The phrase "a qualifying time" is correct and usable in written English.
It is typically used in contexts related to sports or competitions, referring to a specific time that an athlete must achieve to qualify for a particular event or level of competition.
Example: "To secure a spot in the finals, she needed to achieve a qualifying time of under 2 minutes in the 800-meter race."
Alternatives: "minimum time requirement" or "cut-off time".
Sharp ran a personal best in winning the silver medal at the European Championships but failed to make the 'A' qualifying time by 0.62 seconds.
The 32-year-old, from Guernsey, failed to run under the 'A' qualifying time of 2 12 at Sunday's London Marathon, but was the first British finisher in a personal best time of 2 13:41.
Gordon went last on a slippery track, posted a qualifying time less than a second slower than Spencer and will start 27th.
With temperatures in the 60's and humidity reaching 80percentt, Pawalek was the only one of the 11 women from both groups to post a qualifying time.
Ross Murdoch, who was second, also produced a qualifying time.
"I wasn't expecting anything near a qualifying time - I'm really pleased with myself," she said afterwards.
In the runup to the 2012 Olympic Games in London, Athletics Australia declined to select LaCaze even though she had run an A-standard qualifying time just a day after the deadline for selection for the Australian team.
Merrien was forced to run the 'A' standard qualifying time of 2 12 because fellow British runner Scott Overall ran under the time in October's Chicago Marathon.
In the men's 200m event both Daniel Talbot and Chris Clarke reached the final with times of 20.69 seconds and 20.90 seconds respectively - Talbot has already achieved the 'A' standard qualifying time of 20.55 seconds.
Meadows, the 2009 world 800m bronze medallist, therefore misses out, as do Marilyn Okoro and Emma Jackson, the only women who have run the A-standard qualifying time this season.
Oscar Pistorius had a night without sleep after achieving his dream of an "A" standard 400m qualifying time for both the World Championships and Olympic Games at a meeting in Lignano, Italy, on Tuesday.
