Probetrics — Sports Analytics
College Football slate
at
Sat, Sep 12, 10:00 PM ET
Falcon Stadium · 71° · 16 mph wind · Mostly clear
Air Force Falcons
1-0 · #85 Elo
Spread Total Moneyline NDSU -200 · AFA +1282 books · best NDSU -182 polymarketus · AFA +147 polymarketus
WinnerProbability the picked team wins, from a normal on the model's predicted margin. Backtested and calibrated: when it says 65%, it has been right about 63–65% of the time.Lean
NDSU -200
54%
model margin NDSU by 1.5
SpreadWhich side the model's margin lands on versus the spread. A lean, not a proven edge: against closing NFL lines the model covers about 49% in backtest, so this is tracked in public rather than sold.
No line
TotalModel total (scoring ratings + weather + roof) versus the posted total. Same caveat as the spread: a lean, tracked in public.
No line
model total 44.1

The read

On rating alone North Dakota State Bison are 4.6 points better (#61 vs #85 of 240), and AFA add 3.1 for home field.

Who has the edge

Model: NDSU by 1.5
Rating
Clear edge
NDSU
NDSU rated 4.6 points better on Elo (#85 vs #61).
Home & rest
Clear edge
AFA
AFA gets 3.1 points for home field.
Passing game
not priced
Ranks unavailable.
context · not in the margin
Rushing game
not priced
Ranks unavailable.
context · not in the margin
Third down & red zone
not priced
Ranks unavailable.
context · not in the margin
Form (last 5)
Even
AFA +34.0 per game over the last five, NDSU +32.0.
context · not in the margin
Market
not priced
No line yet.
context · not in the margin

The margin, factor by factor

Model: NDSU by 1.5
North Dakota State BisonAir Force Falcons
1559 Elo · #61
RatingThe Elo gap in points — the model's core read on who is better, before the situational pieces below.
NDSU +4.6 pts
1476 Elo · #85
road
Home field
AFA +3.1 pts
home
7d
Rest
even
7d
−3.6 pts vs AFA D
Offense vs defenseEach offense's scoring rating against the other defense's — what drives the model total. Shown as an edge, though the winner call runs on Elo.
NDSU +4.4 pts
−8.0 pts vs NDSU D
W W · +32.0
Form (last 5)Average margin over the last five games. Already inside the ratings — listed so you can see when recent form and the rating disagree.
AFA +1.0 pts
W · +34.0
MarketThe consensus spread, read as points. Compare with the model margin above it.
not priced

Bars are in points toward the favored side. Blue factors are inside the model's margin; grey ones are context it does not add on top (form and offense/defense are already in the ratings; injuries beyond the quarterback are not priced).

Dissect the matchup

CollegeFootballData, garbage time excluded · 2025 season (last season until three games are in)

Season

NDSUAFA
2-0Record1-0
35.5Points for / game34.0
3.5Points against / game0.0
2-0 / 0-0Home / road1-0 / 0-0
1-1Against the spread1-0
0-2Over / underOvers–unders in this team's games. A tendency, not a lean.0-1
W WLast 5W

Power ratings

NDSUAFA
1559Elo1476
#61 of 240Rank#85 of 240
+1.3Offense ratingPoints per game above league average scored, opponent-adjusted.−1.1
+6.9Defense ratingPoints per game below league average allowed, opponent-adjusted. Positive is good.+4.8
1432Strength of scheduleMean Elo of opponents faced this season.1324

Elo drives the winner call. Offense/defense ratings drive the total.

Advanced

NDSUAFA
−1.8SP+ (this season)Bill Connelly's SP+ rating, points above average.−3.2
0.296Offense PPA / playPredicted points added per play, garbage time excluded (CFBD).0.286
-0.404Defense PPA / playPPA allowed per play — lower is better.0.409
48% / 28%Success rate (off / def)47% / 50%
1.14 / 1.03Explosiveness (off / def)1.22 / 1.37
516Talent composite247Sports team talent composite for the current roster.272
Returning production57%

Advanced stats are from 2025 until this season has about three games. Source: CollegeFootballData.

Head to head

No meetings in our history.

How the margin was built

Rating gap
NDSU +4.6 pts
Home field
AFA +3.1 pts
Rest
Even
Weather / roof
-1.4 pts on the total
Model margin
NDSU by 1.5
Model total
44.1 vs —

Market · 2 books

Spread
Total
Moneyline
NDSU -200 · AFA +128
Best price
NDSU -182 polymarketus · AFA +147 polymarketus
BookAFA spreadTotalNDSU MLAFA ML
kalshi-218+109
polymarketus-182+147

Informational only. Winner probabilities are backtested and calibrated; spread and total calls are tracked leans. 21+, 1-800-GAMBLER.