a roughly even matchup.
    • Curveball (11% usage) projects to .284 xwOBA over 102 BIP — a roughly even matchup.
    • Changeup (9% usage) projects to .300 xwOBA over 178 BIP — a roughly even matchup.
  9. 9 TT Taylor Trammell LHB .285
    Pitch-by-pitch projection vs. Taylor Trammell
    • Four-Seam Fastball (50% usage) projects to .289 xwOBA over 158 BIP — a roughly even matchup.
    • Sweeper (17% usage) projects to .266 xwOBA over 23 BIP — a clear edge for the pitcher.
    • Slider (13% usage) projects to .279 xwOBA over 41 BIP — a clear edge for the pitcher.
    • Curveball (11% usage) projects to .306 xwOBA over 25 BIP — a roughly even matchup.
    • Changeup (9% usage) projects to .274 xwOBA over 56 BIP — a clear edge for the pitcher.
Full pitch-by-pitch breakdown, with pitch-zone heatmaps →

Next scheduled meeting: 2026-09-24 game page →