MLB Daily DeltaWeek 17 · July 18, 2026
Engraved portrait of Jonathan Bowlan
week 17
this weekHOLD
last weekNO CALL

Jonathan Bowlan

data as of July 18, 2026·week 17
new call as of July 18, 2026
Hold · wait & see skill near league average (2.57); hold and wait — key skill metric not yet stable enough to call.med 0.50 (narrative held for review)
ROSK 16ERA 3.70WHIP 1.24W 1–2SV 0

Bowlan is a hold — limited data, but early signs are solid.

ROS projects K 16 YTD → 16 ROS. Stable, rosterable; no clear edge to exploit either way.

VS His Norm

  • Strikeout %29.7%+5.6%vs his ~24.1% career norm

Drivers

  • xeraNOISEskill near league average (2.57)
metric · nowrolling trajectoryvs. leaguestabilized?
Hard-Hit % Allowed30.0%
believable since May 2730.0%*
lg avg 40.0% −10.0%vs his norm —
80 / 50 BBE
Barrel % Allowed3.8%
3.8%*
lg avg 8.0% −4.2%vs his norm —
80 / 60 BBE
xwOBA Allowed.251
.251*
lg avg .315 −.064vs his norm —xwOBA Allowed is below the ~.315 league averageexpect it to rise.
128 / 200 TBF
xERA2.57
2.57*
lg avg 4.10 −1.53vs his norm —xERA is below the ~4.10 league averageexpect it to rise.
128 / 200 TBF
ERA2.84
2.84*
lg avg 4.10 −1.26vs his norm —ERA is below the ~4.10 league averageexpect it to rise.
31.7 / 200 IP
Strikeout %29.7%
norm29.7%*
lg avg 22.0% +7.7%vs his norm +5.6%
128 / 70 TBF
Walk %6.3%
norm6.3%*
lg avg 8.0% −1.7%vs his norm −2.2% Walk % is below his ~8.5% normexpect it to rise.
128 / 170 TBF
BABIP Against.308
.308*
lg avg .295 +.013vs his norm —BABIP Against is above the ~.295 league averageexpect it to fall.
80 / 800 BIP
Swinging-Strike %16.3%
16.3%*
lg avg 11.0% +5.3%vs his norm —
128 / 60 TBF
Chase %32.9%
32.9%*
lg avg 28.5% +4.4%vs his norm —
128 / 60 TBF
Fastball Velo97.3 mph
97.3 mph*
lg avg 94.0 mph +3.3 mphvs his norm —
528 / 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% 29.7%→26.3%signal16 K — K% 29.7% (signal) tempered to career ~24.1% → projected 26.3% over ~20 remaining…
xERA 2.57noise3.70 ERA — xERA 2.57 (noise) blended 0% skill / 100% league 3.70 at 17 IP.
BB% 6.3% + contactnoise1.24 WHIP — a 6% walk rate plus BABIP-against 0.296 gives a 1.14 skill WHIP, blended 0%…
run support + role1-2 W — wins ride run support and how deep he goes, not just skill.
role (middle)0 SV — role: middle, not in the save mix.
rosterdeep3.70 ERA, 1.24 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.

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