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*
(ETR) |
ETR* Reference Orbit |
Estimated Launch Price |
Configuration |
Launch Mass |
| Delta IVM |
8,600 lb
3,900 kg |
14,900 lb
6,760 kg |
US $70 M |
Core
+ 4m Fairing |
349,140 lb
158,340 kg |
| Delta IVM+ (4,2) |
11,700 lb
5,300 kg |
20,000 lb
9,070 kg |
US $90 M |
Core
+ 2 GEMS
+ 4m Fairing |
377,990 lb
171,420 kg |
| Delta IVM+ (5,2) |
9,600 lb
4,350 kg |
17,300 lb
7,850 kg |
US $80 M |
Core
+ 2 GEMS
+ 5m Fairing |
522,190 lb
231,670 kg |
| Delta IVM+ (5,4) |
13,500 lb
6,120 kg |
22,700 lb
10,300 kg |
US $100 M |
Core
+ 4 GEMS
+ 5m Fairing |
522,190 lb
231,670 kg |
| Delta IVH |
27,400 lb
12,400 kg |
45,200 lb
20,500 kg |
US $140 M |
Core
+ 2 Core Boosters
+ 5m Fairing |
522,190 lb
231,670 kg |
* Performance from
Boeing Delta IV Payload User's Guide.
Vehicle Configuration
| |
Solid Strap-Ons |
Stage 1
(Common Core) |
Stage 2
(4-m Fairing) |
Stage 2
(5-m Fairing) |
| Length |
50 ft
15.2 m |
120 ft
36.6 m |
40 ft
12.2 m |
45 ft
13.7 m |
| Diameter |
5.0 ft
1.52 m |
16.8 ft
5.13 m |
8.0 ft
4.0 m |
16.7 ft
5.1 m |
| Gross Mass |
(Non-TVC / TVC)
41,990 / 42,500 lb
19,082 / 19,327 kg |
480,750 lb
218,030 kg |
51,000 lb
23,130 kg |
68,000 lb
30,840 kg |
Propellant
Propellant Mass |
HTPB
37,500 lb
17,045 kg |
LOX / LH2
440,000 lb
200,000 kg |
LOX / LH2
45,000 lb
24,410 kg |
LOX / LH2
60,000 lb
27,200 kg |
Engine**
Thrust
Isp |
GEM - 60
(ground lit / air lit)
136.7 / 141.3 klbf
606.1 / 626.5 kN
273.8 sec |
RS-68
650,000 lbf SL
2,886.0 kN SL
365 sec SL |
RL-10B-2
24,750 lbf
110,094 N
462.4 sec |
RL-10B-2
24,750 lbf
110,094 N
462.4 sec |
| Number of Engines |
0 - 4 |
1 |
1 |
1 |
| Nominal Burn Time |
78 sec |
249 sec |
850 sec |
1125 sec |
** Note: Vacuum engine
performance unless otherwise specified.
|
