Propulsion Athena
LLV-1
Stage
|
Engines
|
Thrust s.l.
|
Isp s.l.
|
Thrust vac
|
Isp vac
|
Propellant
|
Burn time
|
Flow rate
|
Total Imp.
|
kN (av) |
N*s/kg |
kN (av) |
N*s/kg |
tons |
s |
t/s |
MN*s |
1 |
TU-903
|
max |
2,128.5 |
2442 |
max |
2,204.0 |
2725 |
45.690 |
56.5 |
max |
0.8716 |
124.52 |
ave |
1,974.8 |
ave |
2,375.4 |
ave |
0.8087 |
2 |
ORBUS-21D
|
|
|
181.5 |
2878 |
9.837 |
156 |
0.0631 |
28.3 |
3 |
O.A.M
|
|
|
0.89 |
2206 |
0.354 |
890 |
0.0004 |
0.78 |
Athena I (LMLV-1)
Stage
|
Engines
|
Thrust s.l.
|
Isp s.l.
|
Thrust vac
|
Isp vac
|
Propellant
|
Burn time
|
Flow rate
|
Total Imp.
|
kN (av) |
N*s/kg |
kN (av) |
N*s/kg |
tons |
s |
t/s |
MN*s |
1 |
Castor 120
|
max |
1,694.0 |
2481 |
max |
1,868.0 |
2736 |
49.006 |
79.5 |
max |
0.6828 |
134.07 |
ave |
1,528.9 |
ave |
1,685.9 |
ave |
0.6162 |
2 |
ORBUS-21D
|
|
|
181.5 |
2878 |
9.837 |
156 |
0.0631 |
28.3 |
3 |
O.A.M
|
|
|
0.89 |
2206 |
0.354 |
890 |
0.0004 |
0.78 |
(4) |
Orion 38
|
|
|
32.2 |
2834 |
0.771 |
67.7 |
0.0114 |
2.18 |
Athena II
Stage
|
Engines
|
Thrust s.l.
|
Isp s.l.
|
Thrust vac
|
Isp vac
|
Propellant
|
Burn time
|
Flow rate
|
Total Imp.
|
kN (av) |
N*s/kg |
kN (av) |
N*s/kg |
tons |
s |
t/s |
MN*s |
1 |
Castor 120
|
1,528.9 |
2481 |
1,685.9 |
2736 |
49.006 |
79.5 |
0.6162 |
134.07 |
2 |
Castor 120
|
|
|
1,685.9 |
2736 |
49.006 |
79.5 |
0.6162 |
134.07 |
3 |
ORBUS-21D
|
|
|
194.5 |
2883 |
9.759 |
145 |
0.0675 |
28.14 |
4 |
O.A.M.
|
|
|
0.89 |
2206 |
0.354 |
890 |
0.0004 |
0.78 |
(5) |
Orion 38
|
|
|
32.2 |
2834 |
0.771 |
67.7 |
0.0114 |
2.18 |
Athena Ic/IIc/IIcS
Stage
|
Engines
|
Thrust s.l.
|
Isp s.l.
|
Thrust vac
|
Isp vac
|
Propellant
|
Burn time
|
Flow rate
|
Total Imp.
|
kN (av) |
N*s/kg |
kN (av) |
N*s/kg |
tons |
s |
t/s |
MN*s |
Booster (1) |
Orion 50SXLG
|
max |
574.7 |
2388 |
max |
645.0 |
2680 |
15.024 |
68.4 |
max |
0.2407 |
40.27 |
ave |
524.0 |
ave |
588.0 |
ave |
0.2194 |
1 |
Castor 120*
|
1,528.9 |
2481 |
1,685.9 |
2736 |
49.006 |
79.5 |
0.6162 |
134.07 |
2 |
Castor 120*
|
|
|
1,685.9 |
2736 |
49.006 |
79.5 |
0.6162 |
134.07 |
3 |
Castor 30B
|
|
|
258.3 |
2892 |
12.834 |
144 |
0.0896 |
37.13 |
4 |
O.A.M.
|
|
|
0.89 |
2206 |
0.354 |
890 |
0.0004 |
0.78 |
*Option Castor-120XL
|