Aaron Fletcher
P
Sacramento River Cats
+0.0
WAR
Age 30
LHP
6'0" / 220 lbs
AAA
ERA—
FIP—
xFIP5.91
SIERA5.00
K%—
BB%—
K-BB%—
IP—
trajectory · insufficient sample
FB Velo
p1090.8
Whiff%
p7429.1%
K%
p1011.5%
xwOBA vs
p100.372
CH+1.7
SL-1.4
FB-1.6
Career (MLE) + Projections
Park-neutral MLB-equivalent. MiLB translated via MLE factors. FIP-based WAR vs replacement FIP=5.4 (SP) / 5.0 (RP, <80 IP). FIP+ = runs above league-avg FIP · REP = replacement-level bonus.
| Year | Age | Lvl | Team | G | GS | IP | BF | K | BB | HR | K% | BB% | HR% | ERA | FIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 22 | ROK | GCL Nationals | 1 | 0 | 2 | 9 | 2 | 1 | 0 | 22.2% | 11.1% | 0.0% | 9.00 | 2.63 | +0.1 |
| 2019 | 23 | AA | Arkansas Travelers | 41 | 0 | 73 | 290 | 84 | 17 | 1 | 22.3% | 6.7% | 0.4% | 2.09 | 2.31 | +2.4 |
| 2020 | 24 | MLB | Seattle Mariners | 6 | 0 | 4 | 29 | 7 | 7 | 1 | 24.1% | 24.1% | 3.4% | 12.46 | 6.01 | -0.1 |
| 2021 | 25 | MLB | Seattle Mariners | 43 | 0 | 53 | 233 | 47 | 12 | 7 | 18.6% | 5.4% | 3.3% | 4.08 | 4.03 | +0.6 |
| 2022 | 26 | MLB | Pittsburgh Pirates | 38 | 0 | 44 | 217 | 27 | 24 | 6 | 11.3% | 11.5% | 3.0% | 7.16 | 5.26 | -0.1 |
| 2023 | 27 | AAA | Sacramento River Cats | 3 | 0 | 3 | 24 | 2 | 7 | 1 | 8.3% | 29.2% | 4.2% | 24.00 | 8.38 | -0.1 |
| ▸ Career (all levels · actual + projected) | ||||||||||||||||
| Career | — | 132 | 0 | 180 | 802 | 144 | 72 | 17 | 17.9% | 9.0% | 2.2% | 4.61 | 3.92 | +3.1 | ||
| / 200 IP | — | 147 | 0 | 200 | 893 | 160 | 80 | 19 | 17.9% | 9.0% | 2.2% | 4.61 | 3.92 | +3.5 | ||
Contract
No contract data on file. Pre-MLB players and minor-league free agents do not yet have salary projections — entries are added at first 40-man roster placement.