MLB Daily DeltaWeek 17 · July 18, 2026
Engraved portrait of Ron Marinaccio
week 17
this weekHOLD
last weekHOLD

Ron Marinaccio

SD·P
data as of July 18, 2026·week 17
Hold · wait & see skill near league average (4.86); hold and wait — key skill metric not yet stable enough to call.med 0.50 (narrative held for review)
ROSK 25WHIP 1.26ERA 3.82W 0–1SV 0

Marinaccio is a hold — league average across the board.

ROS projects K 25 YTD → 25 ROS, WHIP 1.26 YTD → 1.26 ROS. Stable, rosterable; no clear edge to exploit either way.

VS His Norm

  • Strikeout %18.6%−8.1%vs his ~26.6% career norm
  • Walk %9.0%−2.3%vs his ~11.3% career norm

Drivers

  • xeraNOISEskill near league average (4.86)
metric · nowrolling trajectoryvs. leaguestabilized?
Hard-Hit % Allowed40.4%
40.4%*
lg avg 40.0% +0.4%vs his norm —
141 / 50 BBE
Barrel % Allowed7.8%
7.8%*
lg avg 8.0% −0.2%vs his norm —
141 / 60 BBE
xwOBA Allowed.339
.339*
lg avg .315 +.024vs his norm —xwOBA Allowed is above the ~.315 league averageexpect it to fall.
199 / 200 TBF
xERA4.86
4.86*
lg avg 4.10 +0.76vs his norm —xERA is above the ~4.10 league averageexpect it to fall.
199 / 200 TBF
ERA4.89
4.89*
lg avg 4.10 +0.79vs his norm —ERA is above the ~4.10 league averageexpect it to fall.
46 / 200 IP
Strikeout %18.6%
norm18.6%*
lg avg 22.0% −3.4%vs his norm −8.1%
199 / 70 TBF
Walk %9.0%
normbelievable since Jun 289.0%*
lg avg 8.0% +1.0%vs his norm −2.3%
199 / 170 TBF
BABIP Against.303
.303*
lg avg .295 +.008vs his norm —BABIP Against is above the ~.295 league averageexpect it to fall.
141 / 800 BIP
Swinging-Strike %12.2%
12.2%*
lg avg 11.0% +1.2%vs his norm —
199 / 60 TBF
Chase %26.4%
26.4%*
lg avg 28.5% −2.1%vs his norm —
199 / 60 TBF
Fastball Velo93.8 mph
93.8 mph*
lg avg 94.0 mph −0.2 mphvs his norm —
803 / 50 PITCHES

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
K% 18.6%→22.6%signal25 K — K% 18.6% (signal) lifted to career ~26.6% → projected 22.6% over ~26 remaining IP.
xERA 4.86noise3.82 ERA — xERA 4.86 (noise) blended 10% skill / 90% league 3.70 at 31 IP.
BB% 9.0% + contactsignal1.26 WHIP — a 9% walk rate plus BABIP-against 0.296 gives a 1.45 skill WHIP, blended 10…
run support + role0-1 W — wins ride run support and how deep he goes, not just skill.
role (middle)0 SV — role: middle, not in the save mix.
rosterdeep3.82 ERA, 1.26 WHIP

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.

Tweet
Compare with

Comparisons

head-to-head matchups