Feb 11, 2024 · By Mike KQ9PPosted on December 16, 2024Posted in L3 UPDATED: 16 December 2024 PROJECT: Tripoli Rocketry Association (TRA) Level 3 Certification Rocket NAME: ORCUS is …

Apr 4, 2023 · I have a tall/thin rocket with a fineness (aka aspect ratio or length to diameter ratio) of ~26 (80” long 3.1” diameter). As currently configured, it has a stability margin of 3.7/14.6% in …

Feb 27, 2024 · I'm looking for a rocket to build for my L2 cert. Any favorites or recommendations would be appreciated.

Jun 13, 2024 · As of the start of 2025, what is the best (or near best) onboard video camera to house with a 2. 1" / 54mm rocket that is - 1. Not necessarily the cheapest 2. Gets good - but not superb …

Feb 6, 2026 · If you have a personal rocketry-related item for sale, or that you're looking for, this is where you list it. These are for one time sales items, no business sales. To post you must either be a …

Feb 14, 2025 · So I took the 'stock' two-stage rocket in OpenRocket and tried a few different delays on the booster motor. See below, ignition at ejection charge to show delayed staging The motors above …

Feb 12, 2026 · Model rocketry enthusiast forum & rocket for sale classifieds. Rocketry forums for experts & beginners. Engines, recovery, electronics, rocketry software.

Feb 10, 2017 · While running a simulation on Open Rocket, I got the warning message "Stage began to tumble under thrust". Ran the simulation again and the warning went away, got the green check.

Jul 29, 2023 · Hello, I have a new Loki 670 Blue reload for my Loki 54/1200 case. I have the motor data from Thrust Curve but it does not seem to be a available motor in Open Rocket. Does anyone know …

Mar 3, 2015 · The rocket will be updated to allow it to use 24mm "E" motors and have TTW fins. Doug Bertelsen and Boyce Aerospace Hobbies have worked on the 3D printing of the camera. I'm hoping …