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Equivalents in other units


How fast is 630.2 yards per second?

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It's about thirty times as fast as a Gazelle.
In other words, the speed of a Gazelle is 0.03 times 630.2 yards per second.
(for Thomson's Gazelle, a.k.a. Eudorcas thomsoni, a.k.a. "Tommie", a.k.a. "Tommy")
It's about thirty times as fast as a Hare.
In other words, the speed of a Hare is 0.03 times 630.2 yards per second.
(for European Brown Hare, a.k.a. Brown Hare, a.k.a. Lepus europaeus, a.k.a. Brown Hare)
The European Hare can run at speeds of up to 20 yards per second. While speed is a factor in their escapes, hares evade their chief predators — wolves, foxes, and golden eagles — by fleeing in a zigzag pattern.
It's about thirty times as fast as Secretariat.
In other words, 630.2 yards per second is 34.3 times the speed of Secretariat, and the speed of Secretariat is 0.0292 times that amount.
(at Belmont Stakes, 1973)
It's about 55 times as fast as Michael Johnson.
In other words, 630.2 yards per second is 55.68 times the speed of Michael Johnson, and the speed of Michael Johnson is 0.01796 times that amount.
(a.k.a. Michael Duane Johnson) (sprinter; 1967-) (at the Atlanta Olympics, 1996)
It's about 55 times as fast as Usain Bolt.
In other words, 630.2 yards per second is 55.9 times the speed of Usain Bolt, and the speed of Usain Bolt is 0.0179 times that amount.
(at the Beijing Olympics, 2008) (a.k.a. Usain St. Leo Bolt, OJ, C.D.) (sprinter; 1986-)
It's about 60 times as fast as Flo-Jo.
In other words, 630.2 yards per second is 61.49 times the speed of Flo-Jo, and the speed of Flo-Jo is 0.01626 times that amount.
(at the Seoul Olympics, 1998) (a.k.a. Florence Griffith-Joyner, a.k.a. Florence Delorez Griffith) (swimmer; 1959-1998)
Setting a world record in 1988, Flo-Jo ran a 200 m in 0:21.34 for an average speed of 10.25 yards per second. Known as a 200 m runner, Joyner also set a record time in a 100 m race at in 1987.
It's about one-seventieth as fast as a Meteor.
In other words, the speed of a Meteor is 71 times 630.2 yards per second.
(formally Meteoroid or meteorite, depending on the context; a.k.a. "shooting star", a.k.a. "falling star")