name | sex | country | [[!teximg code="d\tau"]] | [[!teximg code="t_{2011}"]] | [[!teximg code="d t"]] | [[!teximg code="\delta t"]] | [[!teximg code="\delta t'"]] | age | height | weight | [[!teximg code="t_{2011}"]] | 2011 best performance | [[!teximg code="t_{2012}"]] | 2012 best performance Trombetti, Luisa | F | ITA | 81 | 293.7 | 5.9 | 2. | 0.0248 | 19.6 | | | 4:53.70 | Italian Open Winter Nationals 2011 | 4:47.80 | Italian National Spring Championships Suggitt, Chris | M | GBR | 78 | 269.81 | 4.71 | 1.74 | 0.0223 | | | | 4:29.81 | British Gas Swim Wales Winter | 4:25.10 | British Gas Swimming Champs 2012 Rousseau, Sebastien | M | RSA | 157 | 266.95 | 9.12 | 3.41 | 0.0217 | 21.9 | 1.9 | 80 | 4:26.95 | Minneapolis Grand Prix | 4:17.83 | Sa National Aquatic Championships Meyer, Michael | M | RSA | 136 | 263.87 | 7.45 | 2.82 | 0.0207 | 24.66 | | | 4:23.87 | Open Dutch Championships | 4:16.42 | Sa National Aquatic Championships Caldwell, Katy | F | CAN | 49 | 291.09 | 2.83 | 0.972 | 0.0198 | 18.6 | | | 4:51.09 | 2011 Canada Cup | 4:48.26 | 2012 Austin Grand Prix Chen, Xinyi | F | CHN | 167 | 289.95 | 8.94 | 3.08 | 0.0184 | 14.6 | | | 4:49.95 | 7th National City Games 2011 | 4:41.01 | National Swimming Championships Cuoghi, Alessandro | M | ITA | 81 | 262.94 | 3.58 | 1.36 | 0.0168 | 21.6 | | | 4:22.94 | Italian Open Winter Nationals 2011 | 4:19.36 | Italian National Spring Championships Maestri, Riccardo | M | ITA | 81 | 270.16 | 2.92 | 1.08 | 0.0133 | 18.3 | 1.77 | 74 | 4:30.16 | Italian Open Winter Nationals 2011 | 4:27.24 | Italian National Spring Championships Mann, Becca | F | USA | 227 | 290.17 | 8.56 | 2.94 | 0.0129 | 14.6 | | | 4:50.17 | Minneapolis Grand Prix | 4:41.61 | USA Olympic Team Trials Ventrone, Stefano | M | ITA | 81 | 271.73 | 2.8 | 1.03 | 0.0127 | 21.6 | | | 4:31.73 | Italian Open Winter Nationals 2011 | 4:28.93 | Italian National Spring Championships McMaster, Keryn | F | AUS | 121 | 290.8 | 4.43 | 1.52 | 0.0125 | | | | 4:50.80 | 2011 McDonald's Queenslands Championships | 4:46.37 | 2012 Australian Age Champs Mckeown, Taylor | F | AUS | 121 | 289.32 | 4.29 | 1.48 | 0.0122 | | | | 4:49.32 | 2011 McDonald's Queenslands Championships | 4:45.03 | 2012 Australian Age Champs Seltenreich-Hodgson, Erika | F | CAN | 311 | 294.3 | 10.5 | 3.56 | 0.0114 | 17.6 | | | 4:54.30 | 2011 Canadian Age Group Championships | 4:43.80 | Mare Nostrum Berrada, Morad | M | MAR | 92 | 268.27 | 2.69 | 1. | 0.0108 | 21.12 | | | 4:28.27 | Arab Games 2011 | 4:25.58 | Elite French Championships Coton, Quentin | M | FRA | 241 | 268.85 | 6.63 | 2.46 | 0.0102 | 21.04 | | | 4:28.85 | Summer Nationals | 4:22.22 | Elite French Championships Beraud, Romain | M | FRA | 241 | 270.91 | 6.53 | 2.41 | 0.01 | 23.98 | | | 4:30.91 | Youth Senior Open Championships | 4:24.38 | Elite