How long is 900 seconds?
It's about nine-tenths as long as Louis-Antoine's reign
The length of Louis-Antoine's reign is about 1,000 seconds.
(a.k.a. Louis-Antoine d'Artois, petit-fils de France, fils de France, duc d'Angoulême, a.k.a. Count of Marnes) (1830)
It's about one-and-three-tenths times as long as The First spacewalk
The length of The First spacewalk is about 720 seconds.
(1965) (Alexi Lenovo, a.k.a. Алексе́й Архи́пович Лео́нов)
It's about three-tenths as long as a Basketball game
The length of a Basketball game is about 2,880 seconds.
(NBA regulation; playing time only)
It's about one-fourth as long as an American football game
The length of an American football game is about 3,600 seconds.
(per NFL rules; playing time only)
It's about one-fifth as long as a Football match (Soccer game)
The length of a Football match (Soccer game) is about 5,400 seconds.
(a.k.a. Association Football, a.k.a. soccer) (per FIFA rules; playing time only)
It's about one-fifteenth as long as Gone with the Wind (film)
The length of Gone with the Wind (film) is about 13,600 seconds.
It's about seventeen times as long as The San Francisco earthquake of 1906
The length of The San Francisco earthquake of 1906 is about 52.50 seconds.
(1906) (Mussel Rock Fault, California) (sensible duration)
It's about one-twenty-fifth as long as The First Indianapolis 500
The length of The First Indianapolis 500 is about 24,128 seconds.
(a.k.a. Indy 500, a.k.a. International 500-Mile Sweepstakes Race) (1911) (Indianapolis, Indiana)
It's about one-thirty-fifth as long as The Longest Pro Baseball Game
The length of The Longest Pro Baseball Game is about 30,300 seconds.
(1981) (McCoy Stadium, Pawtucket, Rhode Island)
It's about one-sixtieth as long as The First light bulb test (Edison, 1879)
The length of The First light bulb test (Edison, 1879) is about 52,200 seconds.
(Thomas Edison's filament Thread No. 9) (1879) (total time)
It's about one-sixty-fifth as long as The First Transatlantic Flight (Alcock and Brown, 1919)
The length of The First Transatlantic Flight (Alcock and Brown, 1919) is about 58,300 seconds.
(John Alcock and Arthur Whitten Brown) (1919) (first non-stop flight)
It's about 75 times as long as The First airplane flight (Wright Flyer, 1903)
The length of The First airplane flight (Wright Flyer, 1903) is about 12 seconds.
(Wright Flyer) (1903)
It's about 100 times as long as a Pit Stop
The length of a Pit Stop is about 8 seconds.
(for IndyCar racing; optimal)
It's about one-one-hundred-fiftieth as long as The Battle of Fort Sumter
The length of The Battle of Fort Sumter is about 120,000 seconds.
It's about one-two-hundredth as long as The Great Chicago Fire
The length of The Great Chicago Fire is about 200,000 seconds.
(1871) (Chicago, Illinois)