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+; Sachsen Feuerwerk / WECO Feuerwerk B4-0, B4-4
+; Created by Sampo Niskanen for OpenRocket, released into the Public Domain
+; Thrust curve data taken from:
+; http://www.raketenmodellbautechnik.de/produkte/Motoren/SF-Motoren.pdf
+; Mass measured by the author from B4-4 motors.
+B4 18 70 0-4 0.00833 0.0195 SF
+ 0.088 0.542
+ 0.167 3.007
+ 0.319 11.678
+ 0.373 5.297
+ 0.525 4.091
+ 0.648 3.461
+ 0.8 3.321
+ 1.305 3.321
+ 1.389 0.455
+ 1.443 0.0