French Championships Tutumi, Takahiro | M | JPN | 213 | 265.35 | 5.47 | 2.06 | 0.00967 | 19.9 | | | 4:25.35 | Japan Inter-College Swimming Competition | 4:19.88 | 2012 Japan National Championships Siwicki, Breanne | F | CAN | 250 | 293.79 | 7.01 | 2.38 | 0.00954 | 17.6 | | | 4:53.79 | Summer Nationals | 4:46.78 | 2012 Canadian Olympic and Paralympic Trials Geni, Simone | M | ITA | 81 | 269.98 | 2.04 | 0.755 | 0.00932 | | | | 4:29.98 | Italian Open Winter Nationals 2011 | 4:27.94 | Italian National Spring Championships Gilmour, Tianni | F | AUS | 121 | 295.65 | 3.31 | 1.11 | 0.00925 | | | | 4:55.65 | 2011 McDonald's Queenslands Championships | 4:52.34 | 2012 Australian Age Champs Wedel, Kevin | M | GER | 309 | 268.84 | 7.64 | 2.84 | 0.00919 | 18.6 | | | 4:28.84 | 38th European Junior Championships 2011 | 4:21.20 | 124th German Championships Hosszu, Katinka | F | HUN | 116 | 275.76 | 2.93 | 1.06 | 0.00915 | | | | 4:35.76 | UT Invite Long Course Time Tri | 4:32.83 | 2012 Indianapolis Grand Prix Soerensen, Katrine | F | DEN | 245 | 293.96 | 6.58 | 2.23 | 0.00913 | | | | 4:53.96 | Summer Nationals | 4:47.38 | Danish Open Donaldson, Mitchell | M | NZL | 107 | 270.86 | 2.62 | 0.967 | 0.00904 | | | | 4:30.86 | 2011 Auckland Age Groups Invit | 4:28.24 | State 2012 NZ Open Championships Mann, Karley | F | GBR | 356 | 294.94 | 9.3 | 3.15 | 0.00885 | 18.6 | | | 4:54.94 | British Gas ASA Youth Champs 2011 | 4:45.64 | British Gas Nat Youth MC Chmps 2012 Glavnyk, Iryna | F | UKR | 238 | 294.7 | 6.21 | 2.1 | 0.00885 | 16.24 | 1.74 | 58 | 4:54.70 | 38th European Junior Championships 2011 | 4:48.49 | Open Ukrainian National Championships Pinto, Andreina | F | VEN | 181 | 292.6 | 4.58 | 1.56 | 0.00864 | | | | 4:52.60 | XVIII National Games | 4:48.02 | 2012 US Santa Clara International Lowe, Danielle | F | GBR | 356 | 295.9 | 9.1 | 3.07 | 0.00863 | 17.6 | | | 4:55.90 | British Gas ASA Youth Champs 2011 | 4:46.80 | British Gas Nat Youth MC Chmps 2012 McKee, Anton Sveinn | M | ISL | 281 | 270.15 | 6.51 | 2.4 | 0.00857 | | | | 4:30.15 | 38th European Junior Championships 2011 | 4:23.64 | Icelandic National Championships Persson, Erik | M | SWE | 260 | 271.82 | 5.86 | 2.15 | 0.00829 | 18.6 | | | 4:31.82 | 38th European Junior Championships 2011 | 4:25.96 | Danish Open Quah, Zheng Wen | M | SIN | 122 | 264.33 | 2.63 | 0.994 | 0.00815 | 15.85 | 1.75 | 57 | 4:24.33 | XXVI Sea Games 2011 | 4:21.70 | Singapore National Age Group Championships Proud, Stephanie | F | GBR | 223 | 288.31 | 5.21 | 1.8 | 0.0081 | 23.99 | 1.68 | 65 | 4:48.31 | 2011 FINA World Championships | 4:43.10 | British Gas Swimming Champs 2012 Kochetkova, Kristina | F | RUS | 261 | 294.48 | 6.08 | 2.06 | 0.00791 | 19.52 | | | 4:54.48 | Russian National Swimming Cup | 4:48.40 | International Meeting Kuhn, Sierra | F | USA | 231 | 293.88 | 5.17 | 1.75 | 0.00761 | | | | 4:53.88 | 2011 Conoco Phillips National Championships | 4:48.71 | 2012 NCSA Junior National Swim Smiddy, Sam | M | USA | 234 | 268.74 | 4.58 | 1.7 | 0.00728 | 18.6 | | | 4:28.74 | 2011 Speedo Junior National Championships | 4:24.16 | 2012 Indianapolis Grand Prix Gyurta, Gergely | M | HUN | 281 | 261.9 | 5.34 | 2.03 | 0.00725 | 20.903 | 1.74 | 68 | 4:21.90 | CXIII Hungarian Swimming Championship | 4:16.56 | Open National Championships Aoki, Takehiro | M | JPN | 213 | 268.36 | 4.02 | 1.49 | 0.00703 | | | | 4:28.36 | Japan Inter-College Swimming Competition | 4:24.34 | 2012 Japan National Championships Schepers, Jan David | M | GER | 282 | 264.71 | 5.24 | 1.97 | 0.00701 | | | | 4:24.71 | German Championships | 4:19.47 | Qualification for European Championships Nguyen, Thi Anh Vien | F | VIE | 214 | 294.65 | 4.38 | 1.48 | 0.00694 | 15.74 | 1.72 | 53 | 4:54.65 | XXVI Sea Games 2011 | 4:50.27 | 1st SEA Swim Championships Tezuka, Yuki | M | JPN | 114 | 261.93 | 2.04 | 0.778 | 0.00683 | 17.6 | | | 4:21.93 | 2011 JPN Open | 4:19.89 | 2012 Victorian Championships Mori, Yousuke | M | JPN | 213 | 261.22 | 3.79 | 1.45 | 0.00681 | | | | 4:21.22 | Japan Inter-College Swimming Competition | 4:17.43 | 2012 Japan National Championships Vanderkaay, Peter | M | USA | 398 | 263.28 | 7.06 | 2.68 | 0.00673 | 28.48 | 1.93 | 90 | 4:23.28 | 2011 Michigan Grand Prix | 4:16.22 | 2012 NC Charlotte UltraSwim Ye, Shiwen | F | CHN | 285 | 273.66 | 5.23 | 1.91 | 0.0067 | 16.27 | 1.6 | 45 | 4:33.66 | 7th National City Games 2011 | 4:28.43 | 2012 Olympic Games Zhou, Min | F | CHN | 365 | 284.69 | 6.86 | 2.4 | 0.0066 | | | | 4:44.69 | National Swimming Championships | 4:37.83 | National Swimming Championships Hersey, Kathleen | F | USA | 139 | 286.03 | 2.61 | 0.912 | 0.00656 | 22.46 | 1.8 | 64 | 4:46.03 | Minneapolis Grand Prix | 4:43.42 | 2012 Indianapolis Grand Prix Kuramatsu, Mako | F | JPN | 213 | 292.16 | 4.05 | 1.38 | 0.0065 | | | | 4:52.16 | Japan Inter-College Swimming Competition | 4:48.11 | 2012 Japan National Championships Tanaka, Mizuho | F | JPN | 259 | 291.18 | 4.76 | 1.63 | 0.00631 | 18.6 | | | 4:51.18 | National Games - Swimming Competition | 4:46.42 | Japan Open 2012 Suvorau, Yury | M | BLR | 390 | 267.71 | 6.36 | 2.37 | 0.00609 | 21.36 | | | 4:27.71 | 2011 Open Champ of Belarus | 4:21.35 | European Swimming Championships Satou, Gou | M | JPN | 213 | 271.41 | 3.46 | 1.27 | 0.00598 | | | | 4:31.41 | Japan Inter-College Swimming Competition | 4:27.95 | 2012 Japan National Championships Weiss, Michael | M | USA | 328 | 261.35 | 5.04 | 1.92 | 0.00587 | | | | 4:21.35 | 2011 Conoco Phillips National Championships | 4:16.31 | USA Olympic Team Trials Gilliland, Jared | M | AUS | 298 | 270.15 | 4.66 | 1.72 | 0.00578 | | | | 4:30.15 | XLIV Santa