MLB Daily DeltaWeek 19 · August 1, 2026
Portrait of Michael Petersen
Michael Petersen
MIA · P
Change to
Portrait of Taylor Rogers
Taylor Rogers
MIN · P
Change to
Who's more valuable, rest of season

Michael Petersen.

He projects to help you in more roto categories the rest of the way — ERA.

Head-to-head
K
ERA
WHIP
W
SV

Michael Petersen wins 1 categories (ERA); Taylor Rogers wins 0 (none); 4 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Michael Petersen
97.8
Taylor Rogers
91.9
Swinging-Strike %lg 11.0% · higher = better
Michael Petersen
13.9%
Taylor Rogers
7.7%
Strikeout %lg 22.0% · higher = better
Michael Petersen
28.7%
Taylor Rogers
19.0%
Chase %lg 28.5% · higher = better
Michael Petersen
32.9%
Taylor Rogers
26.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Michael Petersen
43.1%
Taylor Rogers
26.4%
Barrel % Allowedlg 8.0% · lower = better
Michael Petersen
11.0%
Taylor Rogers
5.6%
xwOBA Allowedlg .315 · lower = better
Michael Petersen
.287
Taylor Rogers
.313
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Michael Petersen
3.414.37
lg xERA 4.10
now 3.63
3.69
Taylor Rogers
3.414.37
lg xERA 4.10
now 4.15
3.71
WHIPlower is better
Michael Petersen
.9401.75
now 1.12
1.24
Taylor Rogers
.9401.75
now 1.57
1.24

Volume · rest of season
Strikeoutshigher is better
Michael Petersen
4028.60
now 23
15
Taylor Rogers
4028.60
now 17
15
Winshigher is better
Michael Petersen
.0001.48
now 1
01
Taylor Rogers
.0001.48
now 1
01
Saveshigher is better
Michael Petersen
.0004.40
now 1
01
Taylor Rogers
.0004.40
now 2
13
If you already own them — trade angle
Hold · wait & seeMichael Petersen — hold.conf 0.50
Buy LowTaylor Rogers — buy low. The dip is a window to acquire.conf 0.88
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