# Motor Data From RocketReviews.com
# http://www.rocketreviews.com/estes-b6.html
#B6 dia 18.0000 mm; length 70.0000 mm; delays 0,2,4,6 s; propellant 5.6000 g; total mass 18.2200 g; manuf Estes
table 22
0.0    0.0
0.0230 0.6880
0.0570 2.4570
0.0890 4.8160
0.1160 7.2740
0.1480 9.9290
0.1710 12.1400
0.1910 11.6950
0.2000 10.7190
0.2090 9.2400
0.2300 7.6670
0.2550 6.4880
0.3050 5.5050
0.3750 4.8160
0.4770 4.6200
0.6710 4.5210
0.7460 4.2260
0.7860 4.3250
0.8020 3.1450
0.8250 1.5720
0.8600 0.0000
1.0    0.0
# 5.6 g propellant in 0.8 s at 5 N:
# F Dt = D(mv) = v Dm => v = F Dt/Dm = 5 0.8 / 5.6e-3 = 714.286
constant 714.286 # alpha: F = -alpha dm/dt cf F Dt=D(m u_x) => F = u_x dm/dt => alpha = u_x