| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| Sep 1, 1980 | 5–3 | Nationals +2 | Nationals +0.4 | Regular Season | |
| Sep 1, 1980 | 5–2 | Guardians +3 | Guardians +0.1 | Regular Season | |
| Sep 1, 1980 | 6–1 | Brewers +5 | Royals +0.8 | Regular Season | |
| Sep 1, 1980 | 1–9 | Rangers +8 | Rangers +1.3 | Regular Season | |
| Sep 1, 1980 | 4–5 | Orioles +1 | Orioles +1.8 | Regular Season | |
| Sep 1, 1980 | 3–4 | Red Sox +1 | Red Sox +1.1 | Regular Season | |
| Sep 1, 1980 | 11–3 | White Sox +8 | Tigers +0.8 | Regular Season | |
| Sep 1, 1980 | 2–5 | Dodgers +3 | Dodgers +1.2 | Regular Season | |
| Sep 1, 1980 | 6–4 | Phillies +2 | Phillies +0.1 | Regular Season | |
| Sep 1, 1980 | 5–2 | Braves +3 | Braves +0.1 | Regular Season | |
| Sep 1, 1980 | 8–1 | Reds +7 | Reds +0.4 | Regular Season | |
| Sep 1, 1980 | 5–7 | Pirates +2 | Pirates +0.4 | Regular Season | |
| Sep 1, 1980 | 0–5 | Yankees +5 | Yankees +1.4 | Regular Season | |
| Sep 1, 1980 | 10–4 | Astros +6 | Pirates +0.4 | Regular Season |