The Starting Line: What Opening Night Knows About an NBA Season
A baseline from last season's margin, luck, roster and age explains 40% of an NBA season and misses by 7.65 wins on average. Every team's 2026-27 number.
It explains 39.6% of the spread in teams' wins. It misses by 7.65 wins on average, and one team in five lands more than eleven or twelve wins from its number.
7.65 wins: how far an opening-night baseline from last season's margin, luck, roster and age missed on average, tested on 21 seasons it never saw.
Rafters Pace
Is he headed for the rafters? We measure every current NBA player against the ten best players ever at his position, through the same number of seasons at that position.
The 2026-27 season is under way: its figures are Basketball-Reference’s as of November 6, 2026.
| # | Player | Pos | Team | Seasons at pos. | Pace score | Verdict |
|---|---|---|---|---|---|---|
| 1 | LeBron James | PF | PHI | 6 | 143 | Ahead of the legends’ pace |
| 2 | Luka Dončić | PG | LAL | 8 | 140 | Ahead of the legends’ pace |
| 3 | Giannis Antetokounmpo | PF | MIA | 10 | 139 | Ahead of the legends’ pace |
| 4 | Nikola Jokić | C | DEN | 12 | 131 | Ahead of the legends’ pace |
| 5 | Cade Cunningham | PG | DET | 4 | 123 | Ahead of the legends’ pace |
| 6 | James Harden | PG | CLE | 9 | 121 | Ahead of the legends’ pace |
| 7 | Josh Giddey | PG | CHI | 3 | 117 | Ahead of the legends’ pace |
| 8 | Kevin Durant | SF | HOU | 12 | 115 | Ahead of the legends’ pace |
| 9 | Paolo Banchero | PF | ORL | 5 | 114 | On a rafters pace |
| 10 | Trae Young | PG | WAS | 8 | 112 | On a rafters pace |
Start here: what our own data shows
Studies built on our own calculations from public NBA data.
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The Continuity Dividend: What Bringing a Roster Back Is Worth
Every ten points of last season's minutes an NBA team brings back is worth 0.48 points of margin, about 1.2 wins, on top of its margin. Age is a separate lever.
11 min read +0.48 points of next season's margin for every ten points of last season's minutes that come back. 630 team-seasons, standard error 0.10.
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The Giveback: Last Season's Luck Is Worth a Fifth of a Win
A win an NBA team's margin earned carries 0.63 of a win into the next season; a win beyond it carries 0.21. What that says about the Lakers and Hornets.
10 min read 0.21 of a win carried into the next season for each win a team collected beyond its margin. A win the margin earned carried 0.63.
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The Four Factors: The Stats That Actually Decide Basketball Games
Dean Oliver's Four Factors tested on all 1,230 games of 2025-26: they explain 94% of margins, but shooting is half the story and free throws under 7%.
12 min read
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The October Glass: Preseason Rebounding Is Real. Its Shooting Is Not.
Added to last season's numbers, NBA preseason offensive rebounding doubles what can be explained, 19.2% to 40.5%. Preseason shooting adds nothing.
10 min read 40.5% of the spread in teams' regular-season offensive rebounding explained by last season's rate plus the preseason's. Last season alone: 19.2%.
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The Handoff: Six Games In, This NBA Season Outranks the Last
Last season's margin is the better guide to an NBA team for five games. At game six this season's takes over; after game eight last season adds almost nothing.
10 min read 6 games into a season, the point where a team's own margin starts to explain more of its season than last season's margin does.
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The Restricted-Area Cliff: The Biggest Efficiency Drop on an NBA Floor Is Not at the Arc
The restricted area shoots 65.8%, the rest of the paint 44.2%: a 21.6-point cliff, five times any gap at the arc, and the fall is finished five feet from the rim.
8 min read
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The Sophomore Leap: Real, and Almost All of It Is Age
NBA rookies add 0.97 points per 36 in year two, but players the same age improve just as much. The one real year-two effect is 1.53 more minutes a game.
9 min read
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The Corner Three, Measured: What the Shortest Three Actually Pays
Corner threes hit 38.6% and pay 1.16 points per shot against 1.08 above the break. Fit accuracy to distance and the premium vanishes into geometry: 22 feet, priced.
8 min read
Who brought last season back
Share of each team's 2025-26 minutes played by men on its 2026-27 preseason roster, October 6, 2026. Orange: above the 2005-06 to 2025-26 average of 67.2%.
Worth 4.85 points of margin per unit of share against an average roster: San Antonio Spurs +1.29, Los Angeles Lakers −1.20. Rosters retrieved October 6, 2026. From The Continuity Dividend.
The class of 2025, year one
The 10 busiest 2025-26 rookies. In year two, players their age add about as much as rookies do. From The Sophomore Leap.
| Rookie | Team | Pick | Age | minutes a game | points per 36 | true shooting % |
|---|---|---|---|---|---|---|
| VJ Edgecombe | PHI | 3 | 20 | 35.0 | 16.5 | 54.0 |
| Kon Knueppel | CHA | 4 | 20 | 31.5 | 21.1 | 63.3 |
| Cooper Flagg | DAL | 1 | 19 | 33.5 | 22.6 | 54.8 |
| Jeremiah Fears | NOP | 7 | 19 | 25.8 | 19.9 | 52.5 |
| Derik Queen | NOP | 13 | 21 | 25.0 | 16.9 | 54.6 |
| Ace Bailey | UTA | 5 | 19 | 27.6 | 18.0 | 53.3 |
| Maxime Raynaud | SAC | 42 | 23 | 26.5 | 16.9 | 61.9 |
| Nique Clifford | SAC | 24 | 24 | 25.1 | 12.3 | 50.5 |
| Sion James | CHA | 33 | 23 | 22.5 | 8.6 | 53.1 |
| Will Riley | WAS | 21 | 20 | 22.1 | 16.8 | 54.8 |
Latest
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The Starting Line: What Opening Night Knows About an NBA Season
· Methodology & Projections
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The Handoff: Six Games In, This NBA Season Outranks the Last
· Methodology & Projections
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The October Glass: Preseason Rebounding Is Real. Its Shooting Is Not.
· Methodology & Projections
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The Giveback: Last Season's Luck Is Worth a Fifth of a Win
· Methodology & Projections
-
The Continuity Dividend: What Bringing a Roster Back Is Worth
· Methodology & Projections
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The Sophomore Leap: Real, and Almost All of It Is Age
· Data Deep-Dives
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Stat Explainers 27 articles
Plain-English breakdowns of the box-score and advanced metrics that actually matter: what each stat measures, the formula behind it, and where it misleads you.
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The league's past, re-examined through modern statistics: record-setting seasons, rule changes, and trades revisited with the benefit of hindsight.
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Frameworks and case studies for evaluating players and teams: spotting real improvement, reading stat profiles, and separating signal from noise.
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How forecasting and win-probability models are built, why they disagree, and what the data really says about predicting basketball.