| Date | Matchup | Result | Winner | Model Projection | Stage |
|---|---|---|---|---|---|
| May 18, 1999 | 11–3 | Astros +8 | Astros +0.2 | Regular Season | |
| May 18, 1999 | 7–3 | Diamondbacks +4 | Giants +0.6 | Regular Season | |
| May 18, 1999 | 1–10 | Mariners +9 | Mariners +0.8 | Regular Season | |
| May 18, 1999 | 5–2 | Cardinals +3 | Padres +0.4 | Regular Season | |
| May 18, 1999 | 5–3 | Reds +2 | Rockies +0.3 | Regular Season | |
| May 18, 1999 | 5–4 | Rays +1 | Rangers +0.8 | Regular Season | |
| May 18, 1999 | 3–13 | Royals +10 | Royals +0.1 | Regular Season | |
| May 18, 1999 | 13–0 | Guardians +13 | Guardians +0.3 | Regular Season | |
| May 18, 1999 | 4–12 | Braves +8 | Braves +1.5 | Regular Season | |
| May 18, 1999 | 4–2 | Brewers +2 | Mets +0.8 | Regular Season | |
| May 18, 1999 | 3–5 | Orioles +2 | Orioles +0.1 | Regular Season | |
| May 18, 1999 | 3–6 | Red Sox +3 | Yankees +0.5 | Regular Season | |
| May 18, 1999 | 4–1 | Cubs +3 | Cubs +0.5 | Regular Season | |
| May 18, 1999 | 5–7 | Blue Jays +2 | Blue Jays +0.9 | Regular Season | |
| May 18, 1999 | 4–7 | Nationals +3 | Phillies +0.3 | Regular Season |