China |
CZ-1A | CZ-1B | CZ -1C | CZ -1D | ||||||
Overall |
Operational |
from |
16.11.1969 |
24.04.1970 |
|
01.06.1995 |
||||
|
to |
10.01.1970 |
03.03.1971 |
|
30.01.2002 |
|||||
Orbital flights |
|
2 (?) |
2 (?) |
0 |
3 |
|||||
Payload weight |
t |
LEO |
~0.10 |
LEO |
~0.50 |
LEO |
~0.70 |
LEO |
0.93 |
|
Gross liftoff weight |
t |
~78.90 |
81.95 |
82.15 |
81.65 |
|||||
Gross propellant weight |
t |
73.17 |
74.98 |
75.09 |
73.92 |
|||||
Total length |
m |
~28.50 |
~29.47 |
~29.47 |
28.22 |
|||||
Max. diameter (span) |
m |
|
|
|
3.81 |
|||||
Total liftoff thrust (s.l.) |
kN |
1,020 |
1,020 |
1.101 |
1,101 |
|||||
Total impulse (vac) |
MN*s |
192.4 |
196.9 |
199.0 |
197.3 |
|||||
Fairing |
Total length (+adapter) |
m |
4.30 |
4.67 |
4.67 |
3.98 |
||||
Diameter |
m |
|
1.50 |
1.50 |
2.05 |
|||||
Total weight |
t |
~0.30 |
0.40 |
0.40 |
0.40 |
|||||
Stage 3 |
Name |
|
|
|
|
|
||||
|
Length |
m |
|
~4.00 |
~4.00 |
1.70 |
||||
Diameter |
m |
1.50 (0.77) |
1.50 (0.77) |
2.05 (0.90) |
||||||
Liftoff weight (+OMS) |
t |
2.050 |
2.050 |
0.792 (+0.523) |
||||||
Propellant weight |
t |
1.806 |
1.806 |
0.645 |
||||||
Engines |
|
FG-02 |
FG-02 |
FG-36 |
||||||
Propellant |
|
solid |
solid |
solid HTPB |
||||||
Total thrust (vac) |
kN |
118.0 |
118.0 |
44.6 |
||||||
Specific impulse (vac) |
N*s/kg |
2491 |
2491 |
2834 |
||||||
Burn time |
s |
38 |
38 |
41 |
||||||
Total impulse (vac) |
MN*s |
4.5 |
4.5 |
1.83 |
||||||
Stage 2 |
Name |
|
DF-4 |
DF-4 |
DF-4A |
|
||||
|
Length (+adapter) |
m |
~6.00 |
~6.60 |
~6.60 |
6.04 |
||||
Diameter |
m |
2.25 |
2.25-1.50 |
2.25-1.50 |
2.25-2.05 |
|||||
Liftoff weight |
t |
~13.50 |
~14.00 |
~14.00 |
~14.00 |
|||||
Propellant weight |
t |
12.38 |
12.38 |
12.38 |
12.38 |
|||||
Engines |
|
YF-3 |
YF-3 |
YF-3A |
YF-40 (2) |
|||||
Propellant |
|
UDMH/AK-27S |
UDMH/AK-27S |
UDMH/N2O4 |
UDMH/N2O4 |
|||||
Total thrust (vac) |
kN |
294.2 |
294.2 |
320.2 |
98.1 |
|||||
Specific impulse (vac) |
N*s/kg |
2746 |
2746 |
2814 |
2893 |
|||||
Burn time |
s |
115.6 |
115.6 |
108.8 |
365 |
|||||
Total impulse (vac) |
MN*s |
34.0 |
34.0 |
34.8 |
35.8 |
|||||
Stage 1 |
Name |
|
DF-3 |
DF-3 |
DF-3A |
DF-3A |
||||
|
Length |
m |
18.20 |
18.20 |
18.20 |
18.20 |
||||
Diameter |
m |
2.25 |
2.25 |
2.25 |
2.25 |
|||||
Liftoff weight |
t |
~65.00 |
~65.00 |
~65.00 |
~65.00 |
|||||
Propellant weight |
t |
60.79 |
60.79 |
60.90 |
60.90 |
|||||
Engines |
4 |
YF-2A (4) |
YF-2A (4) |
YF-2B (4) |
YF-2B (4) |
|||||
Propellant |
|
UDMH/AK-27S |
UDMH/AK-27S |
UDMH/N2O4 |
UDMH/N2O4 |
|||||
Total thrust (s.l.) |
kN |
1,019.9 |
1,019.9 |
1,101.2 |
1,101.2 |
|||||
Specific impulse (s.l.) |
N*s/kg |
2349 |
2349 |
2378 |
2378 |
|||||
Burn time |
s |
140 |
140 |
131.5 |
131.5 |
|||||
Total impulse (vac) |
MN*s |
158.4 |
158.4 |
159.7 |
159.7 |