The Women's 100 Backstroke event at the 10th FINA World Swimming Championships (25m) took place 15 – 16 December in Dubai, United Arab Emirates. The heats and semifinals were 15 December; the final was 16 December.

61 swimmers swam the event.

Records Prior to the competition, the existing world and championship records were as follows. Name Nation Time Location DateWorld recordShiho Sakai 55.23 Berlin 15 November 2009 Championship record Kirsty Coventry 57.10 Manchester 10 April 2008

The following records were established during the competition: DateRoundNameNationTimeWRCR 15 December 2010 Semifinals Gao Chang 56.58 CR 16 December 2010 Final Natalie Coughlin 56.08 CR

Results

Heats Rank Heat Lane Name Time Notes 1 7 1 57.33 Q 2 8 6 57.54 Q 3 8 4 57.56 Q 4 7 6 57.78 Q 5 7 7 57.91 Q 6 1 2 58.17 Q 7 7 5 58.37 Q 8 6 4 58.41 Q 9 8 5 58.48 Q 10 8 2 58.51 Q 11 6 3 58.62 Q 12 6 2 58.88 Q 13 7 8 58.89 Q 14 7 3 58.90 Q 15 7 4 58.96 Q 16 7 2 59.13 Q 17 6 5 59.24 18 8 7 59.26 19 6 1 59.31 20 4 4 59.39 21 6 6 59.55 22 6 8 59.73 23 7 8 59.82 24 5 2 1:00.09 25 5 8 1:00.13 26 1 6 1:00.28 27 8 1 1:00.47 28 8 3 1:00.60 29 6 7 1:00.66 30 5 4 1:00.78 31 5 5 1:00.80 32 5 1 1:00.95 33 4 5 1:01.33 34 5 6 1:01.36 35 5 3 1:01.49 36 4 1 1:01.91 37 4 3 1:01.92 38 4 2 1:02.00 39 4 8 1:02.09 40 5 7 1:02.11 41 4 7 1:02.33 42 4 6 1:02.46 43 3 3 1:03.78 44 3 2 1:04.15 45 3 4 1:04.45 46 2 3 1:04.77 47 3 6 1:05.23 48 2 4 1:05.54 49 2 2 1:05.66 NR 50 3 7 1:06.26 51 2 5 1:06.58 52 3 5 1:06.61 53 2 6 1:06.91 54 3 8 1:07.40 55 3 1 1:08.51 56 2 7 1:08.90 57 2 8 1:11.59 58 2 1 1:13.20 59 1 5 1:16.48 60 1 4 1:21.82 61 1 3 1:22.99

Semifinals Semifinal 1 Rank Lane Name Time Notes 1 5 57.61 Q 2 4 57.76 Q 3 6 57.79 Q 4 3 58.58 5 2 58.69 6 7 58.84 7 1 58.91 8 8 59.05

Semifinal 2 Rank Lane Name Time Notes 1 5 56.58 Q, CR 2 4 57.49 Q 3 3 57.54 Q 4 6 58.03 Q 5 1 58.31 Q 6 2 58.49 7 7 58.63 8 8 59.24

Final

Rank Lane Name Time Notes 6 56.08 CR 3 56.18 4 56.21 4 5 56.92 5 2 57.36 6 7 57.67 7 8 57.87 8 1 58.48

References