Fourth launch o' me Wildman Darkstar Extreme on an Aerotech M1550 Redline. Avast, me proud beauty! Blimey! Sweet flight t' 12,524 ft.Stratologger reported peak velocity o' 1707 ft/sec which is 1163 Mph or 1873 Kph - Mach 1.51 definitely supersonic! Blimey! Nice recovery landed about 2 km away. Well, blow me down! Blimey! Rocket stands 2.61 meters tall and is 10 cm in diameter, ya bilge rat, GLOW is 13.7kg.