Seattle Mariners vs Boston Red Sox

6 HR this season (0.13/game) · 3 of last 10 games with a HR

Published Tuesday, September 1, 2026

THE NUMBERS

rank

player id

681508

player name

Mickey Gasper

team

Boston Red Sox

match

Seattle Mariners vs Boston Red Sox

odds

+750

odds source

market

season hr

hr rate per game

0.13

hr in last10

hr in last15

opposing pitcher

Bryan Woo

opposing pitcher era

4.39

park factor

statcast line

Statcast: 9.5% barrel rate, 37.9% hard-hit across 156 PA (league is roughly 7.5% and 39%).

hr score

78.6

barrel rate

9.5

hard hit rate

37.9

batted ball line

31.9% of his batted balls this season are fly balls (league is near 25%). His batted-ball outs are going down lately — 36% caught in the air over his last 15 games against 53% on the season.

air out rate

0.526

platoon line

Against right-handers this season: 6 HR in 117 AB (0.547 SLG over 139 PA).

opposing pitcher hr9

1.67

opposing pitcher hr line

Bryan Woo has allowed 5 HR in 27.0 IP over his last 5 starts (1.67 HR/9), against 1.20 on the season — worse lately.

line

6 HR this season (0.13/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.