Kansas City Royals vs. Pittsburgh Pirates: O/U 8.5

Closed View on Polymarket ↗ (opens in a new tab)

Current Probability

99.5%

24h Change

+56.0 pp

Signal Score

73/100

Data Confidence

Medium (68)

24h probability rose 56.0pp

Market data

Updated 5 days ago

Last radar sync

2026-09-19 00:01 UTC

Why This Signal Matters

Supporting facts beyond the headline signal reason.

  • Volume baseline unavailable or history insufficient
  • Liquidity depth $48,947
  • Medium data confidence (68)

Probability History

Stored CLOB and sync snapshots with a compact read of recent movement.

Latest 99.5% · Sep 19, 12:00 AM

38% 69% 100% Sep 18 Sep 18 Sep 18 Sep 19 Current 99.5% · 1d of stored history · 25 pts

Current

99.5%

24h Change

+56.0 pp

7d Change

Only 6d of listing history

Coverage

1d of stored history

30 stored snapshots · Latest sample Sep 19, 12:00 AM

View history table
Time Probability
9/19/2026, 12:00:00 AM 99.5%
9/18/2026, 11:00:00 PM 44.5%
9/18/2026, 10:00:00 PM 48.5%
9/18/2026, 9:00:00 PM 48.5%
9/18/2026, 8:00:00 PM 48.5%
9/18/2026, 7:00:00 PM 48.5%
9/18/2026, 6:00:00 PM 48.5%
9/18/2026, 5:00:00 PM 48.5%
9/18/2026, 4:00:00 PM 50.5%
9/18/2026, 3:00:00 PM 46.5%
9/18/2026, 2:00:00 PM 46.5%
9/18/2026, 1:00:00 PM 46.5%
9/18/2026, 12:00:00 PM 46.5%
9/18/2026, 11:00:00 AM 44.5%
9/18/2026, 10:00:00 AM 44.5%
9/18/2026, 9:00:00 AM 44.5%
9/18/2026, 8:00:00 AM 44.5%
9/18/2026, 7:00:00 AM 44.5%
9/18/2026, 6:00:00 AM 44.5%
9/18/2026, 5:00:00 AM 44.5%
9/18/2026, 4:00:00 AM 44.5%
9/18/2026, 3:00:00 AM 44.5%
9/18/2026, 2:00:00 AM 45.0%
9/18/2026, 1:00:00 AM 44.5%

Market Snapshot

Incremental context not covered in the hero summary.

1h Change

+55.0 pp

7d Change

Only 6d of listing history

24h Volume

$113.3K

Volume vs Baseline

Baseline unavailable

Liquidity

$48.9K

Market Significance

High (79)

Market Status

Closed

End Date

Sep 18, 2026

Attention Score

48

Signal Quality Breakdown

Components behind the hero Signal Score of 73/100.

Probability Momentum 100
Volume Activity 0
Liquidity Quality 88
Persistence 99
Data Confidence Medium (68)

Next Steps

Keep exploring radar picks or open the full market catalog.