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 |
WTR Reference Orbit |
Estimated Launch Price |
Configuration |
Launch Mass |
Delta
7320 |
-- |
6,320 lb
2,867 kg |
4,620 lb
2,096 kg |
US $40 M |
Core
+ 3 GEMS |
349,140 lb
158,340 kg |
| Delta 7425-10 |
2,430 lb
1,102 kg |
-- |
-- |
US $42 M |
Core
+4 GEMS
+ Star-48B |
377,990 lb
171,420 kg |
| Delta 7925-10 |
3,965 lb
1,799 kg |
10,960 lb
4,971 kg |
8,320 lb
3,774 kg |
US $52 M |
Core
+ 9 GEMS
+ Star-48B |
522,190 lb
231,670 kg |
Delta
7920 |
-- |
11,330 lb
5,139 kg |
8,590 lb
3,896 kg |
US $50 M |
Core
+ 9 GEMS |
522,190 lb
231,670 kg |
| Delta 7925H-10L |
4,475 lb
2,030 kg |
-- |
-- |
US $54 M |
Core
+ 9 GEMS
+ Star-48B |
522,190 lb
231,670 kg |
* Delta II performance
from Boeing Payload User's Guide and Delta II Reference Data Sheet.
Vehicle Configuration
| |
Solid Strap-Ons |
Stage 1 |
Stage 2 |
Stage 3
(Optional) |
| Length |
42.5 ft
13.0 m |
85.6 ft
26.1 m |
19.6 ft
6.0 m |
6.7 ft
2.0 m |
| Diameter |
3.3 ft
1.0 m |
8.0 ft
2.4 m |
8.0 ft
2.4 m |
4.1 ft
1.25 m |
| Gross Mass |
28,840 lb
13,080 kg |
224,200 lb
101,900 kg |
15,331 lb
6,953 kg |
4,721 lb
2,141 kg |
Propellant
Propellant Mass |
solid
25,940 lb
11,766 kg |
LOX / RP
211,220 lb
95,800 kg |
N2O4 / A-50
13,236 lb
6,004 kg |
solid
4,430 lb
2,009 kg |
Engine**
Thrust
Isp |
GEM
112,200 lbf
499,100 N
273.8 sec |
RS-27A
200,000 lbf
889,600 N
301.7 sec |
AJ-10-118K
9,815 lbf
43,580 N
319.2 sec |
Star-48B
14,920 lbf
66,367 N
292.2 sec |
| Number of Engines |
3-9 |
1 |
1 |
1 |
| Nominal Burn Time |
63 sec |
265 sec |
440 sec |
55 sec |
** Note: Vacuum engine
performance unless otherwise specified.
|
