Diamond Hill Plywood 200

Darlington Raceway — January 1, 2009

Matt Kenseth
Winner
153
Laps
43
Entries
4
Leaders

Matt Kenseth won the 2009 Diamond Hill Plywood 200 at Darlington Raceway on January 1, 2009, leading 4 of 153 laps. Jason Leffler finished second; Carl Edwards rounded out the podium. The race featured 4 different leaders.

Race Details
Date
Thursday, January 1, 2009
Season
2009
Winner
Leaders
4 drivers
Pos Start +/- Driver
1 6 +5 Matt Kenseth
2 7 +5 Jason Leffler
3 3 Carl Edwards
4 5 +1 Erik Darnell
5 16 +11 Justin Allgaier
6 2 -4 Ryan Newman
7 19 +12 Mike Bliss
8 9 +1 Jeff Burton
9 31 +22 Scott Wimmer
10 10 Brian Vickers
11 8 -3 Brad Keselowski
12 4 -8 Joey Logano
13 24 +11 Scott Speed
14 14 Steve Wallace
15 11 -4 Jason Keller
16 1 -15 Kyle Busch
17 23 +6 Patrick Carpentier
18 17 -1 Kenny Wallace
19 15 -4 Brendan Gaughan
20 21 +1 Brian Scott
21 18 -3 Tony Raines
22 13 -9 Scott Lagasse Jr.
23 32 +9 Jeff Green
24 29 +5 Brian Keselowski
25 30 +5 Brandon Whitt
26 25 -1 Kevin Hamlin
27 28 +1 Danny O'Quinn Jr.
28 27 -1 Eric McClure
29 20 -9 Michael Annett
30 26 -4 Jeff Fuller
31 33 +2 Morgan Shepherd
32 22 -10 Joe Nemechek
33 12 -21 Michael McDowell
34 35 +1 John Wes Townley
35 37 +2 Kevin Lepage
36 36 Kenny Hendrick
37 43 +6 Mike Harmon
38 38 Travis Kittleson
39 40 +1 Mark Green
40 39 -1 Kertus Davis
41 41 Terry Cook
42 42 Johnny Chapman
43 34 -9 Casey Atwood
Model Performance

How well did the NR-Rating model predict this race? Across 5 matched drivers, the model averaged 6.6 positions off — better than the season average of 8.5. Good

Pos Driver Predicted Actual Delta
5 Justin Allgaier 18.3 5 +13.3
11 Brad Keselowski 11.2 11 +0.2
12 Joey Logano 14.7 12 +2.7
16 Kyle Busch 17.0 16 +1.0
33 Michael McDowell 17.0 33 -16.0

Predicted finish from NR-Rating model. Delta = predicted − actual (positive = driver beat prediction). Confidence: High Confidence = low variance (stdDev ≤ 9), Moderate = medium variance, Coinflip = high variance.

Historical Context

  • Matt Kenseth: has 43 career starts at Darlington Raceway with a 12.1 avg finish (4 wins) — the model may have underweighted this track history.
  • Brad Keselowski: was the model’s top pick based on 31 career starts at Darlington Raceway with a 12.7 avg finish (3 wins), finishing P11 on the day.
  • Justin Allgaier: was the biggest surprise, finishing P5 vs predicted P18. Track history: 21 starts, 10.0 avg finish.

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Frequently Asked Questions

Who won the 2009 Diamond Hill Plywood 200?
Matt Kenseth won the 2009 Diamond Hill Plywood 200 at Darlington Raceway driving for Roush Fenway Racing.
Where was the 2009 Diamond Hill Plywood 200 held?
The 2009 Diamond Hill Plywood 200 was held at Darlington Raceway on January 1, 2009.