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Matchup preview

Northern Illinois vs Georgia State

Northern Illinois visit Georgia State in Week 4. The model favors Georgia State by 21.1. Win probability, the tale of the tape, and the all-time series, all from real data.

Win probability
10%
90%

Model win probability from SP+ ratings + home-field edge.

The read
Model analysis · September 23 · refreshed weekly

SP+ separates these teams by a tenth of a point, rating Northern Illinois -19.7 (130th) and Georgia State -19.6 (128th). That translates to a 56% Georgia State win probability and a projected margin of 2.5 points. The market disagrees sharply: the consensus line of -10.5 implies 74%, and the ProphetX exchange pushes further to 78% on the -365 offer. That is a wide divergence between a model reading near-parity and a market pricing a comfortable favorite.

The unit ranks favor Georgia State only modestly, with its offense 109th against Northern Illinois at 130th, while its defense sits 137th behind the Huskies' 117th. Results add context: Georgia State has scored 59 and 31 in wins over North Carolina A&T and Kennesaw State before a 30-44 loss at UCF. Northern Illinois is 0-3, falling 0-40 at Iowa, 24-28 to Illinois State, and 17-42 at Arizona.

Season simulations project 5.2 wins for Georgia State and 3.1 for Northern Illinois, neither with any Playoff or title path. With a total of 55.5 posted, the model's 2.5-point projection leaves the +335 contract on Northern Illinois priced at 23% against a 44% model probability.

SP+ calls this a coin flip while the market prices Georgia State as a double-digit favorite: the gap is the story.

Matchup odds
Consensus line · 2 books
Spread
GAST -8.7
Total (O/U)
56.5
Favorite
GAST
Moneyline win probability (implied from the spread)

Real consensus line across 2 sportsbooks. Spread and total are the current market number; the win probabilities are implied from the spread.

Matchup odds price history
The market to win this game · daily prices, colored by the favorite
Northern Illinois1%-13 ptsvsGeorgia State99%+13 pts
0%25%50%75%100%Northern Illinois favoredGeorgia State favoredSep 20Sep 22Sep 24Sep 26Sep 27

Real daily prices from the market to win this game, shown as Northern Illinois's win price; Georgia State's is 100 minus it (the same market's other side). Above the 50% line Northern Illinois is favored, below it Georgia State is, and each candle takes the favored team's color. Kalshi shows open-high-low-close candles (filled body closed up, hollow closed down). As of Oct 16.

Tale of the tape
Percentile vs FBS · 2025 stats, 2026 SP+
#133SP+SP+: Bill Connelly's tempo- and opponent-adjusted efficiency rating, expressed in points above average.#91
#122FPIFPI: ESPN's Football Power Index, an overall measure of team strength.#129
1233EloElo: a rating that rises or falls after each game based on the result and the quality of the opponent.1112
-Title oddsDe-vigged consensus probability to win the national title, averaged across the prediction markets we track.-
Northern IllinoisGeorgia Statesolid = better, faded = trailing
What these metrics mean
SP+. SP+: Bill Connelly's tempo- and opponent-adjusted efficiency rating, expressed in points above average.
FPI. FPI: ESPN's Football Power Index, an overall measure of team strength.
Elo. Elo: a rating that rises or falls after each game based on the result and the quality of the opponent.
Title odds. De-vigged consensus probability to win the national title, averaged across the prediction markets we track.
Off PPA. PPA (Predicted Points Added): the average point value each play adds. Higher is better for offense, lower for defense.
Success. Success rate: the share of plays that stay on schedule (roughly 50% of needed yards on 1st down, 70% on 2nd, 100% on 3rd/4th). Higher is better.
Explosive. Explosiveness: the average value of a team's successful plays, i.e. how big its good plays are when they hit.
Yards/game. Total yards gained per game.
Success allowed. How often the defense allows an on-schedule play (enough yards for the down). Lower is better.
Havoc. Havoc rate: the share of plays where the defense makes a tackle for loss, forced fumble, interception, or pass breakup.
Yards allowed. Total yards allowed per game. Lower is better.
Efficiency profile
Percentile vs FBS · 2025
More Week 4 matchups
Model previews for the rest of the slate
FAQ

Frequently asked questions

How do I trade the Northern Illinois vs Georgia State game?

Kalshi lists winner markets for college football games. Sign up with code FADE (trade $25, get up to $500), open the Northern Illinois vs Georgia State market when it posts, and buy YES on your side; the price in cents equals the market's implied win probability. You can sell before kickoff or settlement at the current price.

When do Northern Illinois and Georgia State play?

Week 4 of 2026, on Sep 26, 2026 at Georgia State.

Who is favored?

The model projects Georgia State by 21.1 (90% win probability), from SP+ ratings.

Full schedule → · Both teams' playoff odds, from 10,000 simulations →

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