for LOCAL WEATHER: SNOW DEPTH: LOCAL WEATHER RADAR: STATE WEATHER MAP: Essington, PA Essington, PA snow Essington, PA radar PA map-or--or--or- 19029 19029 snow 19029 radar -or--or- PA PA snow
It could reach a top speed of 4,520 miles per hour (7,274 km/h), or Mach 6.72. During the X-15 program, 13 flights by eight pilots met the Air Force spaceflight criterion by exceeding the altitude of 50 miles (80 km), thus qualifying these pilots as being astronauts.
When you fly a fast helicopter, you need a fast chase plane. Eurocopter's X3 flies with an L39 Albatross during a test flight. HervÃ© Jammayrac knows fast. The Eurocopter test pilot set a new speed record for helicopters last week, achieving 255 knots (293 mph) in the Eurocopter X3 hybrid. That easily eclipsed the benchmark Kevin Bredenbeck set in the experimental (and conincidentally named) Sirkorksy X2 a little more than two years ago.