Template:Mach
From Self-sufficiency
Revision as of 00:35, 28 June 2008 by Lightmouse (Talk) (Do not link to plain English or common units of measure, per wp:overlink)
Mach 1 (1,225 km/h; 761.2 mph; 661.7 kn) at sea level (atmospheric pressure) and temperature of 21 °C (70 °F)
Mach 2.5 (3,063 km/h; 1,903 mph; 1,654 kn) at sea level (atmospheric pressure) and temperature of 21 °C (70 °F)