800m自由形は、800mを泳ぐのにかかるタイムを競う種目です。泳ぎ方に制限はありませんが、通常はクロールで泳ぎます。
動画は、2008年の北京オリンピックでの女子800m自由形決勝の様子です。
Regulations commentary seen in 5 minutes
The competition area
- 50mプールを8往復泳ぎます。
- 1Is performed in eight human race.
Start
- Take the starting blocks at the whistle.
- Gun after the starting signal will be; "(provided by Take Your Marks) Take Your Marks".
- Until the gun had to be stationary from "Take Your Marks", will be disqualified if moved.
Stroke
- There is no provision how to swim.
- To go to somewhere other than their own lane, to touch the rope course, you can walk or kicking the bottom of the pool is not allowed.
- And after the turn after the start, since the 15m from the wall, you must be out on the water surface is part of the body.
Finish
- 800will finish when you touch the wall of the pool swimming in the m.
The road to gold medal
- We will proceed with the final qualifying →.
- In qualifying, the top eight will advance to the finals.
World Record / Japanese record
800m free form
| Record | Name | Date | |
|---|---|---|---|
World | 7:32"12 | 張琳（ | 2009/07/29 |
World | 8:14"10 | レベッカ・アドリントン（ | 2008/08/16 |
| Japan | 7:49"65 | Takeshi Matsuda Chi | 2009/04/19 |
| Japan | 8:23"68 | 山田沙知子 | 2004/04/23 |