Mariners vs. Red Sox Probable Starting Pitching Matchup – July 31, 2023

Written By PlayPicks Staff on July 31, 2023 - Last Updated on September 25, 2024

The Seattle Mariners (54-51) and the Boston Red Sox (56-49) square off at T-Mobile Park on Monday at 9:40 PM ET, beginning a three-game series. The probable pitchers are George Kirby (9-8) for the Mariners and Nick Pivetta (7-5) for the Red Sox.

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Seattle vs. Boston Pitcher Matchup Info

  • When: Monday, July 31, 2023 at 9:40 PM ET
  • Where: T-Mobile Park in Seattle, Washington
  • How to Watch on TV: RSNW
  • Probable Pitchers: Kirby – SEA (9-8, 3.49 ERA) vs Pivetta – BOS (7-5, 4.11 ERA)

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Mariners vs. Red Sox Starting Pitcher Stats (2023)

Kirby Pivetta
20 GS 8
9-8 W-L 7-5
3.49 ERA 4.11
123.2 IP 81
12 BB 34
112 SO 100

Mariners Probable Starting Pitcher: George Kirby

  • In his last outing on Tuesday against the Minnesota Twins, the righty went four innings, giving up five earned runs while surrendering seven hits.
  • In 20 games this season, the 25-year-old has an ERA of 3.49, with 8.2 strikeouts per nine innings. Opponents are batting .250 against him.
  • Kirby heads into this matchup with 15 quality starts under his belt this season.
  • In four of his 20 total appearances this season he has not allowed an earned run.
  • The 25-year-old ranks 21st in ERA (3.49), ninth in WHIP (1.075), and 41st in K/9 (8.2) among qualifying pitchers in MLB play this season.
  • Kirby’s team is 12-8-0 against the spread in his starts this season.
  • In games Kirby has started this season, the teams are 9-11-0 at hitting the over.

Kirby’s Recent Performance

Opponent Date IP H R ER K BB
at Twins Jul. 25 4.0 7 5 5 9 1
vs. Twins Jul. 20 7.0 4 0 0 10 0
vs. Tigers Jul. 15 5.0 8 6 6 4 1
at Astros Jul. 6 6.2 6 1 1 3 1
vs. Rays Jul. 1 7.0 2 2 2 7 2

Red Sox Probable Starting Pitcher: Nick Pivetta

  • The right-hander last pitched out of the bullpen on Tuesday, when he threw five scoreless innings while allowing three hits to the Atlanta Braves.
  • The 30-year-old has an ERA of 4.11, a 2.94 strikeout-to-walk ratio and a WHIP of 1.160 in 25 games this season.
  • He has one quality starts in eight chances this season.
  • If he manages to end his start without allowing an earned run, he’d extend his streak of 0 ER appearances to four.
  • The Red Sox have gone 5-3-0 ATS in Pivetta’s eight starts with a set spread.
  • Pivetta has had eight starts that oddsmakers set a total for this season, and four of those outings finished over the total.

Pivetta’s Recent Performance

Opponent Date IP H R ER K BB
vs. Braves Jul. 25 5.0 3 0 0 5 1
vs. Mets Jul. 22 1.0 0 0 0 1 0
at Athletics Jul. 17 6.0 0 0 0 13 2
vs. Athletics Jul. 7 5.0 4 3 2 8 1
at Blue Jays Jul. 2 4.0 2 1 1 6 2

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