Austin Peterson

Cleveland Guardians

RP · #49 · Bats R · Throws R · 6'6" · 234 lb · Age 27 · 1 yr in MLB

2026 grade

24.9

Runs prevented: −0.4
IP · ERA: 7.0 · 2.57
K · BB: 8 · 2
Rank: Not qualified

What the grade is made of

Runs each part saves or costs against an average pitcher facing the same batters. Contact counts a quarter for how it turned out, because over a season that's mostly the fielders and luck.

Home runs allowed2 vs 1 avg−1.6
Strikeouts8 vs 6 avg+0.5
Contact allowed (how it turned out counts a quarter)15 vs 18 avg+0.4
Hit batters0 vs 0 avg+0.1
Walks2 vs 2 avg+0.1
Parks pitched in+0.1

2026 game log: pitching

Game grades need 3 batters faced; starts are ranked against starts, relief outings against relief outings.

Game	Result	Dec	IP	H	R	ER	BB	K	HR	PC	Grade
Sun, Sep 27@KC	L 2-3	L	5.0	3	2	2	2	5	2	74	34.2
Sat, Sep 5vsDET	L 0-6		2.0	1	0	0	0	3	0	31	96.9

Scores, box scores and play-by-play from ESPN. The run values and park factors behind the grades were worked out from Retrosheet's play-by-play: the information used here was obtained free of charge from and is copyrighted by Retrosheet. Interested parties may contact Retrosheet at www.retrosheet.org.