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The domain speedtest.net has been used to host a speed test since 2000, and was acquired by Ookla in 2006. [12] As of 2011, Ookla claimed 80% market share and was one of the top 1000 most popular websites. At the time, Ookla derived its revenue primarily from fees paid by companies to license custom speed test and proprietary testing software.
The following is a list of speed records for various types of vehicles.This list only presents the single greatest speed achieved in each broad record category; for more information on records under variations of test conditions, see the specific article for each record category.
An L0 Series trainset, holding the non-conventional train world speed record of 603 km/h (375 mph) TGV 4402 (operation V150) reaching 574.8 km/h (357 mph). The world record for a conventional wheeled passenger train is held by a modified French TGV high-speed (with standard equipment) code named V150, set in 2007 when it reached 574.8 km/h (357.2 mph) on a 140 km (87 mi) section of LGV Est ...
V 1 is defined differently in different jurisdictions, and definitions change over time as aircraft regulations are amended. The US Federal Aviation Administration and the European Union Aviation Safety Agency define it as: "the maximum speed in the takeoff at which the pilot must take the first action (e.g., apply brakes, reduce thrust, deploy ...
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The culmination of these test programs was a new world speed record of 515.3 km/h (143.1 m/s or 320.3 mph), set on 18 May 1990. The record runs took place in two separate campaigns, separated by a period of modifications to trainset 325.
The first track to be started onsite was an initial 6 mi (9.7 km) segment of the planned Linear Induction Motor Research Vehicle (LIMRV) test track, built by Morrison-Knudsen; it was anticipated that the initial segment would later be extended to a full 21.8 mi long (35.1 km) oval and a parallel oval guideway would be completed for the Tracked Air Cushion Research Vehicle (TACRV).
Rocket powered – Cold War secret, not an official FAI C-1 record 6 November 1947: Chuck Yeager: 891.0: 1,434: Bell X-1 : Muroc, California, US: Rocket powered – Cold War secret, not an official FAI C-1 record, first to exceed secret July 1944 Me 163B V18 record 15 September 1948: Maj. Richard L. Johnson, USAF: 670.84: 1,079.6