1 second
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To help compare orders of magnitude of different times this page lists times between 100 seconds and 103 seconds (1 second and 1000 seconds). 100 seconds is called a centosecond. See also times of other orders of magnitude.
- 1 second – the second is the metric standard unit for time
- 1 second; the amount of time it takes light in a vacuum to travel 299,792,458 metres or approximately 300,000 km (~186,282 miles)
- 1.2096 seconds – a VMS microfortnight
- 1.26 seconds – approximate time it takes light to travel between Earth and the Moon
- 3 seconds - the amount of time basketball players are allowed to remain in the key
- 3.16 seconds– one thousand-millionth (10-9) of a century. Its closeness to π in value leads to the expression "Pi seconds is a nanocentury".
- 8 seconds- the amount of time a bull rider must remain on the bull to be scored
- 9.58 seconds – world record for the men's 100 m sprint event (Usain Bolt, 2009)
- 26.784 seconds = length of time the year in the Gregorian calendar is longer than Earth's tropical year.
- 30 seconds – most common length of a TV commercial in the USA
- 32.184 seconds – the amount that Terrestrial Time precedes International Atomic Time
- 60 seconds = one minute
- 86.4 seconds = 1 minute 26.4 seconds = 10-3 days – the length of a Swatch "beat"
- 100 seconds = 1 minute 40 seconds
- 100 seconds – 1 minute 40 seconds, or 1.666... minutes
- 102 seconds – duration of the Minute Waltz of Frédéric Chopin, as recorded by Dinu Lipatti
- 120 seconds – duration of the Two Minutes Hate propaganda ritual in Nineteen Eighty Four
- 120 - 180 seconds = 2 – 3 minutes – approximate time for cooking instant noodles or for boiling an egg
- 158 seconds = 2 minutes, 38 seconds – the longest time a stuntman has withstood being set on fire without oxygen.
- 210 seconds = 3 minutes and 30 seconds – historic average elapsed time for a commercial broadcasting break period.
- 273 seconds – nominal duration of 4'33" by John Cage
- 315 seconds = 5.25 minutes (approximately 10−5 years) after the Big Bang – first nuclei form
- 500 seconds = 8.333... minutes – approximate time it takes light to travel between earth and the sun
- 660 seconds = 11 minutes – duration of a 1000-foot reel of 35mm motion picture film
- 674.784 seconds = amount by which the average year in the Julian calendar is longer than Earth's tropical year
- 930 seconds (approximately 15.5 minutes), may vary by performance, duration of the Brandenburg Concerto #4 by Johann Sebastian Bach
- 1000 seconds – approximately 16.7 minutes
Half lives
- 27 seconds – half life of dubnium-261
- 30 seconds – half life of seaborgium-266
- 30 seconds – half life of ununquadium-289
- 34 seconds – half life of dubnium-262
- 61 seconds – half life of rutherfordium-261
- 102 seconds – half-life of nobelium-253
- 886 seconds – half-life of a free neutron