FirstInningRuns.com

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Every played game, filtered your way. Compare how often a run scored in the 1st with what the betting market expected before first pitch.

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Mariners games, all seasons

Games660660 games
Run in the 1st (YRFI)49%324 of 660
Market expected47%585 games with lines · actual 49%
Mariners in the 1st29%scored in 191 · allowed in 187 (28%)
Date ▼ Matchup · starters Park · umpire Market YRFI / NRFI Result
Sep 27, 2026 Angels at Mariners T-Mobile Park
Outdoors · Dillon Wilson
42% / 58%
fair +136 · 5 books
NRFI
0–0
Sep 26, 2026 Angels at Mariners T-Mobile Park
Outdoors · Jansen Visconti
46% / 54%
fair +119 · 5 books
NRFI
0–0
Sep 25, 2026 Angels at Mariners T-Mobile Park
Outdoors · Andy Fletcher
43% / 57%
fair +134 · 5 books
YRFI
1–0
Sep 24, 2026 Angels at Mariners T-Mobile Park
Indoors · Rob Drake
45% / 55%
fair +122 · 4 books
NRFI
0–0
Sep 23, 2026 Astros at Mariners T-Mobile Park
Outdoors · Marvin Hudson
47% / 53%
fair +113 · 4 books
NRFI
0–0
Sep 22, 2026 Astros at Mariners T-Mobile Park
Outdoors · Ryan Blakney
47% / 53%
fair +114 · 4 books
YRFI
1–0
Sep 20, 2026 Mariners at Rockies Coors Field
Outdoors · Edwin Jimenez
55% / 45%
fair -122 · 4 books
NRFI
0–0
Sep 19, 2026 Mariners at Rockies Coors Field
Outdoors · Malachi Moore
56% / 44%
fair -125 · 5 books
YRFI
2–0
Sep 18, 2026 Mariners at Rockies Coors Field
Outdoors · Mike Estabrook
54% / 46%
fair -116 · 4 books
YRFI
3–1
Sep 16, 2026 Mariners at Angels Angel Stadium
Outdoors · Chad Fairchild
45% / 55%
fair +120 · 4 books
YRFI
2–1
Sep 15, 2026 Mariners at Angels Angel Stadium
Outdoors · Brian Walsh
47% / 53%
fair +115 · 4 books
NRFI
0–0
Sep 14, 2026 Mariners at Angels Angel Stadium
Outdoors · Chad Whitson
45% / 55%
fair +122 · 5 books
YRFI
0–2
Sep 13, 2026 Mariners at Athletics Sutter Health Park
Outdoors · Andy Fletcher
51% / 49%
fair -103 · 4 books
YRFI
0–2
Sep 12, 2026 Mariners at Athletics Sutter Health Park
Outdoors · Cory Blaser
51% / 49%
fair -105 · 4 books
YRFI
2–0
Sep 11, 2026 Mariners at Athletics Sutter Health Park
Outdoors · Alex Tosi
54% / 46%
fair -120 · 5 books
YRFI
1–2
Sep 10, 2026 Rangers at Mariners T-Mobile Park
Outdoors · Rob Drake
39% / 61%
fair +156 · 4 books
NRFI
0–0
Sep 9, 2026 Rangers at Mariners T-Mobile Park
Outdoors · Junior Valentine
46% / 54%
fair +116 · 5 books
NRFI
0–0
Sep 8, 2026 Rangers at Mariners T-Mobile Park
Outdoors · Jordan Baker
47% / 53%
fair +114 · 4 books
YRFI
1–0
Sep 6, 2026 Athletics at Mariners T-Mobile Park
Outdoors · D.J. Reyburn
45% / 55%
fair +124 · 4 books
NRFI
0–0
Sep 5, 2026 Athletics at Mariners T-Mobile Park
Outdoors · John Libka
47% / 53%
fair +111 · 4 books
NRFI
0–0
Sep 4, 2026 Athletics at Mariners T-Mobile Park
Indoors · Sean Barber
45% / 55%
fair +124 · 5 books
NRFI
0–0
Sep 3, 2026 Athletics at Mariners T-Mobile Park
Indoors · James Hoye
45% / 55%
fair +121 · 4 books
YRFI
1–3
Sep 2, 2026 Mariners at Red Sox Fenway Park
Outdoors · Derek Thomas
48% / 52%
fair +108 · 5 books
NRFI
0–0
Sep 1, 2026 Mariners at Red Sox Fenway Park
Outdoors · Will Little
