Houston Astros vs. Seattle Mariners Betting Preview

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Michael Brantley and the surging Houston Astros will do battle against their division rival Seattle Mariners at T-Mobile Park in a Wednesday showdown. The matchup begins at 10:10 p.m. ET and you can watch it on RTNW and ATSW.

Houston Astros at Seattle Mariners Odds

Bookmakers have Seattle (+140) as the underdog to Houston (-150). The total currently stands at 9 runs and bettors can play the over or the under for -110. There’s a runline of Astros -1.5 (-105) and Mariners +1.5 (-115) for this matchup.

The Mariners are only 25-39 straight up (SU) and 30-32 against the spread (ATS). They’ve lost 10.9 units for bettors taking the moneyline and 9.2 units ATS. On the other hand, the Astros are 42-20 SU and have gone 34-26 against the spread. In total, the team’s gained 7.6 units for bettors taking the moneyline and 7.5 units ATS.

Mariners games have an over/under record of 40-18-4 so far in 2019. The Astros have been a decent under bet with a total record of 25-34-1.

Brad Peacock will get the start for Houston. The right-handed Peacock is 5-2 with a 3.17 ERA and 61 strikeouts. He’s 1-0 with seven strikeouts and a 2.70 ERA against Seattle this year.

The Mariners are handing the ball to righty Mike Leake (4-6, 4.71 ERA), who has 51 strikeouts and 14 walks as well as a WHIP of 1.32. Leake hasn’t faced the Astros yet this year, but he made four starts against them in 2018, putting together a 0-3 record with a 5.55 ERA.

Houston’s pitching staff allowed 3.5 runs per game and its starting pitchers own a 3.68 ERA, 1.06 WHIP and 9.99 K/9. The bullpen has logged an outstanding ERA of just 2.82, along with a WHIP of 1.06.

The Astros offense has slashed .272/.350/.481 on its way to 5.2 runs scored per game this season, including 6.3 runs per game against divisional foes and 5.8 per game over the team’s last five contests (5-0 SU).

Houston’s offense has been led by outfielders Michael Brantley and Josh Reddick. Brantley is slashing .332/.389/.537 with 10 home runs, 38 RBIs and 30 runs scored, while Reddick is hitting .305 with six homers, 20 RBIs and 27 runs scored.

For the home team, Seattle’s pitchers have given up 6.2 runs per game overall in 2019. Its starters have an ERA of 5.44, a WHIP of 1.40 and a strikeouts-per-nine of 6.8. The bullpen has a 5.27 ERA, 1.56 WHIP and 9.3 K/9. In 32 games against divisional opponents, Mariners starters have an ERA of 5.65 and the bullpen’s ERA is 4.90.

The Seattle offense is putting up 4.9 runs per contest, including 4.6 per game against divisional foes and 3.4 per game over its last five. The team has hit .185/.277/.363 over its last five matchups and is 1-4 SU during that stretch.

Outfielders Domingo Santana and Mitch Haniger have led the Mariners’ hitters this year. Santana is hitting .263/.332/.453 with 10 home runs, 42 RBIs, 28 runs and five stolen bases, and Haniger’s line sits at .226/.320/.477 with 15 homers, 32 RBIs and 46 runs scored.

The Astros have gained 0.9 units and are 22-18 ATS when facing a righty starter this season. The over has cashed in 18 of those games, compared to 21 that’ve gone under against right-handed starting pitchers. On the other hand, the Mariners have lost 4.2 units and are 23-21 ATS when facing a righty starter. The over’s cashed in 28 of those games, compared to 13 that’ve gone under.

Astros at Mariners Prediction

Predictions: SU Winner – Astros, ATS Winner – Astros, O/U – OVER

Betting Notes

  • The under has hit in only two of Seattle’s last seven games.
  • The Astros have won seven of their last eight games SU while the Mariners have lost seven of their last eight.
  • Houston fielders have two errors over the last 10 games, compared to 11 errors for Seattle over its last 10.
  • The Astros have hit nine home runs in their last 10 games, including seven over their last five.
  • The Astros have a team OPS of .832 this season and an OPS of .814 against right-handed pitchers. The Mariners’ OPS sits at .766 overall and .766 against righties.