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On May 31, the 17-year-old set the world under-18 best in the boys' 200 meters in a time of 20.11 seconds, breaking Usain Bolt's best by two hundredths of a second. [ 11 ] [ 12 ] At the US Olympic Trials he would improve that time to 20.04 s in the first round on June 25, and then again to 19.88 s in the semi-finals the following day, breaking ...
= 86 400 light-seconds 25 902 068 371 200 m: 2.590 × 10 10 km: 1.609 × 10 10 miles: Voyager 1 is about 0.94 light-days from the Sun (as of April 2024) light-week 7 light-days = 604 800 light-seconds 181 314 478 598 400 m: 1.813 × 10 11 km: 1.127 × 10 11 miles: The Oort cloud is thought to extend between 41 and 82 light-weeks out from the ...
Evolution of the solar luminosity, radius and effective temperature compared to the present-day Sun. After Ribas (2009) [3] The uncrewed SOHO spacecraft was used to measure the radius of the Sun by timing transits of Mercury across the surface during 2003 and 2006. The result was a measured radius of 696,342 ± 65 kilometres (432,687 ± 40 miles).
Athletics records comprise the best performance of an athlete before the year of their 20th birthday. Technically, in all under 20 age divisions, the age is calculated "on December 31 of the year of competition" [ 1 ] to avoid age group switching during a competitive season.
On 19 February 2022, the 18-year-old set a new national record in the 100m at the Botswana Athletics Championships with a time of 10.08 seconds. [6] Two months later, he became the first man from Botswana to break the 10-second barrier at the event as he clocked a time of 9.96 seconds at the Gaborone International Meet, setting a new world ...
Matthew Boling (born June 20, 2000) is an American track and field athlete specializing in the sprints and long jump.He won four gold medals at the 2019 Pan American U20 Championships in the 100 m, 200 m, 4 × 100 m relay and 4 × 400 m relay, and helped set world under-20 records in both of the relay races for the United States.
parsecs per year: 0.307 [Note 2] Approximate light signal travel times; Distance: Time: one foot: 1.0 ns: one metre: 3.3 ns: from geostationary orbit to Earth: 119 ms: the length of Earth's equator: 134 ms: from Moon to Earth: 1.3 s: from Sun to Earth (1 AU) 8.3 min: one light-year: 1.0 year: one parsec: 3.26 years: from the nearest star to Sun ...
The following are the national records in athletics in India.Some of the records are maintained by Athletics Federation of India (AFI). Outdoor times for track races between 200 meters to 10,000 meters are set on 400-meter unbanked tracks.