The foundation of FINA in 1908 signalled the graduation of recording the primary respectable global information in swimming. At that point information could be hooked up in any swimming pool of duration not less than 25 yards, and information have been also established for intermediate distance cut uptimes from longer distance activities. nowadays world facts will best be prevalent when instances are mentioned by means of computerized Officiating equipment, or Semi-automatic Officiating system inside the case of automated Officiating equipment gadget malfunction.
information in events together with 300 yd, three hundred m, a thousand yd, and a thousand m freestyle, 400 m backstroke, and 400 m and 500 m breaststroke had been no longer ratified from 1948. A similar lyelimination of the five hundred yd and 500 m freestyle, a hundred and fifty m backstroke, and 3×one hundred m medley relay from the file listings happened in 1952.
In 1952, the country wide federations of the united states and Japan proposed at the FINA Congress the separation of records carried out in long-path and quick-course swimming pools, but it was 4 greater years before motion came into effect with Congress determining to keep simplest statistics held in 50 m pools as the reputable global record listings.
by way of 1969 there had been thirty-one activities in which FINA recognised reliable international facts – sixteen for men, 15 for girls – carefully akin to the event agenda that was in use on the Olympic video games.
The growth in accuracy and reliability of electronic timing gadget brought about the introduction of hundredths of a 2nd to the time records from 21 August 1972.
statistics in quick course (25 m) pools commenced to be officially accepted as “brief route world statistics” from 3 March 1991. prior to this date, instances in brief course (25 m) pools had been now not formallyrecognised, however have been regarded a “global great time” (WBT). From 31 October 1994 times in 50 m backstroke, breaststroke, and butterfly have been added to the respectable document listings.
FINA currently recognises global records within the following activities for both women and men.
• Freestyle: 50 m, 100 m, 200 m, 400 m, 800 m, 1500 m
• Backstroke: 50 m, a hundred m, 2 hundred m
• Breaststroke: 50 m, a hundred m, 200 m
• Butterfly: 50 m, a hundred m, two hundred m
• man or woman medley: 100 m (brief path handiest), 200 m, 400 m
• Relays: four×one hundred m freestyle, four×two hundred m freestyle, four×a hundred m medley