Spread: Virginia (-44.5)
Crossbook compares what two exchanges, Polymarket and Kalshi, charge for the same event, and publishes a permanent scored record of its own forecasts under published rules.
Tracked on one venue, with Crossbook's own call on the record.
Bid/ask midpoint · retrieved 2026-09-11T22:55:29.582Z. Venue quote-update time is unavailable. Readings can be asynchronous.
58.0%bid 57.0% / ask 59.0%24h volume $4K · liquidity $5Kas of 11 Sept, 22:55 UTC · not refreshed recentlyView on PolymarketCrossbook forecast
Logged 9 Sept 2026, 03:04 UTC · Brier 0.4900
- The spread itself (44.5) is the market's central estimate, so absent other information the cover probability is near 50% — the reference-class starting point.
- Direct signal: Norfolk State lost to Old Dominion — a mid-tier FBS program generally comparable to or weaker than an ACC-level Virginia — by only 21 points (31-10) one week before this game, suggesting Norfolk State is competitive enough that a 45+ point margin is a stretch for a merely solid FBS opponent.
- Virginia is only 1-0 with no demonstrated elite offensive explosiveness in the retrieved record; nothing in the facts indicates Virginia is dramatically stronger than the ODU benchmark that produced a 21-point margin.
- Countervailing uncertainty: early-season FCS results are noisy, Virginia is at home, and the teams have never played, so the true matchup margin could differ substantially from the ODU comp.
- Very thin resting book ($1,322) means the spread may not be a sharp market estimate, but that cuts both ways and I have no price to compare against.
What would change it: Evidence that Virginia's offense is performing at a top-25 level (e.g., a dominant Week 1 win over a quality opponent) while Norfolk State's ODU game flattered them, which would push the true median margin toward or past 45 points.
Settlement source-21.0 probability points from the market at generation · low confidence · Polymarket
Base rate: College football favorites of 40+ points cover at close to a coin-flip rate (roughly 45-50%), since spreads are set near market expectations and late-game backups compress margins in blowouts.
Chosen by hand.
Settlement
Every answer this call has been given, oldest first. Nothing is edited: a correction is a new entry beside the one it replaces.
NOsettled 12 Sept 2026, 16:18 UTC · recorded 12 Sept 2026, 16:18 UTC · entered by handsettlement
YESsettled 12 Sept 2026, 02:27 UTC · recorded 5 Oct 2026, 01:23 UTC · read from the venuesettlement
Corrected against Polymarket's settlement. Recorded NO on 12 Sept 2026; Polymarket settled YES on 12 Sept 2026.
Polymarket prices this at 58.0%. No verified equivalent is currently listed on the other venue, so there is no cross venue comparison on this page.
Volume over the last 24 hours is modest, at about $3,720 on the busier venue.
This market has settled. The page is kept as a record of what the market said while the question was open, and of what Crossbook called.
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This call is line t-0179 of the public append-only ledger, committed when it was published. It appears on the record alongside every other call, resolved and open.