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Early Preview Lineups: Projected Odds Posted 6 min read

Houston Astros vs Cleveland Guardians Preview

Spencer Arrighetti and the Astros face the Guardians and Slade Cecconi at Progressive Field. Betting angles, projections, and analysis

Houston Astros at Cleveland Guardians MLB game preview for April 20, 2026
HOU
Houston Astros
Spencer Arrighetti RHP
@
6:10 PM ET
Progressive Field
CLE
Cleveland Guardians
Slade Cecconi RHP
Last updated Monday, April 20, 2026
Final This game has finished. Read the recap for final score, model grades, and box score.

Key Facts

Matchup
Houston Astros at Cleveland Guardians
Date
Monday, April 20, 2026
First Pitch
6:10 PM ET
Venue
Progressive Field
Probable Starters
Spencer Arrighetti (RHP) vs Slade Cecconi (RHP)
Lineups
Projected
Odds Snapshot
Apr 20, 6:11 PM ET
Last Updated
Apr 20, 6:08 PM ET

Betting Board

Snapshot Apr 20, 6:11 PM ET
Moneyline
HOU +120
CLE -132
Total
Over 7 -120
Under 7 -102
Run Line
HOU +1.5 -205
CLE -1.5 +168

Model Angles

NRFI Model
YRFI · 53%
-1.3% edge
Projected Total
4.5
model combined runs
Park Factor
1.01
Neutral · HR 0.98
First Pitch Weather
39°F
4.8 mph NW
The Houston Astros travel to Progressive Field on Monday evening to open a series against the Cleveland Guardians with first pitch scheduled for 6:10 PM ET. Houston enters at 8-15 on a four-game losing streak, while Cleveland sits at 13-10 on a two-game winning streak. Spencer Arrighetti takes the mound for the Astros with a 1.50 ERA, 1.17 WHIP, and an impressive 15.00 strikeouts per nine innings. The Guardians counter with Slade Cecconi, who carries a 5.03 ERA, 1.37 WHIP, and 8.24 strikeouts per nine. The projected total stands at 4.5 runs with Houston projected for 2.1 and Cleveland for 2.5. Weather conditions call for 39 degrees with 5 mph winds from the northwest, while the park factor at Progressive Field sits at 1.01 runs.
  • Arrighetti sports 1.50 ERA and 15.00 strikeouts per nine
  • Guardians on two-game winning streak at 13-10
  • Projected total of 4.5 runs in cold conditions

Pitching Matchup

HOU Away
Spencer Arrighetti
RHP · 1-0 · 1 GS
ERA
1.50
WHIP
1.17
K/9
15.00
IP
6.0
Career: 4.59 ERA · 1.40 WHIP · 10.24 K/9
NRFI: 58.6%
1st Inn ERA: 7.76
CLE Home
Slade Cecconi
RHP · 0-2 · 4 GS
ERA
5.03
WHIP
1.37
K/9
8.24
IP
19.2
Career: 5.07 ERA · 1.27 WHIP · 7.43 K/9
NRFI: 87.3%
1st Inn ERA: 2.27

On the season, Spencer Arrighetti holds the ERA edge in this matchup. Spencer Arrighetti carries a 1.50 ERA and 1.17 WHIP, while Slade Cecconi sits at 5.03 ERA and 1.37 WHIP.
Strikeout rates: Spencer Arrighetti at 15.00 K/9, Slade Cecconi at 8.24 K/9.
K projections: Spencer Arrighetti at 5.2 (line 4.5)
Slade Cecconi projected at 4.6 (line 4.5).
First-inning scoring: Spencer Arrighetti holds a 58.6% career NRFI rate, Slade Cecconi at 87.3%. Combined average: 73.0%.
Both starters throw from the R side, limiting platoon splits for either lineup.

Strikeout Projections

Spencer Arrighetti vs CLE
Proj: 5.2Line: 4.5
+0.7
Confidence:
Slade Cecconi vs HOU
Proj: 4.6Line: 4.5
+0.1
Confidence:
View all K projections on SlateIQ

Our strikeout model weighs pitcher K rate, opponent lineup whiff tendency, park factors, and umpire zone size to project total strikeouts per starter.

