Athletics @ Arizona Diamondbacks
ATHAwayAthletics28%
@ADHomeArizona Diamondbacks72%
Model PickArizona Diamondbacks 72%Market edge — disclosed after closing odds are collectedEvidence 12 structured · 2 qualitative
The model favors Arizona Diamondbacks at 72% — a clear favorite. The main drivers are Team ERA, Last 10 Games Form, offset by Team OBP.
Logistic-regression statistical model — predicts Athletics vs Arizona Diamondbacks by accumulating the log-odds contributions of 12 proven structured metrics. Only structured metrics enter the probability; qualitative and folklore factors get a label only. Predictions are sealed with SHA-256 before the game.
Model factor contribution How the 72% home win was derived
Home Advantage+2.5
Pythagorean Expectation+3.4
Season Win%+1.4
Last 10 Games Form+4.8
Home/Away Split+1.3
Team OBP-2.3
Team SLG-1.4
Team ERA+8.6
Team WHIP+4
Baseline 50% → final home win72.3%
Each factor's log-odds contribution accumulated · only structured metrics reflected (qualitative/folklore excluded) · each %p converts log-odds to probability, so it's non-linear — a simple sum may not exactly equal (final − baseline)
Structured metric analysis 12 metrics · fully disclosed
| Metric | Analysis (home vs away) | Source |
|---|---|---|
| Home Advantage | Arizona Diamondbacks at home — MLB historical home win rate ~.535 (ballpark familiarity, no travel) | MLB StatsAPI |
| Pythagorean Expectation | Home 48.6% (435 RS/449 RA) vs Away 40.0% (448/559) — strength from runs scored/allowed | MLB StatsAPI |
| Season Win% | Home 51-49 (.510) vs Away 43-57 (.430) | MLB StatsAPI |
| Last 10 Games Form | Home 6-4 vs Away 2-8 · Home L1 | MLB StatsAPI |
| Home/Away Split | Home team home 29-22 · away team away 23-27 | MLB StatsAPI |
| Team OBP | Home .308 vs Away .324 — foundation of scoring | MLB StatsAPI |
| Team SLG | Home .387 vs Away .406 (OPS .695/.730) | MLB StatsAPI |
| Team ERA | Home 4.22 vs Away 5.29 — lower is better | MLB StatsAPI |
| Team WHIP | Home 1.29 vs Away 1.48 — baserunners allowed per inning (lower is better) | MLB StatsAPI |
| Starting Pitcher Matchup | Home Kohl Drake (ERA ?) vs Away Jack Perkins (ERA 6.87) | MLB StatsAPI |
| Hitting Detail (BABIP, K, BB) | Home BABIP .275 · K 732 · BB 318 / Away BABIP .296 · K 874 · BB 351 (BABIP is luck-driven → not factored into probability) | MLB StatsAPI |
| Pitching Detail (K/BB, HR9) | Home K/BB 2.36 · HR9 1.22 / Away K/BB 2.20 · HR9 1.59 | MLB StatsAPI |
Qualitative & folklore factors 2 factors · fully disclosed
Qualitative · D-backs' Disappointing Loss
The Diamondbacks followed up a historic comeback win with a disappointing loss to the struggling Athletics, which could negatively impact team morale.
Basis: LLM · news · Diamondbacks disappoint by following historic come
Qualitative · A's Building Momentum
The Athletics secured a 5-2 victory over the Diamondbacks in their last game, potentially building momentum and confidence for the team.
Basis: LLM · news · A's to a 5-2 win over the Diamondbacks
12 source headlines (auto-collected · basis disclosed)
- Athletics at Arizona Diamondbacks Game Story, Scores/Highlights - 07/20/2026
- How to watch Athletics vs. Diamondbacks: TV channel and streaming options for July 20
- Athletics vs. Diamondbacks (Jul 21, 2026) Pregame
- Diamondbacks disappoint by following historic comeback with loss to struggling Athletics
- Athletics vs. Arizona Diamondbacks prediction, pick for MLB on Monday 7/20/26
- Athletics vs. Diamondbacks Prediction, Odds, Probable Pitchers, Prop Bets for Monday, July 20
- Where to watch Athletics vs Arizona Diamondbacks: TV channel, start time, streaming for July 21
- Athletics vs. Arizona Diamondbacks: Game Highlights
Frequently asked questions This game's prediction summary
Athletics vs Arizona Diamondbacks — who's more likely to win?
SealedSlate's logistic-regression statistical model gives Arizona Diamondbacks a 72% chance to win (Home 72% · Away 28%). MLB · 2026-07-22 10:40 KST.
How was the 72.3% home-win probability calculated?
Starting from a 50% baseline, we additively accumulate the log-odds contributions of 12 proven structured statistical metrics to reach the final 72.3%. Each factor's %p contribution is fully disclosed on the page; qualitative and folklore factors are not reflected in the probability.
Can this prediction be altered later?
No. Every prediction is sealed with a SHA-256 hash before the game starts and permanently recorded in the track record, making after-the-fact changes impossible. SealedSlate runs a transparent ledger that never inflates the hit rate and leaves missed predictions exactly as they were.
We don't compete on hit rate — every factor is fully disclosed and labeled. Only 📊 structured stats feed the probability (each factor's contribution shown in %p); ⚔️🔮 are context to weigh. Predictions are locked and sealed before the game — verify the hits directly on the track record.