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Justin Barber

Lap Raptor Update: February 2023

Many improvements were made to Lap Raptor in February 2023: Loop Data * Every race since 2019 now has loop data available [example] * We have added a tool to loop up loop data by a number of parameters; try it here. An example: here is a lookup of the loop data

Cup Series Recap: 2023 DAYTONA 500 (Daytona International Speedway)

Ricky Stenhouse Jr. secured an impressive victory, starting from 31st and climbing to first. Notably, Joey Logano and Christopher Bell also delivered strong performances, finishing second and third respectively.

Truck Series Recap: 2023 NextEra Energy 250 (Daytona International Speedway)

Zane Smith clinched first place from 15th, showcasing efficient positional improvement. Tyler Ankrum, starting 27th, finished 7th. Late cautions caused shifts, but both drivers excelled amidst the chaos.

On the relationship between starting and finishing position in NASCAR

The chart above shows that a gain of one starting position, be it by lineup formula or qualifying, results in a half position gain in average finish. This is an aggregate across the last six years of NASCAR’s three national touring series (Cup, Xfinity, and Trucks, for the recreational

Xfinity Series Recap: 2022 Andy's Frozen Custard 300 (Texas Motor Speedway)

Noah Gragson dominated the 200-lap race, led the most laps, and secured first place, with Austin Hill and Ty Gibbs finishing second and third. Incidents towards the end reshaped the final standings dramatically.

Cup Series Recap: 2022 Hollywood Casino 400 Presented by Barstool Sportsbook (Kansas Speedway)

Bubba Wallace clinched victory after leading from lap 200, demonstrating consistency with an ARP of 5.31. Denny Hamlin recovered from 25th to secure second, while Christopher Bell finished third.

Xfinity Series Recap: 2022 Kansas Lottery 300 (Kansas Speedway)

Noah Gragson won the 93-lap race, moving from 5th to 1st with an ARP of 2.76 and a GR-LR of 1.59. Ty Gibbs led most laps but finished 3rd. A wild end saw dynamic position changes defining the race.

Truck Series Recap: 2022 Kansas Lottery 200 (Kansas Speedway)

John Hunter Nemechek clinched victory leading 112 of 134 laps, with Carson Hocevar and Ryan Preece completing the top three. Grant Enfinger gained from 12th to finish fifth, while Zane Smith showcased consistent racing to finish fourth.

Cup Series Recap: 2022 Cook Out Southern 500 (Darlington Raceway)

Erik Jones clinched victory after a thrilling race with multiple leaders, including Joey Logano, William Byron, and Kyle Busch. Despite Busch's strong run, engine failure put him out, while Jones surged from 15th to 1st.

Cup Series Recap: 2022 Go Bowling at The Glen (Watkins Glen International)

Kyle Larson wins after starting second with an average running position of 7.71. AJ Allmendinger finishes second from sixth, and Joey Logano comes third, improving from 20th. Chase Elliott ends fourth after late cautions.