Talk:Lanka/@comment-139.55.52.166-20150328014516/@comment-25264238-20150504165332

average, home built -real world- railguns can propel a small projectile to ~ 29 km/s (=~ 104400 km/h, thats Mach 85[!])    muzzle velocity

thats ~ 95144 foot/s (=~342518400 foot/h )

hightech military ones can achieve up to 35 km/s (=~ 126000 km/h, Mach 102)