Davidjohn
Herz
PAge : 25Throws : L
#77
DJ Herz
Height : 6' 2" · Weight : 89 kg · Bats : R · Throws : L · MLB debut : 2024-06-04
Born in : Fayetteville, NC, USA
MLB record
| Year | Team | PJ | V | D | MPM | MJ | RB | WHIP |
|---|---|---|---|---|---|---|---|---|
| 2026 | Washington Nationals | 2 | 0 | 1 | 10.29 | 7.0 | 6 | 2.00 |
| 2024 | Washington Nationals | 19 | 4 | 9 | 4.16 | 88.2 | 106 | 1.26 |
| Career totals | 21 | 4 | 10 | 4.61 | 95.2 | 112 | 1.32 | |
Advanced stats, 2024Starting pitcherMLB stats →
ERA
4.16
FIP
3.71
xFIP
3.85
ERA-
99
WHIP
1.26
K%
27.7 %
BB%
9.4 %
Strikeouts
106
Innings
88.7
Wins
4
Stats: MLB (statsapi) and Baseball Savant.
2025 projectionMLB trends →
Projected WAR
1.8
Strikeouts
111
2024 WAR
1.7
This season's pace, over the average of the last two workloads, adjusted for next year's age.
Trend
→ Stable (0)
- 20241.7 WAR · 3.4 per full season
Outlook, age included
+25 · 23 y.o. · usually still improving
It is only a projection. It knows nothing about injuries, trades or role changes.
Player ratings, 2024All ratings →
Ratings from 0 to 100, computed from Statcast and MLB stats over four seasons, never by hand. 75 = established regular, 87 = 90th percentile, 95+ = elite.
OV · Overall
77
Established regular
- VEL
- Velocity
- 73
- STF
- Stuff
- 83
- CTL
- Control
- 65
- CNT
- Contact allowed
- 85
- STA
- Stamina
- 60
- DUR
- Durability
- 69
- EX
- Experience
- 24
Why these ratings?Hide details
- VEL — Velocity : Fastball velocity
- STF — Stuff : Strikeouts, K − BB
- CTL — Control : Walks avoided
- CNT — Contact allowed : xwOBA, barrels and hard-hit balls allowed
- STA — Stamina : Innings per start and innings pitched
- DUR — Durability : Games played over several seasons
- EX — Experience : Seasons in the majors
WAR and PAL Rating, 2024How we rate →
WAR is fWAR (FanGraphs' version, distributed through MLB's API): wins added above a replacement player. PAL Rating scores performance from 0 to 100 against regulars in the same role (50 = median).
PAL: dimensions
A pitcher's WAR
Computed by MLB from FIP (strikeouts, walks, home runs). FIP: 3.71 · RA9-WAR: 1.2
StatcastStatcast leaderboards →
MLB's tracking of every ball, 2024 season. The percentile ranks the player among regulars in the role: 90th means better than 90% of them.
Fastball
93.5 mi/h
45th percentile
K%
27.7 %
89th percentile
BB%
9.4 %
18th percentile
xERA
3.29
89th percentile
xwOBA allowed
.286
89th percentile
Barrels allowed
8.1 %
50th percentile
Game log, 2024
| Date | Opponent | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Sep 25 | vs KC | 5.0 | 3 | 1 | 3 | 3 | 4.16 |
| Sep 18 | @ NYM | 3.1 | 6 | 7 | 3 | 5 | 4.30 |
| Sep 13 | vs MIA | 5.0 | 4 | 1 | 1 | 5 | 3.70 |
| Sep 7 | @ PIT | 5.0 | 0 | 0 | 3 | 5 | 3.82 |
| Aug 31 | vs CHC | 4.2 | 3 | 4 | 2 | 5 | 4.09 |
| Aug 25 | @ ATL | 5.0 | 1 | 0 | 3 | 8 | 3.84 |
| Aug 20 | vs COL | 5.2 | 6 | 2 | 2 | 7 | 4.15 |
| Aug 14 | @ BAL | 6.0 | 4 | 2 | 2 | 5 | 4.25 |
| Aug 8 | vs SF | 2.2 | 4 | 2 | 4 | 4 | 4.41 |
| Aug 3 | vs MIL | 5.0 | 2 | 0 | 1 | 6 | 4.27 |