NASCAR XFINITY SERIES AT IOWA

Iowa Speedway — June 16, 2019

Christopher Bell
Winner
250
Laps
38
Entries
3
Leaders

Christopher Bell won the 2019 NASCAR XFINITY SERIES AT IOWA at Iowa Speedway on June 16, 2019, leading 186 of 250 laps. Cole Custer finished second; Justin Allgaier rounded out the podium. The race featured 3 different leaders.

Race Details
Date
Sunday, June 16, 2019
Season
2019
Leaders
3 drivers
Pos Start +/- Driver
1 2 +1 Christopher Bell
2 1 -1 Cole Custer
3 14 +11 Justin Allgaier
4 10 +6 Harrison Burton
5 3 -2 Zane Smith
6 4 -2 Noah Gragson
7 9 +2 Chase Briscoe
8 6 -2 John Hunter Nemechek
9 12 +3 Michael Annett
10 7 -3 Austin Cindric
11 11 Brandon Jones
12 13 +1 Jeremy Clements
13 8 -5 Justin Haley
14 18 +4 Gray Gaulding
15 5 -10 Tyler Reddick
16 19 +3 Ray Black, Jr.
17 23 +6 Josh Williams
18 17 -1 Shane Lee
19 21 +2 Joe Graf Jr.
20 33 +13 Tyler Matthews
21 20 -1 Chad Finchum
22 32 +10 Ryan Repko
23 28 +5 Ryan Ellis
24 27 +3 Ronnie Bassett, Jr.
25 22 -3 Stephen Leicht
26 26 Matt Mills
27 34 +7 Mike Harmon
28 37 +9 Stan Mullis
29 25 -4 Garrett Smithley
30 16 -14 Ryan Sieg
31 15 -16 Brandon Brown
32 31 -1 Vinnie Miller
33 30 -3 Joey Gase
34 24 -10 David Starr
35 29 -6 Morgan Shepherd
36 38 +2 Timmy Hill
37 35 -2 Jeff Green
38 36 -2 Josh Bilicki
Model Performance

How well did the NR-Rating model predict this race? Across 15 matched drivers, the model averaged 10.8 positions off — worse than the season average of 8.5. Below Average

Pos Driver Predicted Actual Delta
1 Christopher Bell 10.7 1 +9.7
2 Cole Custer 22.9 2 +20.9
3 Justin Allgaier 18.3 3 +15.3
5 Zane Smith 19.1 5 +14.1
6 Noah Gragson 21.4 6 +15.4
7 Chase Briscoe 11.9 7 +4.9
8 John Hunter Nemechek 19.1 8 +11.1
10 Austin Cindric 15.4 10 +5.4
13 Justin Haley 19.9 13 +6.9
15 Tyler Reddick 6.2 15 -8.8
21 Chad Finchum 26.4 21 +5.4
33 Joey Gase 23.4 33 -9.6
34 David Starr 20.9 34 -13.1
36 Timmy Hill 23.9 36 -12.1
38 Josh Bilicki 28.6 38 -9.4

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

  • Christopher Bell: has 11 career starts at Iowa Speedway with a 8.8 avg finish (2 wins) — the model may have underweighted this track history.
  • Tyler Reddick: was the model’s top pick based on 10 career starts at Iowa Speedway with a 12.5 avg finish, finishing P15 on the day.
  • Cole Custer: was the biggest surprise, finishing P2 vs predicted P23. Track history: 11 starts, 11.3 avg finish.

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Frequently Asked Questions

Who won the 2019 NASCAR XFINITY SERIES AT IOWA?
Christopher Bell won the 2019 NASCAR XFINITY SERIES AT IOWA at Iowa Speedway.
Where was the 2019 NASCAR XFINITY SERIES AT IOWA held?
The 2019 NASCAR XFINITY SERIES AT IOWA was held at Iowa Speedway on June 16, 2019.