Clara International | 4:25.49 | 2012 Australian Age Champs Kron, Kristian | M | SWE | 364 | 271.52 | 5.47 | 2.01 | 0.00553 | | | | 4:31.52 | Swedish Championships | 4:26.05 | Swedish Championships 2012 Le Clos, Chad | M | RSA | 327 | 256.88 | 4.64 | 1.8 | 0.00552 | | | | 4:16.88 | 10th All African Games - Maputo 2011 | 4:12.24 | 2012 Olympic Games Fraser-Holmes, Thomas | M | AUS | 349 | 256.75 | 4.94 | 1.92 | 0.00551 | | | | 4:16.75 | 2011 Telstra Australian Swimming Championships | 4:11.81 | 2012 EnergyAustralia Swimming Evans, Blair | F | AUS | 301 | 280.86 | 4.65 | 1.65 | 0.0055 | | | | 4:40.86 | 2011 Telstra Australian Swimming Championships | 4:36.21 | South Australian State Open Championships Adams, Cammile | F | USA | 304 | 282.99 | 4.72 | 1.66 | 0.00548 | 20.906 | | | 4:42.99 | 2011 Conoco Phillips National Championships | 4:38.27 | 2012 ST TXLA Elite Invite Tikhonov, Alexander | M | RUS | 318 | 259.73 | 4.49 | 1.72 | 0.00543 | | | | 4:19.73 | 2011 Barcelona Mare Nostrum | 4:15.24 | Russian National Swimming Championships Fujino, Maiko | F | JPN | 359 | 283.97 | 5.42 | 1.9 | 0.00531 | 29.2 | 1.61 | 57 | 4:43.97 | 2011 International Competition Selection Trial | 4:38.55 | 2012 Japan National Championships Hagino, Kosuke | M | JPN | 435 | 254.58 | 5.64 | 2.21 | 0.00509 | 17.98 | 1.75 | 70 | 4:14.58 | 2011 Japan Open | 4:08.94 | 2012 Olympic Games Muir, Ross | M | GBR | 399 | 264.23 | 5.13 | 1.94 | 0.00486 | | | | 4:24.23 | British Gas ASA National Championships | 4:19.10 | British Gas Nat Youth MC Chmps 2012 Oldershaw, Marni | F | CAN | 363 | 291.56 | 5.07 | 1.73 | 0.00479 | | | | 4:51.56 | World Trials | 4:46.49 | 2012 Canadian Olympic and Paralympic Trials Stevens, Leah | F | USA | 405 | 295.04 | 5.62 | 1.9 | 0.0047 | 15.6 | | | 4:55.04 | 2011 SE NAC Summer Sizzler | 4:49.42 | 2012 ST TXLA American LC Champ Stitski, Monika | F | CAN | 323 | 295.23 | 4.45 | 1.5 | 0.00466 | | | | 4:55.23 | 2011 IA Speedo Champions Series - CZ Section 1 | 4:50.78 | 2012 Mutual of Omaha Swimvitational Marin, Luca | M | ITA | 428 | 257.04 | 5. | 1.94 | 0.00454 | | | | 4:17.04 | Italian Spring National Championships | 4:12.04 | 49th Sette Colli Trophy Brandon, Bonnie | F | USA | 347 | 293.81 | 4.61 | 1.56 | 0.00452 | | | | 4:53.81 | 2011 CA Los Angeles Invitational | 4:49.20 | USA Olympic Team Trials Wallburger, Tim | M | GER | 388 | 264.05 | 4.63 | 1.75 | 0.00451 | | | | 4:24.05 | 2011 German open | 4:19.42 | Qualification for European Championships Martynova, Yana | F | RUS | 365 | 283.24 | 4.55 | 1.6 | 0.0044 | | | | 4:43.24 | Russian National Championships | 4:38.69 | Russian National Swimming Championships Tranter, Daniel | M | AUS | 398 | 260.84 | 4.46 | 1.7 | 0.00429 | 20.6 | 1.93 | 80 | 4:20.84 | 2011 New South Wales Open Champs | 4:16.38 | 2012 EnergyAustralia Swimming