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Season
2024–2025
2023–2024
JK
Diamond Index player profile
John Koch
SB
South Brunswick
·
Senior
·
2025
Season
2024-2025
39 PA · 45.3 IP
Career leaderboard →
Season line
Hitting & Pitching
Hitting
PA
39
HR
0
R
3
RBI
6
SB
5
AVG
0.405
OBP
0.436
SLG
0.514
OPS
0.949
Pitching
IP
45.3
SO
74
ERA
3.55
FIP
2.55
WHIP
1.35
K/7
11.43
BB/7
4.94
PIT
-3.6
Compared with qualified NJ players
Percentile Rankings
Low
Average
High
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Hitting
Not qualified · minimum 50 PA
wRC+
127
wOBA
0.423
OPS
0.949
ISO
0.108
AVG
0.405
OBP
0.436
SLG
0.514
BB%
5.1%
BsR
1.0
Off
2.8
Pitching
PIT
40
-3.6
ERA
47
3.55
FIP
69
2.55
WHIP
66
1.35
K/7
95
11.43
BB/7
30
4.94
K/BB
65
2.31
ERA-
47
118
Year-to-year development
Hitting Trends
Metric
OPS
Batting Average
On-Base Percentage
Slugging Percentage
wOBA
wRC+
Off
Plate Appearances
Hits
Home Runs
Runs
RBI
Stolen Bases
OPS by season
0.949
Latest · 2024–2025
2.000
1.500
1.000
0.500
0.000
2025, 0.949
2025
2025
0.949
Year-to-year development
Pitching Trends
Metric
ERA
FIP
WHIP
K/7
BB/7
PIT
Innings Pitched
Strikeouts
ERA by season
3.55
Latest · 2024–2025
10.00
7.50
5.00
2.50
0.00
2025, 3.55
2025
2025
3.55
Every appearance
Game Log
0 games
No game log available yet
Individual game stats will appear after NJ.com publishes and the next data import runs.
Statistical neighbors
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Position · Grade · Workload · Percentiles
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JC
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AH
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SP
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SH
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81% match
