EDGEAI

MLBcontact quality pitcher hr prone

1.91 HR/9

Zac Gallen has allowed 16 home runs in 75.2 innings this season — 1.91 per nine, against a league rate near 1.25. His ERA is 6.52. ERA is the number everyone quotes and it is the wrong one for a home run market: a low-ERA fly-ball pitcher gives up more homers than a higher-ERA groundballer, and ERA cannot tell them apart.

Published Wednesday, September 9, 2026

Zac Gallen has allowed 16 home runs in 75.2 innings this season — 1.91 per nine, against a league rate near 1.25. His ERA is 6.52. ERA is the number everyone quotes and it is the wrong one for a home run market: a low-ERA fly-ball pitcher gives up more homers than a higher-ERA groundballer, and ERA cannot tell them apart.

THE NUMBERS

angle
pitcher_hr_prone
direction
prone
pitcher id
668678
pitcher name
Zac Gallen
team
Arizona Diamondbacks
matchup
Arizona Diamondbacks vs Kansas City Royals
headline
1.91 HR/9
hr9
1.91
innings pitched
75.2
home runs allowed
16
era
6.52
detail
Zac Gallen has allowed 16 home runs in 75.2 innings this season — 1.91 per nine, against a league rate near 1.25. His ERA is 6.52. ERA is the number everyone quotes and it is the wrong one for a home run market: a low-ERA fly-ball pitcher gives up more homers than a higher-ERA groundballer, and ERA cannot tell them apart.

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.