Boston Celtics won123vs.Philadelphia 76ers101

NBAFinal24h volume $2.5M

Market price

Polymarket

Nov 9 forecast

YES: Q 52¢ · Market odds 47.5¢ at forecast

Defense. Boston owns the NBA's best defensive rating and best net rating.

Main caution: Joel Embiid is a game-time decision and Philadelphia defends far better with Embiid on the floor.

Evidence and updates

Jayson Tatum. Jayson Tatum scored 34 points on 16 shots in Boston's Nov 6 road win.

Philadelphia regression. Philadelphia's plus-5.8 point differential falls short of its 8-1 record.

Q and odds diverge. Q +2.0¢; odds −3.0¢ since the previous forecast, for YES.

The research packet changed.

Snapshot: 2026-11-09T01:32:58.809003+00:00 · Quote: price_observations · 2026-11-09T01:05:38.672311+00:00.

Ask Q: Is Joel Embiid confirmed active and unrestricted in the pregame injury report before tip-off in Philadelphia?

Defense

Boston ranked first in the NBA in defensive rating at 98.6.

Jayson Tatum

Boston beat Charlotte 119-80 on the road on Nov 6, 2026, with Jayson Tatum scoring 34 points on 16 field goal attempts with 8 rebounds and 9 assists.

Philadelphia regression

Philadelphia's point differential was plus-5.8 per game through nine games, ninth best in the league.

Main caution

Scorebase reported that Embiid's availability is a game-time decision to be confirmed just before tip-off.
Philadelphia allowed 14.4 fewer points per 100 possessions in Embiid's 234 minutes on the floor (97.8) than in his 198 minutes off the floor (112.2).

Points to YES

Boston has been the NBA's best defensive team, allowing 98.6 points per 100 possessions, which gives the Celtics the most reliable path to a road win.
Boston ranked first in the NBA in defensive rating at 98.6 and first in net rating at 17.8.
Jayson Tatum is available and producing at a level no Boston player has matched this early in a season, giving the Celtics a primary scorer who can carry a close game.
Tatum started Boston's Nov 8 game against Milwaukee and had totaled 223 points and 64 assists through eight games.
Philadelphia's record has run ahead of its underlying performance, with a modest point differential and poor defensive shot quality that point to regression.
Philadelphia's point differential was plus-5.8 per game, ninth in the league, and the 76ers ranked 24th in defensive shot quality.

Points to NO

Philadelphia's 8-1 start and 4-1 home record mean the 76ers arrive with the conference's best record and home-court advantage.
Philadelphia was 8-1 overall and 4-1 at home with one day of rest entering the Nov 10 game.
Joel Embiid's availability is a game-time decision, and Philadelphia defends roughly 14 points per 100 possessions better when Embiid plays.
Philadelphia listed Embiid as probable with right foot plantar fascia injury management, and Philadelphia allowed 97.8 points per 100 with Embiid on the floor versus 112.2 with Embiid off.
Boston is 2-2 on the road and plays at Toronto the following night, a scheduling squeeze that can cost minutes or rest.
Boston entered at 7-2 with a 2-2 road record and plays at Toronto on Nov 11, the night after the Philadelphia game.

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