Pitchers No. 2513

Rony Calderon

BOSReliever · 18 · ROK · Red Sox

Rookie

IP
20.1
ERA
4.43
FIP
5.95
WHIP
1.97
K%
25.0%
BB%
24.0%
K−BB
1.0%
HR
2
GS
0
Pitches
438
Strike%
51.4%
GB%
26.7%

Strike% is strikes out of every pitch. GB% is ground outs out of balls in play. Fastball and Zone% are there only when the park tracks the pitch. Zone% is the share thrown in the strike zone.

Level Wins

-0.5

This season at Rookie, against the 1990–2025 average. Major-league time is not included. This is not a major-league WAR.

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