| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| May 13, 1989 | 6–14 | Mariners +8 | Red Sox +0.3 | Regular Season | |
| May 13, 1989 | 3–2 | Reds +1 | Cardinals +0.1 | Regular Season | |
| May 13, 1989 | 1–4 | Royals +3 | Royals +0.7 | Regular Season | |
| May 13, 1989 | 3–8 | Pirates +5 | Pirates +0.9 | Regular Season | |
| May 13, 1989 | 8–2 | White Sox +6 | White Sox +0.2 | Regular Season | |
| May 13, 1989 | 0–2 | Phillies +2 | Dodgers +0.4 | Regular Season | |
| May 13, 1989 | 3–4 | Athletics +1 | Athletics +0.8 | Regular Season | |
| May 13, 1989 | 1–6 | Angels +5 | Angels +0.0 | Regular Season | |
| May 13, 1989 | 1–0 | Astros +1 | Cubs +0.2 | Regular Season | |
| May 13, 1989 | 8–10 | Twins +2 | Twins +0.2 | Regular Season | |
| May 13, 1989 | 1–3 | Guardians +2 | Tigers +0.2 | Regular Season | |
| May 13, 1989 | 3–4 | Mets +1 | Mets +1.0 | Regular Season | |
| May 13, 1989 | 4–5 | Nationals +1 | Nationals +0.1 | Regular Season |