MLB Daily DeltaWeek 31 · October 26, 2026
Engraved portrait of Sung-Mun Song
154 PA · week 31
this weekHOLD
last weekNO CALL

Sung-Mun Song

data as of October 26, 2026·week 31
new call as of October 26, 2026
Hold · wait & see skill near league average (0.253); hold and wait — key skill metric not yet stable enough to call.med 0.50 (narrative held for review)
ROSHR 0AVG .000R 0RBI 0SB 0

Song is a hold — control at the plate, no punch behind it.

ROS projects HR 0 YTD → 0 ROS, AVG .174 YTD → .000 ROS. Stable, rosterable; no clear edge to exploit either way.

Drivers

  • xwobaNOISEskill near league average (0.253)
metric · nowrolling trajectoryvs. leaguestabilized?
Avg Exit Velo87.3 mph
believable since Jul 687.3 mph*
lg avg 89.0 mph ▼−1.7 mphvs his norm —
104 / 50 BBE
Hard-Hit %27.9%
27.9%*
lg avg 40.0% ▼−12.1%vs his norm —
104 / 50 BBE
Barrel %3.8%
3.8%*
lg avg 8.0% ▼−4.2%vs his norm —
104 / 60 BBE
xwOBA.253
.253*
lg avg .315 ▼−.062vs his norm —xwOBA is below the ~.315 league average — expect it to rise.
154 / 160 PA
wOBA.250
.250*
lg avg .315 ▼−.065vs his norm —wOBA is below the ~.315 league average — expect it to rise.
154 / 200 PA
Strikeout %20.1%
20.1%*
lg avg 22.0% ▼−1.9%vs his norm —
154 / 60 PA
Walk %12.3%
12.3%*
lg avg 8.5% ▲+3.8%vs his norm —
154 / 120 PA
BABIP.240
.240*
lg avg .295 ▼−.055vs his norm —BABIP is below the ~.295 league average — expect it to rise.
104 / 800 BIP
Swinging-Strike %9.4%
9.4%*
lg avg 11.0% ▼−1.6%vs his norm —
154 / 50 PA
Chase %23.6%
23.6%*
lg avg 28.5% ▼−4.9%vs his norm —
154 / 50 PA

5×5 ROS Outlook

rest of season

Where each category goes the rest of the way, and the skill that drives it. Tap a row to expand the full derivation.

statytdrosdriverconf
Barrel% 3.8%→4.6%signal0 HR — Barrel% 3.8% (signal) lifted to league ~8.0% → projected 4.6%.
BABIP 0.240→0.231 regressednoise.000 AVG — BABIP 0.240 is noise, regressed toward xBA-implied 0.230 (xBA 0.183) → 0.231.
on-base + lineup0 R — his run rate over ~0 projected PA.
slugging + lineup0 RBI — his RBI rate over ~0 projected PA.
run rate / role0 SB — his steal rate (2 in 17 G) over ~0 projected PA.
rosterdroprotational counting only

Every projection traces to a sabermetric input. The driver and confidence shown per row are always visible; tap any row to expand the full derivation.

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