Seattle Mariners vs Boston Red Sox

7 HR this season (0.15/game) · 3 of last 10 games with a HR

Published Wednesday, September 2, 2026

THE NUMBERS

rank

player id

681508

player name

Mickey Gasper

team

Boston Red Sox

match

Seattle Mariners vs Boston Red Sox

odds

+625

odds source

market

season hr

hr rate per game

0.15

hr in last10

hr in last15

opposing pitcher

Bryce Miller

opposing pitcher era

4.28

park factor

statcast line

Statcast: 10.2% barrel rate, 38.1% hard-hit across 161 PA (league is roughly 7.5% and 39%).

hr score

91.9

barrel rate

10.2

hard hit rate

38.1

batted ball line

32.2% of his batted balls this season are fly balls (league is near 25%). His batted-ball outs are going down lately — 38% caught in the air over his last 15 games against 52% on the season.

air out rate

0.519

platoon line

Against right-handers this season: 7 HR in 120 AB (0.567 SLG over 143 PA).

opposing pitcher hr9

2.21

opposing pitcher hr line

Bryce Miller has allowed 6 HR in 24.4 IP over his last 5 starts (2.21 HR/9), against 1.66 on the season — worse lately.

line

7 HR this season (0.15/game) · 3 of last 10 games with a HR

This record was written when the finding was first published and has not been edited since. The numbers and the wording are what our engines produced on the day.