The men's 100 metre backstroke competition at the 2010 Pan Pacific Swimming Championships took place on August 18 at the William Woollett Jr. Aquatics Center.2010 Pan Pacific handbook The last champion was Aaron Peirsol of US.ISHOF list with all medalists in Pan Pacific Championships history

This race consisted of two lengths of the pool, all in backstroke.

Records Prior to this competition, the existing world and Pan Pacific records were as follows: World record51.94Indianapolis, United StatesJuly 8, 2009Pan Pacific Championships record53.32Victoria, CanadaAugust 17, 2006

Results All times are in minutes and seconds.

KEY:qFastest non-qualifiersQQualifiedCRChampionships recordNRNational recordPBPersonal bestSBSeasonal best

Heats The first round was held on August 18, at 10:59.

Rank Heat Lane Name Nationality Time Notes 1 4 5 David Plummer 53.33 QA 2 4 7 Ryan Lochte 53.69 QA 3 4 4 Ashley Delaney 53.78 QA 4 4 3 Aaron Peirsol 53.85 QA 5 3 3 Nick Thoman 53.96 QA 6 3 5 Hayden Stoeckel 54.05 QA 7 2 5 Ryosuke Irie 54.18 QA 8 2 4 Junya Koga 54.39 QA 9 3 4 Guilherme Guido 54.79 QB 9 3 2 Masafumi Yamaguchi 54.79 QB 11 2 4 Daniel Arnamnart 54.81 QB 12 2 1 Gareth Kean 55.00 QB 13 2 7 Ben Treffers 55.02 QB 14 2 3 George Du Rand 55.08 QB 15 4 2 Gabriel Mangabeira 55.15 QB 16 4 1 Jake Tapp 55.31 QB 17 3 6 Daniel Bell 55.32 18 3 1 Tobias Oriwol 55.37 19 4 8 Kuninori Tada 55.60 20 3 8 Matt Hawes 55.65 21 3 7 Charles Francis 55.73 22 2 2 Park Seon-Kwan 56.01 23 2 8 Matthew Swanston 56.34 24 4 6 Federico Grabich 56.38 25 1 5 Andrew Ford 57.05 26 1 4 Nicholas Sinclair 57.58 27 1 3 Chung Lai-Yeung 59.95

B Final The B final was held on August 18, at 19:18. Rank Lane Name Nationality Time Notes 9 4 Nick Thoman 53.66 10 5 Masafumi Yamaguchi 54.98 11 8 Tobias Oriwol 55.34 12 6 George Du Rand 55.36 13 1 Daniel Bell 55.37 14 7 Jake Tapp 55.47 15 2 Gabriel Mangabeira 56.01 16 3 Daniel Arnamnart 56.08

A Final The A final was held on August 18, at 19:18. Rank Lane Name Nationality Time Notes 3 Aaron Peirsol 53.31 CR 7 Junya Koga 53.63 5 Ashley Delaney 53.67 4 2 Ryosuke Irie 53.71 5 4 David Plummer 53.80 6 6 Hayden Stoeckel 54.06 7 8 Gareth Kean 54.57 8 1 Guilherme Guido 55.05

References