Spencer Arrighetti (Houston Astros) is projected for 5.2 strikeouts against a posted line of 4.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.0% with a 28.0% whiff rate.

Slade Cecconi (Cleveland Guardians) is projected for 4.6 strikeouts against a posted line of 4.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.0% with a 28.0% whiff rate.

The Houston Astros lineup is more vulnerable to strikeouts in this matchup. Cleveland Guardians batters K at 22.0%, Houston Astros batters at 22.0%.

NRFI & First 5 Analysis

NRFI Model
53.2%
probability of YRFI
+-1.3%
market edge
Monitor
Market implied: 54.5%Model: 53.2%
First 5 Innings
2.5est. F5 runs
HOU
1.50 ERA
6.0 inn/start
CLE
5.03 ERA
4.8 inn/start
F5 lean: Strong HOU
HOU K Projection
Spencer Arrighetti
5.2proj
Line: 4.5
+0.7 NEUTRAL
Confidence
CLE K Projection
Slade Cecconi
4.6proj
Line: 4.5
+0.1 NEUTRAL
Confidence
Explore all model projections

Our NRFI model analyzes both starting pitchers' first-inning profiles, the top-of-order hitters in each lineup, the umpire's historical zone, and environmental factors to produce a probability estimate. For this game, the model assigns a 53.2% probability of no runs in the first inning, compared to the market's implied probability of 54.5%.

  • That creates a slim -1.3% edge on YRFI.
  • The best available line is NRFI -120 / YRFI -102 at FanDuel.
  • Home plate umpire Andy Fletcher runs a average zone. See the umpire section below for full career data.
  • Our NRFI model sits at 16-22 (42.1%) on official picks this season.

Prop Edges

6 model signals detected
Hits (1+) Strong Hit 0.5
68.2%
Hits (1+) Lean Hit 0.5
66.6%
Hits (1+) Lean Hit 0.5
65.7%
Yordan Alvarez
Home Run Elite 0.5
16.7%
Hits (1+) Lean Hit 0.5
64.4%
Home Run Very Strong 0.5
15.5%
See all today's picks and edges

Lineup & Matchup Breakdown

Houston Astros Projected
K%: 22.0
2Yainer DiazRC
Whiff rate: 28.0%Team page
Cleveland Guardians Projected
K%: 22.0
Whiff rate: 28.0%Team page
Batter vs Pitcher matchup tool

Lineups are projected as of this writing.

Houston Astros K vulnerability: 22.0% strikeout rate, 28.0% whiff rate.

Cleveland Guardians K vulnerability: 22.0% strikeout rate, 28.0% whiff rate.

Ballpark, Weather & Umpire

Progressive Field
Run Factor1.01
HR Factor0.98
Full park profile
Home Plate Umpire
Andy Fletcher
Slightly tight NRFI: 47.3% 91 games
Full umpire profile
Hourly Game Forecast
39°
6 PM
5 mph
NW
38°
7 PM
3 mph
N
38°
8 PM
3 mph
N
38°
9 PM
3 mph
N
  • Progressive Field carries a 1.01 run factor (neutral).
  • Home run factor: 0.98 — the park neutral for HR power.
  • Park notes: Modern playing surface; Relatively neutral dimensions; High elevation for AL Central.

First pitch forecast: 39F with 5 mph winds from the NW. Humidity: 48%.

  • Home plate umpire: Andy Fletcher.
  • Career NRFI rate: 47.2% across 91 games tracked.
  • Zone tendency: Slightly tight.
  • K factor: 1.013 (league average strikeouts in his games).

Run Projections & Total

  • Our projection model puts the total at 4.5 combined runs, with Houston Astros projected for 2.1 and Cleveland Guardians for 2.5.
  • That's 2.5 runs below the posted total of 7.0, suggesting a lean toward the Under.
  • The run projection favors Cleveland Guardians by 0.4 runs.
The Bottom Line
This matchup features a stark pitching contrast with Arrighetti's dominant early numbers against Cecconi's inflated ERA. The low run projection reflects confidence in the pitching and cold weather conditions at Progressive Field.
This preview is generated from thecapper.io projection models and publicly available data. All projections are model estimates, not guarantees. Gamble responsibly. If you or someone you know has a gambling problem, call 1-800-GAMBLER.