It's about one-one-hundred-fiftieth as long as The Football game (American).
In other words, the length of The Football game (American) is 170 times 21.340 seconds.(a.k.a. American football) (per NFL rules; playing time only)
Per National Football League Rules, an American football game consists of four periods of 900 seconds each for a total of 3,600 seconds. The total duration of a football game can often be more than three hours, including stoppages of play, the intermission at halftime, team timeouts, and, in televised games, commercial timeouts. The Super Bowl — the highest-profile game of the sport — aired 45 minutes and 10 seconds of commercials in 2009.
It's about one-two-hundred-fiftieth as long as a Football game (Association) (Soccer).
In other words, the length of a Football game (Association) (Soccer) is 250 times 21.340 seconds.(a.k.a. association football, a.k.a. soccer) (per FIFA rules; playing time only)
Per Fédération Internationale de Football Association (FIFA) Laws of the Game, an association football game consists of two periods of 2,700 seconds each, for a total of 5,400 seconds of playing time (except in games played by women, or by players under 16 or over 35 years of age). The longest recorded amateur football game was a 2009 match in the Filipino town of Barotac Nuevo that lasted for 130,000 seconds.
It's about one-six-hundred-fiftieth as long as Gone with the Wind (film).
In other words, 21.340 seconds is 0.00157 times the length of Gone with the Wind (film), and the length of Gone with the Wind (film) is 637 times that amount.(1939)
Gone with the Wind, the multiple Academy Award-winning film, had a running time of 13,600 seconds for its 1939 copyright release. The scene depicting the burning of the Atlanta Depot cost $25,000 (unadjusted) and was filmed on a 0.16 sq. km (40-acre) set using all seven Technicolor cameras in existence at the time.
It's about one-one-thousandth as long as The First Indianapolis 500.
In other words, 21.340 seconds is 0.00088445 times the length of The First Indianapolis 500, and the length of The First Indianapolis 500 is 1,130.60 times that amount.(a.k.a. Indy 500, a.k.a. International 500-Mile Sweepstakes Race) (1911) (Indianapolis, Indiana)
The first recorded automobile race of its distance, the inaugural Indianapolis 500 was won by Ray Harroun in 6 hours, 42 minutes, and 8 seconds. Haroun's average speed through the race was 120 kph (74.59 mph).
It's about one-one-thousand-five-hundredth as long as The Longest Pro Baseball Game.
In other words, 21.340 seconds is 0.000704 times the length of The Longest Pro Baseball Game, and the length of The Longest Pro Baseball Game is 1,420 times that amount.(1981) (McCoy Stadium, Pawtucket, Rhode Island)
The longest professional baseball game in history — a triple-A game between the Pawtucket Red Sox and the Rochester Red Wings — took place between April 18th and 19th, 1981 lasting a total of 30,200 seconds (and 33 innings). The Red Sox ultimately won the game 3-2, but not before the game set twelve records, including the most plate appearances by a single player - a three-way tie between Tom Eaton, Dallas Williams, and future Hall-of-Famer Cal Ripken Jr., all of Rochester.
It's about one-two-thousand-five-hundredth as long as The First light bulb test (Edison, 1879).
In other words, 21.340 seconds is 0.000409 times the length of The First light bulb test (Edison, 1879), and the length of The First light bulb test (Edison, 1879) is 2,440 times that amount.(Thomas Edison's filament Thread No. 9) (1879) (total time)
Lit at 1:30am on October 22nd, 1879, the first Edison completed his first majorly successful test of his light bulb, which continued to burn for 52,200 seconds until the bulb glass succumbed to the heat and cracked, extinguishing the filament. Within 94,700,000 seconds of his success, Edison was selling 45,000 light bulbs per day to large companies across the country.
It's about one-two-thousand-five-hundredth as long as The First Transatlantic Flight (Alcock and Brown, 1919).
In other words, 21.340 seconds is 0.000366 times the length of The First Transatlantic Flight (Alcock and Brown, 1919), and the length of The First Transatlantic Flight (Alcock and Brown, 1919) is 2,730 times that amount.(John Alcock and Arthur Whitten Brown) (1919) (first non-stop flight)
In an effort to win a £10,000 prize from London's The Daily Mail, John Alcock and Arthur Brown completed a flight from St. John's, Newfoundland to Connemara, Ireland in 58,300 seconds in June, 1919. In spite of their fame as aviators, Brown would never fly again after this trip and Alcock would lose his life during a flight to France less than 15,800,000 seconds later.