Swimming at the 2005 World Aquatics Championships – Men's 100 metre backstroke
Introduction The '''men's 100 metre backstroke''' event at the 2005 World Aquatics Championships took place between 25 July – 26 July. Both the heats and semifinals were held on 25 July with the heats being held in the morning session and the semifinals being held in the evening session. The final was held on 26 July.
Records Prior to the competition, the existing world and championship records were as follows. Name  Nationality  Time  Location  Date '''World record'''  Aaron Peirsol   United States  53.17  Indianapolis  2 April 2005 '''Championship record'''  Aaron Peirsol   United States  53.61  Barcelona  22 July 2003No new world or competition records were set during this competition.
Results ===Preliminary heats=== Rank  Heat/Lane  Swimmer  Nationality  Time  Notes 1  H10 L4  Aaron Peirsol   54.41  q 2  H10 L3  Aristeidis Grigoriadis   54.84  q 3  H9 L4  Randall Bal   54.88  q 3  H10 L2  Andrew Lauterstein   54.88  q 5  H8 L5  László Cseh   54.89  q  6  H8 L4  Markus Rogan   54.97  q  7  H9 L2  Blaž Medvešek   55.03  q 8  H8 L6  Junichi Miyashita   55.05  q  9  H9 L3  Arkady Vyatchanin   55.14  q  10  H9 L7  Răzvan Florea   55.15  q  11  H10 L1  Gordan Kožulj   55.20  q  12  H10 L6  Steffen Driesen   55.25  q  13  H9 L5  Matt Welsh   55.40  q  14  H8 L2  Liam Tancock   55.47  q 15  H10 L5  Tomomi Morita   55.51  q 16  H9 L1  David Ortega   55.52  q 17  H9 L6  James Goddard   55.66  18  H7 L6  Vytautas Janušaitis   55.83  19  H10 L7  Alex Lim   55.88  20  H8 L3  Marco di Carli   55.95  21  H8 L8  Scott Talbot   56.07  22  H8 L7  Simon Dufour   56.10  23  H7 L4  Cameron Gibson   56.49  23  H7 L5  Nick Neckles   56.49  25  H7 L1  Pavel Suskov   56.50  26  H8 L1  Pavlo Illichov   56.58  27  H6 L4  Gabriel Mangabeira   56.64  28  H7 L8  Yoav Gath   56.79  29  H7 L3  Derya Büyükuncu   56.81  30  H7 L7  Tomasz Rumianowski   56.86  31  H9 L8  Pierre Roger   56.92  32  H10 L8  Aschwin Wildeboer   57.28  33  H7 L2  Örn Arnarson   57.43  34  H5 L4  Garth Tune   57.83  35  H6 L1  Seung-Hyeon Lee   58.11  36  H6 L5  Chris Vythoulkas   58.88  37  H6 L7  Suriya Suksuphak   59.17  38  H5 L8  Alessio Domenack   59.69  39  H4 L5  Jared Heine   59.76  40  H6 L3  Danil Bugakov   59.86  41  H5 L6  Rony Bakale   59.92  42  H6 L8  Mark Chay   1:00.10  43  H4 L3  Shawn Clarke   1:00.15  44  H5 L2  Andy Wibowo   1:00.65  45  H5 L3  Oleg Pukhnatiy   1:00.98  46  H4 L2  Jason Dunford   1:01.01  47  H4 L4  Zhi Cong Lim   1:01.05  48  H6 L6  Martin Verner   1:01.09  49  H4 L7  Kieran Locke   1:01.25  50  H6 L2  Yury Zaharov   1:01.31  51  H4 L6  David Dunford   1:01.52  52  H5 L5  Guntars Deicmans   1:01.57  53  H4 L1  Gael Adam   1:01.60  54  H3 L3  Francisco Montenegro   1:01.94  55  H1 L3  Onan Orlando Thom   1:02.47  56  H3 L4  Shahin Baradaran   1:02.48  57  H4 L8  LIN Yu-An   1:02.74  58  H3 L5  Andrei Mihailov   1:02.86  59  H3 L6  Khaly Ciss   1:02.95  60  H3 L2  Chi Lon Lei   1:03.15  61  H5 L1  Francois Ghattas   1:03.30  62  H3 L7  Daniel Carrillo   1:03.43  63  H3 L1  Antonio Tong   1:03.45  64  H2 L1  Horacio Carcamo   1:03.71  65  H2 L2  Yassir Abdalla   1:03.74  66  H2 L5  Diego Foianini   1:05.25  67  H5 L7  Romulo Pereira   1:05.29  68  H2 L3  Julio Rivera   1:05.54  69  H2 L7  Imdad Ali   1:06.17  70  H2 L4  Ganbold Urnultsaikhan   1:07.28  71  H2 L8  Andrey Molchanov   1:08.23  72  H1 L5  Alain Brigion-Tobe   1:08.79  -  H1 L4  Jonathan Calderon   DNS  -  H2 L6  Leonel Matonse   DNS ===Semifinals=== Rank  Heat/Lane  Swimmer  Nationality  Time  Notes 1  S2 L4  Aaron Peirsol   USA  54.46  q 2  S2 L5  Randall Bal   USA  54.49  q 2  S2 L8  Tomomi Morita   Japan  54.49  q 4  S2 L3  László Cseh   Hungary  54.52  q  4  S2 L2  Arkady Vyatchanin   Russia  54.52  q 6  S1 L4  Aristeidis Grigoriadis   Greece  54.69  q 7  S1 L3  Markus Rogan   Austria  54.75  q  8  S2 L6  Blaž Medvešek   Slovenia  54.88  q 9  S2 L1  Matt Welsh   Australia  54.89   10  S1 L1  Liam Tancock   Great Britain  55.07   11  S2 L7  Gordan Kožulj   Croatia  55.08   12  S1 L2  Răzvan Florea   Romania  55.34   13  S1 L7  Steffen Driesen   Germany  55.37  14  S1 L5  Andrew Lauterstein   Australia  55.43   15  S1 L6  Junichi Miyashita   Japan  55.44   16  S1 L8  David Ortega   Spain  55.73 ===Final=== Rank  Name  Nationality  Time  Notes Aaron Peirsol   USA  53.62   Randall Bal   USA  54.02    László Cseh   Hungary  54.27  4  Tomomi Morita   Japan  54.31  5  Arkady Vyatchanin   Russia  54.50   6  Aristeidis Grigoriadis   Greece  54.61  7  Markus Rogan   Austria  54.81  8  Blaž Medvešek   Slovenia  55.13
References * Worlds 2005 results: Men's 100 m backstroke '''Heats''', from OmegaTiming.com (official timer of the 2005 Worlds); Retrieved 2010-01-19. * Worlds 2005 results: Men's 100 m backstroke '''Semifinals''', from OmegaTiming.com (official timer of the 2005 Worlds); Retrieved 2010-01-19. * Worlds 2005 results: Men's 100 m backstroke '''Finals''', from OmegaTiming.com (official timer of the 2005 Worlds); Retrieved 2010-01-19.