| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| Sep 18, 1989 | 6–10 | Cubs +4 | Mets +0.1 | Regular Season | |
| Sep 18, 1989 | 4–2 | White Sox +2 | Royals +1.0 | Regular Season | |
| Sep 18, 1989 | 6–3 | Angels +3 | Twins +0.2 | Regular Season | |
| Sep 18, 1989 | 2–5 | Rangers +3 | Rangers +0.5 | Regular Season | |
| Sep 18, 1989 | 4–2 | Athletics +2 | Athletics +0.8 | Regular Season | |
| Sep 18, 1989 | 6–3 | Red Sox +3 | Blue Jays +0.8 | Regular Season | |
| Sep 18, 1989 | 2–6 | Pirates +4 | Pirates +0.7 | Regular Season | |
| Sep 18, 1989 | 3–2 | Cardinals +1 | Nationals +0.2 | Regular Season |