NRL | Round 3

alphr.com.au

SYD
Roosters
VS
PEN
Panthers
ALLIANZ STADIUM, SYDNEY • FRIDAY 20 MAR, 6:00 PM

Win Probability

AI Game Review

Our model correctly predicted Panthers to win at 50% probability. The margin model missed here, predicting 2.0 but the actual margin was 36 points. Total score prediction of 44 was close to the actual 44, within 0 points. Panthers led 4–24 at the break and pulled away in the second half to win by 36. The model went 2/4 on this match. The under 45.5 total call was correct.

Model vs actual outcomes • Post-match analysis

🏁

AI Referee Insights

Grant Atkins officiated this match (318 career games). The 44-point combined total was right in line with Grant Atkins's career average of 43. Grant Atkins averaged 14.4 penalties per game heading in, a whistle-heavy referee profile.

Based on referee career statistics • Post-match analysis

Momentum Replay
Beta
80', Panthers firmly in control (99%)
ROO4
1%80'99%
40PAN
HT100%50%0%0'20'40'60'80'
Panthers momentumMomentum -13Roosters momentum →
Next Try (within 10 min)
AI Model
83% none
12%
ROO 5%No try 83%PAN 12%
Biggest Swings

AI Win Probability

50%RoostersFavourite

Roosters

50%

Panthers

50%

AI Match Overview

This shapes up as one of the tightest matchups of the round. Our model gives Panthers a marginal 50% edge, making this essentially a coin-flip contest. The model sees Panthers ahead on 5 of 7 key factors including ELO Difference, Forward Pack and Backline Quality. Panthers carry a 96-point ELO rating advantage (1637 vs 1541). Recent form favours Panthers with 4 wins from their last 5 compared to 3 for Roosters. The margin model predicts Panthers by 2.0 points with a combined total of 44.

Generated from model features • Pre-kick-off analysis

Edge Analysis

Each market is predicted by an independent model, H2H, margin, and totals may occasionally disagree.

H2H Recommendation

Panthers to Win @1.58

Winner ✓

Edge

-10.0%

Line / Spread

Roosters +5.5 @1.91

Lost ✗

Edge

+0.0%

Margin Band

Panthers 1-12 @2.55

Lost ✗

Edge

+0.0%

Total Points

Under 45.5 @1.91

Winner ✓

Edge

+0.0%

Form & History

TeamLast 5Avg Pts
Roosters
R2025-R26W
R2025-R27W
R2025-R28L
R2026-R1L
R2026-R2W

older → newer

26.0
Panthers
R2025-R28W
R2025-R29W
R2025-R30L
R2026-R1W
R2026-R2W
27.2

Avg Conceded

19.2

Roosters

11.2

Panthers

Avg Margin

6.8

Roosters

16.0

Panthers

Run Metres

1629

Roosters

1770

Panthers

Line Breaks

6.2

Roosters

4.4

Panthers

Referee Indicator

Balanced

Grant Atkins

318 career games · since 2013

AI Analysis

Win rate when Grant Atkins refs each team (vs any opponent)

Roosters
35W – 21L
63%
Panthers
25W – 13L
66%

Both sides have a similar record under Grant Atkins, Roosters 35W–21L (63%) and Panthers 25W–13L (66%).

Avg Total

43.2 pts

Home Win %

54%

Home Bias

Leans home

Penalty & Discipline

Pen / Game

14.4

Sin Bins / Gm

0.29

SB Away %

56%

Avg Penalties Per Game

vs Home Teams6.8
vs Away Teams7.6

Penalty Advantage Under This Ref

Positive = opponent penalised more than your team

Roosters
+0.3
Panthers
-0.1

Grant Atkins averages 14.4 penalties per game, above the league norm. Expect frequent stoppages. Penalises away teams more, 6.8 against home vs 7.6 against away.

H2H History (Last 5)Panthers lead 4-1
Apr 2025SYD 12 - 40 PEN
Mar 2025SYD 38 - 32 PEN
Sep 2024SYD 10 - 30 PEN
Mar 2024SYD 16 - 22 PEN
Jun 2023SYD 6 - 30 PEN
Prediction BreakdownPure Alpha Model

📊Team ELO Ratings

SYD
1541Overall1637
PEN
ELO difference: -96 in favour of Panthers

🏈Positional Matchups

Player ELO aggregated by position group, higher = stronger unit

1004Forwards1115
PEN +110
1065Backs1134
PEN +69
1063Halves1143
PEN +81
1015Hooker1160
PEN +145

📈Recent Form (Last 5)

SYD
Stat
PEN
3.0
Wins (Last 5)
4.0
26.0pts
Avg Score
27.2pts
19.2pts
Avg Conceded
11.2pts
6.8pts
Avg Margin
16.0pts
1628.8m
Run Metres
1770.4m
6.2
Line Breaks
4.4
324.8
Tackles
334.6
13.0
Errors
11.2

🔑Key Prediction Factors

What the model weighted most in this prediction

1
ELO Difference14.0%
Panthers
2
Forward Pack12.0%
Panthers
3
Backline Quality10.0%
Panthers
4
Halves Control9.0%
Panthers
5
Recent Win Rate9.0%
Panthers
6
Referee Tendency7.0%
Roosters
7
Venue Advantage7.0%
Roosters

Model Confidence

50%

Roosters predicted to win by 2 points

Predicted total: 44 · Line: -2.0

2/4 match predictions correct
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