P
O
W
Low High
Low High
200 ISP Propellant
E Limit
Limit Limit
Limit
Weight
R (NtSec)
(NtSec) (lbsSec) (lbsSec)
(grams) (lbs)
= =======
======== ========= ========= ========
=======
A
1.26 2.5
0.28 0.56
1.3 0.0028
B
2.51 5.0
0.56 1.12
2.5 0.0056
C
5.01 10.0
1.13 2.25
5 0.0112
D
10.01 20.0
2.25 4.5
10 0.02
E
20.01 40.0
4.5 9
20 0.04
F
40.01 80.0
9 18
41 0.09
G
80.01 160.0
18 36
82 0.18
H
160.01 320.0
36 72
163 0.36
I
320.01 640.0
72 144
326 0.72
J
640.01 1,280.0 144
288 652
1.44
K 1280.01
2,560.0 288
575 1,305
2.88
L 2560.01
5,120.0 575
1,151 2,609
5.75
M 5120.01
10,240.0 1,151 2,301
5,219 11.5
N 10240.01
20,480.0 2,301 4,602
10,438 23.0
O 20480.01
40,960.0 4,602 9,204
20,875 46.0
P 40960.01
81,920.0 9,204 18,409
41,751 92.0
Currently, consumer rocketry stops at rockets
with a total of no more
than 81,920NS of total impulse. Anything larger
than that is by
definition an amateur rocket.