Houston Astros @ Tampa Bay Rays
HAAwayHouston Astros28%
@TBRHomeTampa Bay Rays72%
Model PickTampa Bay Rays 72%Market edge — disclosed after closing odds are collectedEvidence 12 structured · 2 qualitative
AI Summary grounded in real data · zero hallucination
Our model projects a 72% win probability for the Tampa Bay Rays, making them our pick against the Houston Astros. This forecast is primarily driven by the Rays' superior 'Team ERA' and 'Team WHIP,' with the 'Starting Pitcher Matchup' also contributing positively. The market edge for this pick is currently undetermined.
Logistic-regression statistical model — predicts Houston Astros vs Tampa Bay Rays 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+2.7
Season Win%+1.5
Last 10 Games Form-1.2
Home/Away Split+1.5
Team OBP+2
Team SLG-0.4
Team ERA+5.9
Team WHIP+4.4
Starting Pitcher Matchup+3.1
Baseline 50% → final home win71.9%
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 | Tampa Bay Rays at home — MLB historical home win rate ~.535 (ballpark familiarity, no travel) | MLB StatsAPI |
| Pythagorean Expectation | Home 54.0% (662 RS/606 RA) vs Away 47.3% (662/702) — strength from runs scored/allowed | MLB StatsAPI |
| Season Win% | Home 87-59 (.596) vs Away 75-72 (.510) | MLB StatsAPI |
| Last 10 Games Form | Home 5-5 vs Away 6-4 · Home L1 | MLB StatsAPI |
| Home/Away Split | Home team home 47-25 · away team away 38-34 | MLB StatsAPI |
| Team OBP | Home .329 vs Away .315 — foundation of scoring | MLB StatsAPI |
| Team SLG | Home .404 vs Away .410 (OPS .733/.725) | MLB StatsAPI |
| Team ERA | Home 3.81 vs Away 4.52 — lower is better | MLB StatsAPI |
| Team WHIP | Home 1.15 vs Away 1.35 — baserunners allowed per inning (lower is better) | MLB StatsAPI |
| Starting Pitcher Matchup | Home Drew Rasmussen (ERA 2.88) vs Away Miguel Ullola (ERA 3.86) | MLB StatsAPI |
| Hitting Detail (BABIP, K, BB) | Home BABIP .297 · K 1017 · BB 466 / Away BABIP .279 · K 1206 · BB 481 (BABIP is luck-driven → not factored into probability) | MLB StatsAPI |
| Pitching Detail (K/BB, HR9) | Home K/BB 3.22 · HR9 1.26 / Away K/BB 2.17 · HR9 1.28 | MLB StatsAPI |
Qualitative & folklore factors 2 factors · fully disclosed
Qualitative · Rays on Playoff Brink
The Tampa Bay Rays are returning home to face the Astros on the verge of clinching a playoff berth, which could significantly boost team morale and focus.
Basis: LLM · news · On verge of playoff berth, Rays head home to oppos
Qualitative · AL Playoff Race
Both the Houston Astros and Tampa Bay Rays are in control of their respective AL playoff races, indicating high stakes and motivation for both teams.
Basis: LLM · news · MLB Magic Numbers: Rays, White Sox, Astros Control
12 source headlines (auto-collected · basis disclosed)
- Houston Astros at Tampa Bay Rays - Where to Watch, Stream Info, TV Channel, and Live Updates (September 11, 2026)
- Astros vs. Rays (Sep 11, 2026) Pregame
- Houston Astros at Tampa Bay Rays Preview - 09/11/2026
- Houston Astros vs. Tampa Bay Rays - Live Score - September 11, 2026
- Houston Astros at Tampa Bay Rays odds, picks and predictions
- How to Watch Astros vs. Rays: Streaming & TV on Sept. 11
- MLB Magic Numbers: Rays, White Sox, Astros Control AL Playoff Races
- Houston Astros vs. Tampa Bay Rays
Frequently asked questions This game's prediction summary
Houston Astros vs Tampa Bay Rays — who's more likely to win?
SealedSlate's logistic-regression statistical model gives Tampa Bay Rays a 72% chance to win (Home 72% · Away 28%). MLB · 2026-09-12 08:10 KST.
How was the 71.9% 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 71.9%. 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.