Vehicle Overview
Note: Payload
performance and estimated cost provided for information only. If you are interested
in contracting for launch services, we recommend that you contact the service provider
directly using the information above.
| |
GTO Payload*
(28.5 degree inclination) |
Estimated Launch Price |
Configuration |
Launch Mass |
| H2A202 |
8,830 lb
4,000 kg |
US $100 M |
Core + 2x SRB-A |
638,000 lb
290,000 kg |
| H2A2022 |
9,380 lb
4,250 kg |
US $105 M |
Core + 2x SRB-A +
2x SSB |
704,000 lb
320,000 kg |
| H2A2024 |
9,930 lb
4,500 kg |
US $110 M |
Core + 2x SRB-A +
4x SSB |
770,000 lb
350,000 kg |
| H2A212 |
16,560 lb
7,500 kg |
US $120 M |
Core + 2x SRB-A +
1x LRB |
683,000 lb
902,000 kg |
| H2A222 |
20,950 lb
9,500 kg |
US $140 M |
Core + 2x SRB-A +
2x LRB |
1,166,000 lb
53,000 kg |
* Performance values
from NASDA H-IIA Brief Description Document
Vehicle Configuration
| |
Solid Rocket Boosters-As
(SRB-A) |
Solid Strap-On Boosters
(SSB) |
Liquid Rocket Booster
(LRB) |
Stage 1
(Core) |
Stage 2 |
| Length |
49.9 ft
15.2 m |
48.9 ft
14.9 m |
120.4 ft
36.7 m |
122.1 ft
37.2 m |
30.2 ft
9.2 m |
| Diameter |
8.2 ft
2.5 m |
3.2 ft
1.0 m |
13.1 ft
4.0 m |
13.1 ft
4.0 m |
13.1 ft
4.0 m |
| Gross Mass |
168,460 lb
76,400 kg |
33,400 lb
15,150 kg |
258,000 lb
117,000kg |
250,490 lb
113,600 kg |
43,218 lb
19,600 kg |
Propellant
Propellant Mass |
HTPB
133,400 lb
60,500 kg |
HTPB
28,900 lb
13,100 kg |
LOX / LH2
218,740 lb
99,200 kg |
LOX / LH2
220,500 lb
100,000 kg |
LOX / LH2
36,600 lb
16,600 kg |
Engine**
Thrust
Isp |
SRB-A
223,000 lbf
991.7 kN
314 sec |
SSB
224,100 lbf
997.1 kN
315 sec |
LE-7A
246,960 lbf
1,096.5 kN
440 sec |
LE-7A
246,960 lbf
1,096.5 kN
440 sec |
LE-5B
30,870 lbf
137,062 N
450 sec |
| Number of Engines |
2 |
0-4 |
2 |
1 |
1 |
| Nominal Burn Time |
100 sec |
59.8 sec |
202 sec |
397 sec |
534 sec |
** Note: Vacuum engine
performance unless otherwise specified.
|
