Jonah Tong

New York Mets

SP · #21 · Bats R · Throws R · 6'1" · 180 lb · Age 23 · 2 yrs in MLB

2026 grade

28.3

Runs prevented: +3.0
IP · ERA: 30.2 · 3.82
K · BB: 34 · 14
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 4 avg+2.9
Strikeouts34 vs 30 avg+1.2
Walks14 vs 12 avg−0.8
Parks pitched in−0.3
Contact allowed (how it turned out counts a quarter)81 vs 86 avg+0.2
Hit batters2 vs 2 avg−0.2

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
Sat, Sep 26@WSH	W 7-1	GS	5.0	3	1	1	1	9	0	87	82.2
Sun, Sep 20vsPHI	L 2-7	L	4.2	5	4	4	4	5	0	95	40.9
Mon, Sep 14vsBAL	L 1-2	GS	6.0	4	1	0	1	6	0	83	83.0
Mon, Sep 7@MIA	W 9-4	W	5.0	4	4	4	1	7	1	87	46.3
Tue, Jun 2@SEA	L 3-8	L	3.1	5	5	4	2	4	1	83	13.2
Wed, May 27vsCIN	W 4-2	W	3.2	3	1	0	4	1	0	76	52.7
Fri, May 22@MIA	L 1-2		3.0	0	0	0	1	2	0	28	99.0

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.