Yard Sale / Wanted | Rocketry Forum - Model Rocketry Forums
Jan 9, 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 …
Current Best onboard Rocket Video Camera | Rocketry Forum - Model ...
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 …
How to make a model rocket fly higher? - Rocketry Forum
Apr 23, 2021 · The advanced rocket will be multi stage rocket projects but has a new set of flight challenges. Electronics: flight computers and or altimeters to help with dual.deploy, cable cutters, …
The Eggtimer EZ-DD Rocket/Altimeter, a Complete Dual-Deploy …
Feb 3, 2012 · The Eggtimer EZ-DD rocket is a 3" diameter 40" long cardboard/wood rocket, based on the venerable Balsa Machining 3" School Rocket, but with a 12" parachute payload bay and a …
Fineness and Stability Margin in OpenRocket - Rocketry Forum
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 …
NAR Level 2 Certification. Rocket recommendations
Feb 27, 2024 · I'm looking for a rocket to build for my L2 cert. Any favorites or recommendations would be appreciated.
Ideal Stability of a Rocket - Rocketry Forum
Jul 1, 2013 · I am using OpenRocket to run simulations of a rocket for the first time. I already did the first launch and it turned out exactly as the simulation in OpenRocket. I am getting ready for my second …
Help Needed for RocketPy Solid Motor Configuration for AeroTech …
Oct 13, 2023 · Hello everyone, I'm trying to configure a RocketPy simulation and I need to configure the rocket motor. RocketPy needs the following parameters: - dry_mass - dry_inertia - nozzle_radius - …
Modeling Euler Angles and Angle of Attack of Rocket
Oct 16, 2024 · Or just calculating the angle of the relative wind? For relative wind, assuming vertical rocket flight and horizontal wind, it's simple trigonometry (arctangent) using the speed of the rocket …
Is it a "rocket engine" or a "rocket motor?" - Rocketry Forum
Aug 7, 2011 · A rocket engine requires heat to burn a fuel which causes increased pressure underneath the rocket propelling it forward. The rocket itself is the piston being moved upward.