Total Impulse
85.0Ns
Burn Time
1.30s
Avg Thrust
63.0N
Max Thrust
157.6N
Thrust Profile (N)
1.30s Burn WindowEngineered by Sky Ripper Systems, the G63 is a 29mm solid rocket motor designed for model rocketry. As an official G-class motor, it delivers a total impulse of 85.0 Ns over a 1.30 second burn window.
With an average thrust of 63.0 N and a peak of 157.6 N, it features a regressive thrust curve optimal for heavy rockets requiring high off-the-pad acceleration.
Technical Specifications
Tripoli Rocketry Association, Inc.Diameter 29 mm
Length 305 mm
Hardware 29X304.8MM (75CC)
Delays (s) P
Specific Impulse 1732.9 s
Peak Thrust 156.57 N
Peak Time T+ 0.07s
T/W Ratio 30.58
Propellant Standard
Profile regressive
Type hybrid
Sparky No
Mass Budget
210g TotalCasing (Dry)
205.0g
97.6%
Propellant
5.0g
2.4%
Live Sizing
Flight Envelope
Design wings in your spreadsheet
AeroSheet loads airfoils directly into Google Sheets. Polars, 3D splines, Fusion 360 export, without leaving your spreadsheet.
Comparable G-Class Alternatives
Veenie Kit
Need a custom engineering simulator?
The 3D engine on this page is built by Veenie Aerospace. We build bespoke, browser-native digital twins, aerodynamic simulators, and AI physics tools for UAV startups and defense contractors.