On Sunday at Mudrock in the Black Rock Desert, we launched Warped Reality on a N1560 moonburner. My 12 ft. tall fiberglass went supersonic to 19,441 ft. and deployed two parachutes by computer trigger to CO2 cartridges. The RF tracking beacon led us to her, 9 miles down range. Photos: https://www.facebook.com/jurvetson/posts/10157129469145611 For a sense of scale, with each letter grade marking a doubling of total impulse, this N motor is approximately similar to 1024 of those Estes D motors... =)