45% / 55%
fair +123 · 5 books
YRFI
1–1
Aug 31, 2026 Mariners at Red Sox Fenway Park
Outdoors · Lance Barksdale
44% / 56%
fair +129 · 5 books
YRFI
1–1
Aug 30, 2026 Mariners at Blue Jays Rogers Centre
Outdoors · Steven Jaschinski
46% / 54%
fair +119 · 4 books
YRFI
0–2
Aug 29, 2026 Mariners at Blue Jays Rogers Centre
Outdoors · Clint Vondrak
44% / 56%
fair +125 · 4 books
NRFI
0–0
Aug 28, 2026 Mariners at Blue Jays Rogers Centre
Outdoors · Adam Hamari
41% / 59%
fair +144 · 4 books
YRFI
1–3
Aug 26, 2026 Phillies at Mariners T-Mobile Park
Outdoors · Chad Fairchild
42% / 58%
fair +138 · 5 books
YRFI
2–0
Aug 25, 2026 Phillies at Mariners T-Mobile Park
Outdoors · Brian Walsh
49% / 51%
fair +105 · 5 books
NRFI
0–0
Aug 24, 2026 Phillies at Mariners T-Mobile Park
Outdoors · Chad Whitson
39% / 61%
fair +154 · 4 books
YRFI
1–5
Aug 23, 2026 Cubs at Mariners T-Mobile Park
Outdoors · Ben May
46% / 54%
fair +118 · 4 books
YRFI
0–1
Aug 22, 2026 Cubs at Mariners T-Mobile Park
Outdoors · Ryan Blakney
46% / 54%
fair +118 · 5 books
YRFI
0–1
Aug 21, 2026 Cubs at Mariners T-Mobile Park
Outdoors · Brennan Miller
47% / 53%
fair +111 · 5 books
YRFI
3–0
Aug 20, 2026 Mariners at Brewers American Family Field
Outdoors · Quinn Wolcott
47% / 53%
fair +114 · 5 books
YRFI
0–6
Aug 19, 2026 Mariners at Brewers American Family Field
Outdoors · Dexter Kelley
44% / 56%
fair +128 · 5 books
YRFI
4–0
Aug 18, 2026 Mariners at Brewers American Family Field
Indoors · Adrian Johnson
45% / 55%
fair +121 · 5 books
YRFI
0–1
Aug 16, 2026 Mariners at Astros Daikin Park
Indoors · Tripp Gibson
46% / 54%
fair +119 · 5 books
YRFI
1–0
Aug 15, 2026 Mariners at Astros Daikin Park
Indoors · Austin Jones
50% / 50%
fair -101 · 5 books
YRFI
0–1
Aug 14, 2026 Mariners at Astros Daikin Park
Indoors · Alex MacKay
46% / 54%
fair +117 · 4 books
YRFI
2–1
Aug 13, 2026 Mariners at Yankees Yankee Stadium
Outdoors · Rob Drake
44% / 56%
fair +129 · 5 books
NRFI
0–0
Aug 12, 2026 Mariners at Yankees Yankee Stadium
Outdoors · Junior Valentine
48% / 52%
fair +110 · 4 books
YRFI
3–0
Aug 11, 2026 Mariners at Yankees Yankee Stadium
Outdoors · Stu Scheurwater
47% / 53%
fair +112 · 5 books
NRFI
0–0
Aug 9, 2026 Rays at Mariners T-Mobile Park
Outdoors · Gabe Morales
45% / 55%
fair +122 · 5 books
YRFI
0–1
Aug 8, 2026 Rays at Mariners T-Mobile Park
Outdoors · Emil Jimenez
45% / 55%
fair +125 · 5 books
NRFI
0–0
Aug 7, 2026 Rays at Mariners T-Mobile Park
Outdoors · Doug Eddings
41% / 59%
fair +142 · 5 books
NRFI
0–0
Aug 6, 2026 Tigers at Mariners T-Mobile Park
Outdoors · Mark Wegner
46% / 54%
fair +116 · 4 books
YRFI
3–0
Aug 5, 2026 Tigers at Mariners T-Mobile Park
Outdoors · Carlos Torres
47% / 53%
fair +112 · 5 books
NRFI
0–0
Aug 4, 2026 Tigers at Mariners T-Mobile Park
Outdoors · Nate Tomlinson
47% / 53%
fair +114 · 5 books
NRFI
0–0
Aug 2, 2026 Twins at Mariners T-Mobile Park
Outdoors · Jim Wolf
44% / 56%
fair +126 · 5 books
YRFI
0–2

Market numbers are each sportsbook's last 1st-inning line before first pitch, with the book's margin removed, averaged across books. "Fair" is that chance written as American odds. Results show runs scored in the 1st (away–home).