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FastestThings

Women's 100 Meters

Marion Jones

American athlete. women's 100 m mark of 10.65 seconds at Johannesburg on September 12, 1998, the personal best on the World Athletics all-time list.

Marion Jones's race time is 10.65 s, an official figure.

Race time

10.65s

women's 100 m, Johannesburg, wind +2.5 mph (+1.1 m/s). One personal best per athlete.

OfficialWorld Athletics (opens source in a new tab)

Quick answers

People also ask

What is Marion Jones's race time?

Marion Jones's race time is 10.65 s, an official figure.

Is that figure claimed or verified?

Marion Jones is labeled Official. Ratified by a governing body such as the FIA, World Athletics or Guinness World Records.

What is the source?

The figure cites World Athletics, “100 metres women, senior, outdoor all-time list.”

Where does Marion Jones rank?

Marion Jones is 7th of 10 on Fastest Women's 100 m, in a tie.

Mechanism

Why it's so fast

Marion Jones's mark is a women's 100 meters of 10.65 seconds at Johannesburg on September 12, 1998. Dividing 100 meters by that time is about 21.0 mph for the whole race. The mark does not include a wind reading, so this does not add one.

Time
10.65 s
Average
about 21.0 mph
Place
Johannesburg
Date
September 12, 1998
  1. Blocks, then the upright run

    Marion Jones's 10.65 at Johannesburg on September 12, 1998 includes the reaction and the drive out of the blocks as well as the meters at top speed. On a race this short the start is a large piece of the clock. The all-time list keeps the legal personal best. A radar on one stride would read higher than the race average, and it is not the race.

  2. 21.0 mph is the average

    100 meters in 10.65 seconds is about 21.0 mph from gun to finish, not the speed at 60 meters. Marion Jones ran that average at Johannesburg on September 12, 1998. Hundredths of a second at this distance are a few centimeters at the line. They are not a different event.

Provenance

Every measurement

Claimed, measured and official figures side by side, each with its source. The ranked figure is marked.

  1. 10.65sRanked figure

    women's 100 m, Johannesburg, wind +2.5 mph (+1.1 m/s). One personal best per athlete.

    Track & Field News marks this 10.65 as altitude. World Athletics still lists it on the all-time table, so it stays, with that note.

    Official

Reference

Specs

Country
United States
Event
women's 100 m
Mark
10.65 s
Venue
Johannesburg

Context

Background

Marion Jones's ranked women's 100 m time is 10.65 seconds at Johannesburg on September 12, 1998, wind +2.5 mph (+1.1 m/s). That is the personal best the World Athletics all-time list says. Track & Field News's world all-time list says the same time and date where this row has no note.

Track & Field News marks this 10.65 as altitude. World Athletics still lists it on the all-time table, so it stays, with that note.

Spot a wrong number?

Every report is read by a person, and corrections are dated on the page.