Posted Line Trajectory: Opening CaptureSettled / Live Release · Full Dossier Unlocked

Jayson Tatum Rebounds Prop (Boston Celtics @ Detroit Pistons, ): Fair Line 9.8 (-184) vs 8.5 Market

By WagerBird Quantitative Research Desk · SkyBurst Technology, Inc. (NJ DGE Vendor #0096475) · Released · Last updated (CT)

FanDuel: Over 8.5 (-111)Modeled Edge: +21.1% EV · Fair Value 9.8 (-184)
Pick & Release Line
OVER 8.5 (-111)
FanDuel
Modeled Fair Line
9.8
1.3 Pt Delta
Modeled Fair Price
-184
+21.1% EV
Posted Line Drift
8.5
Last 1 Active Games
Matchup (CT)
BOS @ DET
NBA Props Lane CLV
73 / 11 / 36
Beat / Tied / Lost

Sportsbook Posted Rebounds Line Trajectory (Last 1 Active Game)

Pre-game sportsbook posted rebounds total each game vs. WagerBird Modeled Fair Line.

Posted Book Line WagerBird Fair (9.8 / -184)
Sportsbooks have posted Jayson Tatum's rebounds line at 8.5 for BOS @ DET (Oct 20). WagerBird's modeled fair line for BOS @ DET is 9.8 (-184).11.010.39.68.98.27.5WB FAIR LINE: 9.88.5Oct 20BOS @ DET

Trajectory Readout: Sportsbooks have posted Jayson Tatum's rebounds line at 8.5 for BOS @ DET (Oct 20). WagerBird's modeled fair line for BOS @ DET is 9.8 (-184).

1-Game Posted Rebounds Ledger (Jayson Tatum)

America/Chicago (CT)
Date (CT)MatchupPosted LineMoveActualResult
BOS @ DET8.5 (-111)—4Under

Canonical pre-game posted line across 5 licensed partner sportsbooks. Missing or uncaptured feed values always render —.

Compare Licensed Partner Books: Execute or compare live quotes and prediction markets (Kalshi code WBIRD1).
Sticky Book Anchoring Meter · Insufficient History1-Game Window

Jayson Tatum Rebounds Sticky Book Anchoring Meter (Book Step-Lag vs. Actual Box-Score Surplus)

Insufficient 6-game box-score history to measure book step-lag.

Unpriced Book Step-Lag-4.5Max Single-Game Book Step: —
Window Open Line
8.5
Current Posted Line
8.5
Book Cumulative Step
0.0
Actual Window Avg
4.0
Actual Output Delta
-4.5
Modeled Fair Value
9.8 (-184)
Posted Book Step Line vs. Box-Score Output
Book Line Actual Stat
Jayson Tatum Sticky Book Anchoring Meter: 1-game Posted Rebounds Line vs Actual Box-Score Output1034Oct 20@ DET
Game (CT)Posted LineBook StepActualBox Surplus
Oct 20 · @ DET8.5—4-4.5

WagerBird Write-Up · Jayson Tatum Rebounds (Over 8.5)

Full Dossier Unlocked
Write-Up Thesis

Tatum's strong rebounding involvement supports the required total with a normal starting workload.

01 · Fundamental Driver

A major share of available boards

10.0 REB · 16.8% REBOUND RATE · 16 GAMES — Tatum averaged 10.0 rebounds and posted a 16.8% total rebound rate during his return last season. That involvement gives him a meaningful rebounding role rather than relying only on occasional long misses.

02 · Fundamental Driver

Starting workload after rest

32.6 PRIOR MIN · 34 EXPECTED MIN — Tatum's prior-season average was 32.6 minutes, and the expected workload here is 34 minutes. He rested the final exhibition and is expected to be full go for the opener, supporting time on the court to accumulate boards.

Red Team · Counter-Case & Risk Factors

Thesis Invalidation Risks

Robinson and Queta can gather the defensive misses before Tatum reaches them, while Detroit's bigs can keep him occupied with box-outs. Shorter stints or unusually accurate shooting at both ends can remove the remaining opportunities.

Settlement Rule: CASHES JAYSON TATUM FULL GAME REBOUNDS OVER 8.5 WITH AT LEAST 9 REBOUNDS; PUSH IMPOSSIBLE.

WagerBird Nucleus Drift · Team Prop Signal

BOS @ DET · Boston Celtics Points Nucleus Drift ()

Tracks game-by-game pre-game sportsbook posted points lines across Boston Celtics's 5 primary contributors.

BOS Nucleus Drift2 of 5 Core Props Adjusted UpBalanced Core Scoring Distribution — Implied Team Total Pressure: Neutral
Boston Celtics Contributor
Nov 1
@ ORL
Nov 2
@ HOU
Nov 4
vs MIL
Nov 6
@ CHA
Game-Over-Game MovePosted Line TrendTrend Badge
Jayson Tatum
BOS · Points
26.527.527.526.50.0Flat →
Paul George
BOS · Points
18.517.521.517.5+1.0Trending Up ↑
Payton Pritchard
BOS · Points
14.515.519.513.5+1.0Trending Up ↑
Derrick White
BOS · Points
13.514.517.513.50.0Flat →
Neemias Queta
BOS · Points
9.58.510.59.5-1.0Trending Down ↓
Boston Celtics (BOS)2 of 5 Core Props Adjusted Up

Balanced Core Scoring Distribution — Implied Team Total Pressure: Neutral

Detroit Pistons (DET)2 of 5 Core Props Adjusted Down

Balanced Core Scoring Distribution — Implied Team Total Pressure: Neutral

Connected Matchup Hubs: Explore full game market consensus and team dossiers.
Verified Player CLV & Write-Up Receipt Vault2 Tracked Write-Ups

Jayson Tatum Closing-Line Value & Prop Write-Up Receipt Vault (1 Beat, 0 Tied, 1 Lost)

1 Beat / 0 Tied / 1 Lost closing line value record across 2 settled Jayson Tatum prop write-ups.

Jayson Tatum CLV Counts
1 Beat · 0 Tied · 1 Lost
2 Settled CLV Receipts
Date (CT)MatchupMarketRelease QuoteClosing LineActualCLV GradeWrite-Up
Nov 1BOS @ ORLReboundsUnder 8.5 (-132) · FanDuel8.54BeatRead Write-Up →
Oct 20BOS @ DETReboundsOver 8.5 (-115) · FanDuel8.54LostRead Write-Up →

Archived Settled Jayson Tatum Prop Write-Ups

Nov 1 CT · BOS @ ORL · ReboundsFull Write-Up →

Tatum's opening rebounding production has remained below the required total despite already playing substantial minutes.

Counter-Case: Robinson sitting could shift Tatum into more interior minutes and give him a larger share of defensive boards. Orlando's misses could then turn a routine Boston lead into a strong rebounding night for him.

Oct 20 CT · BOS @ DET · ReboundsFull Write-Up →

Tatum's strong rebounding involvement supports the required total with a normal starting workload.

Counter-Case: Robinson and Queta can gather the defensive misses before Tatum reaches them, while Detroit's bigs can keep him occupied with box-outs. Shorter stints or unusually accurate shooting at both ends can remove the remaining opportunities.

NBA Player Props Closing-Line Value Record (73 Beat, 11 Tied, 36 Lost)

WagerBird grades Closing-Line Value (CLV) by comparing each timestamped release line and price against the release sportsbook's final pre-game closing number (through Nov 6 CT).

Download Raw Signal Audit Log (.CSV)
Prop Lane WindowBeat CloseTied CloseLost Close
Season to date (from Sep 23 CT)731136
Last 30 days (from Oct 8 CT)731136