Task Enterprises presentsNFL Intelligence

2013 · Week 12 · Division

Final

Chargers

San Diego

QB Philip Rivers

41·38

Chiefs

Kansas City

QB Alex Smith

Arrowhead Stadium · outdoors · grass · 24°F · wind 3mph

Closing spread

KC -3.5

Total

43

Model margin

+2.1est.

KC perspective

Push chance

None

half-point line — cannot push

Win probability

  • Chiefs
  • Chargers

How each play moved the game.

Chiefs winsChargers wins

Matchup

Where the edges are

Season-long league percentiles for both sides, mirrored. The saturated side of a lopsided row holds the edge.

The rivalry

KC lead 31–23 since 1999

CHARGERS have won 2 straight. Meetings average 44.9 points. KC are 26-27-1 ATS in the series.

Previous meetings
SeasonMatchupScoreWinner
2025 · W15LAC @ KC1613CHARGERS
2025 · W1KC @ LAC2127CHARGERS
2024 · W14LAC @ KC1719KC
2024 · W4KC @ LAC1710KC
2023 · W18KC @ LAC1312KC
2023 · W7LAC @ KC1731KC
2022 · W11KC @ LAC3027KC
2022 · W2LAC @ KC2427KC

Box score

Individual performances

Chiefs

Passing

PlayerC/AttYdsTDINT
Alex Smith26/3829431

Rushing

PlayerCarYdsAvgTD
Jamaal Charles141158.22
Knile Davis133.00
Dexter McCluster1-1-1.00
Alex Smith2-3-1.50

Receiving

PlayerRecTgtYdsTD
Donnie Avery46911
Dexter McCluster710590
Dwayne Bowe56511
Jamaal Charles46420
A.J. Jenkins11220
Anthony Fasano45211
Sean McGrath0100

Where this game is likely to land

  • Model
  • Smooth (normal)
  • Betting line

Probability of each final margin. Football scoring clusters — the spikes at 3 and 7 are real, and a smooth model misses them.

line +3.54.1%2.7%7.0%7.5%3.1%4.7%3.0%

Positive margins favour Chiefs; negative favour Chargers.

Half-point at risk

2.53%

outcomes that flip if the line moves 0.5

Model home win

54.8%

Expected total

44.8est.

Model

Where the number comes from

Each component is additive, in points of expected margin.

  • Team ratings (opponent-adjusted EPA)-0.37
  • Home-field advantage+2.49
  • Quarterback adjustment0.00
  • Rest differential0.00
  • Expected margin+2.12

One or both ratings are carry-over priors — no games have been played this season yet, so treat this as a starting assumption rather than a read.