The women's 100 metre backstroke competition of the swimming events at the 2011 Pan American Games took place on October 16 at the Scotiabank Aquatics Center in the municipality of Zapopan, near Guadalajara, Mexico.Guadalajara 2011 sessions The defending Pan American Games champion is Julia Smit of the United States.

This race consisted of two lengths of the pool, both lengths being in the backstroke.Swimming technical manual

Records Prior to this competition, the existing world and Pan American Games records were as follows: World record58.12Rome, ItalyJuly 28, 2009Pan American Games record1:01.71Mar del Plata, ArgentinaMarch 14, 1995

Qualification Each National Olympic Committee (NOC) was able to enter up to two entrants providing they had met the A standard (1:03.7) in the qualifying period (January 1, 2010 to September 4, 2011). NOCs were also permitted to enter one athlete providing they had met the B standard (1:05.6) in the same qualifying period.

Results All times are in minutes and seconds.

KEY: q Fastest non-qualifiers Q Qualified GR Games record NR National record PB Personal best SB Seasonal best

Heats The first round was held on October 16.Women's 100m Backstroke Preliminaries Rank Heat Lane Name Nationality Time Notes 1 2 4 Elizabeth Pelton 1:01.57 GR, QA 2 3 4 Rachel Bootsma 1:01.75 QA 3 3 5 Maria Fernanda Gonzalez 1:01.84 QA 4 1 4 Fabiola Molina 1:02.81 QA 5 3 3 Gisela Maria Morales 1:02.95 QA 6 2 5 Gabrielle Soucisse 1:03.04 QA 7 3 6 Carolina Colorado Henao 1:03.22 QA 8 2 6 Isabella Arcila 1:04.30 QA 9 1 6 Cecilia Bertoncello 1:04.53 QB 10 1 5 Etiene Medeiros 1:04.59 QB 11 3 2 Florencia Perotti 1:04.94 QB 12 3 7 Samantha Corea 1:05.01 QB 13 1 2 Jeserik Pinto 1:05.27 QB 14 2 3 Alana Dillette 1:05.34 QB 15 2 7 Estela Davis 1:05.50 QB 16 1 3 Kiera Aitken 1:05.63 QB 17 2 2 Alana Berrocal 1:06.09 18 2 1 Karen Vilorio 1:07.06 19 1 7 Kendese Nangle 1:07.47 20 3 1 Ines Remersaro 1:07.61 21 1 1 Laura Rodríguez 1:09.51

B Final The B final was also held on October 16. Rank Lane Name Nationality Time Notes 9 4 Cecilia Bertoncello 1:03.26 10 6 Samantha Corea 1:04.03 11 3 Florencia Perotti 1:04.78 12 7 Alana Dillette 1:04.85 12 5 Etiene Medeiros 1:04.85 14 1 Estela Davis 1:05.28 15 2 Jeserik Pinto 1:05.38 16 8 Kiera Aitken 1:06.12

A Final The A final was also held on October 16.Women's 100m Backstroke Final A Rank Lane Name Nationality Time Notes 5 Rachel Bootsma 1:00.37 GR 4 Elizabeth Pelton 1:01.12 3 Maria Fernanda Gonzalez 1:02.00 4 6 Fabiola Molina 1:02.04 5 1 Carolina Colorado Henao 1:02.83 6 7 Gabrielle Soucisse 1:02.88 7 2 Gisela Maria Morales 1:03.37 8 8 Isabella Arcila 1:03.80

References