Miami Marlins· #49· Pitcher
Michael Petersen
Bats R · Throws R·Age 32 (May 16, 1994)·6' 7", 195 lb·Middlesex, United Kingdom
2026 Pitching
ERA
3.42
WHIP
1.16
IP
55.1
K%
28.5
BB%
11.4
K/9
10.57
W-L
3-4
GS
0
SV
1
HLD
22
DiamondIQ WAR
55.3 IP · 2026
0.8
8.2 runs above replacement
FIP · 3.470.0
vs replacement · RP, 55.3 IP+8.2
FIP-based runs above replacement, park-adjusted, scaled by innings over runs-per-win. Reliever leverage is simplified (v1). Full methodology.
Pitch Arsenal · Statcast
Four-Seam61% · 97.9 · 26% whiff
Slider27% · 87.4 · 37% whiff
Changeup12% · 89.5 · 30% whiff
Career Pitching
| Yr | Tm | W | L | ERA | G | GS | SV | IP | SO | BB | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Miami Marlins | 3 | 4 | 3.42 | 55 | 0 | 1 | 55.1 | 65 | 26 | 1.16 | 10.57 |
| 2025 | — | 0 | 0 | 4.00 | 15 | 0 | 0 | 18.0 | 17 | 7 | 1.39 | 8.50 |
| 2025 | Miami Marlins | 0 | 0 | 3.97 | 11 | 0 | 0 | 11.1 | 12 | 5 | 1.41 | 9.53 |
| 2025 | Atlanta Braves | 0 | 0 | 4.05 | 4 | 0 | 0 | 6.2 | 5 | 2 | 1.35 | 6.75 |
| 2024 | — | 3 | 1 | 5.95 | 16 | 0 | 0 | 19.2 | 14 | 11 | 1.63 | 6.41 |
Recent Games
Aug 29 @ Washington NationalsL
0.2 IP, 0 ER, 1 K, 2 BB
Aug 25 vs Boston Red SoxL
1.0 IP, 0 ER, 0 K, 1 BB
Aug 23 vs Washington NationalsW
0.1 IP, 0 ER, 1 K, 1 BB
Aug 22 vs Washington NationalsW
1.0 IP, 0 ER, 1 K, 0 BB
Aug 18 @ Philadelphia PhilliesL
1.0 IP, 4 ER, 0 K, 0 BB
Aug 16 @ Cincinnati RedsW
1.0 IP, 1 ER, 1 K, 0 BB
Aug 15 @ Cincinnati RedsW
1.0 IP, 0 ER, 1 K, 0 BB
Aug 11 vs Pittsburgh PiratesW
1.0 IP, 0 ER, 2 K, 0 BB
Aug 9 vs Los Angeles AngelsW
1.0 IP, 0 ER, 2 K, 1 BB
Aug 7 vs Los Angeles AngelsL
1.1 IP, 0 ER, 2 K, 2 BB