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It is possible to set an individual world record in the 50 metres backstroke by swimming the backstroke first leg of the 4×50-metre medley relay, except in the mixed relay. [5] Swimming the other three legs of the medley relay cannot qualify as world records as FINA criteria require a "static start" for world record recognition – swimming ...
On 25 July 2013, FINA Technical Swimming Congress voted to allow world records in the long course mixed 400 free relay and mixed 400 medley relay, as well as in six events in short course metres: the mixed 200 medley and 200 free relays, as well as the men's and women's 200 free relays and the men's and women's 200 medley relays. [6]
In the short course (25 metres) swimming events, the world's governing body recognizes world records since 3 March 1991. Times have consistently dropped over the years due to better training techniques, new developments in the sport and swimwear changes (e.g. goggles were not widely used until the 1970s, providing for considerable expansion of ...
In short course (25 metres) swimming events the world's governing body recognizes world records since March 3, 1991. The drop in world record times in 2008-2009 coincided with the introduction of polyurethane suits from Speedo ( LZR , 50% polyurethane ) in 2008 and by Arena ( X-Glide ), Adidas (Hydrofoil) and Italian swimming suit manufacturer ...
Time Name Nationality Date Meet Location Ref 50m freestyle: 24.17 Claire Curzan United States 14 May 2021: TAC Titans Spring Invitational Meet Cary, United States [27] 50m freestyle: 23.99 not ratified, fastest all-time junior: Cate Campbell Australia 2 August 2009: World Championships: Rome, Italy [28] 100m freestyle: 52.70 Penny Oleksiak ...
[f] ^ For the SCM women's 200 free American Record, Allison Schmitt swam a faster time at the 2009 Duel in the Pool (1:51.67); however, the time has not been recognized as a record by USA Swimming. [g] ^ For the SCM women's 400 IM American Record , Julia Smit at the 2009 Duel in the Pool set a then-World Record of 4:21.04; however, this time ...
The first world record in the 200 metres individual medley in long course (50 metres) swimming was recognised by the International Swimming Federation (FINA) in 1956, followed by the women a year later. In the short course (25 metres) swimming events the world's governing body recognizes world records since March 3, 1991.
Time Name Club Date Meet Location Ref 50m freestyle: 23.71 Kayla Sanchez: Energy Standard 24 November 2019: International Swimming League: London, United Kingdom [63] 100m freestyle: 51.45 Kayla Sanchez: HPC Ontario 14 December 2018: Swim England Winter Championships Sheffield, United Kingdom [64] 200m freestyle: 1:51.49 AM: Mary-Sophie Harvey ...