Pratt & Whitney's solid fuel motor ORBUS
 

Designation

Use for Times Length Diam. Mass Propellant Thrust vac Thrust vac Isp vac Burn time Combustion Total Imp.
m m tons tons kN (max) kN (ave) N*s/kg s t/s (ave) kN*s (vac)

ORBUS-1

 Polaris-STARS

?   0.69   0.415 ~44.5 30.4 2876 39 0.0106 1.19

ORBUS-1A

BV-Plus

? 1.26 0.476 0.423 ~44.5 30.4 2876 40 0.0106 1.22

LEO-1

Super Strypi (3rd)

1 1.40 0.711 0.643 50.0 35.8 2869 51.5 0.0174 1.85

ORBUS-6

 - - 1.98 1.60 2.956 2.727 105.9 76.4 2835 101 0.0270 7.73

ORBUS-7S

Shuttle, Titan-III CT

5 + 1 2.27 1.32 3.547 3.330 191.3 153.5 2764 60 0.0555 9.21

LEO-7

Super Strypi (2nd)

1 2.70 3.587 3.233 195.1 161.2 2864 57.4 0.0563 9.26

ORBUS 6E

I.U.S

Shuttle
Titan-34D, Titan -IV

15 + 10 3.20 1.60 3.018 2.735 113.9 79.2 2976 103 0.0266 8.14

ORBUS-21

3.15 2.34 10.398 9.759 267.8 183.7 2898 154 0.0643 28.28

ORBUS-21

Shuttle (STS-49)

1 3.15 2.34 10.398 9.759 267.8 183.7 2898 154 0.0643 28.28

ORBUS-21D

Athena-I, Athena-II

4 + 3 3.17 2.34 10.619 9.839 ~266.9 181.5 2878 156 0.0631 28.32

ORBUS-21H

T.O.S.

STS-51, Titan-III CT

1 + 1       9.779 262.4 193.3  2883 146 0.0670 28.19

ORBUS-21S

Titan-III CT

3 3.15   10.298 9.550 264.5 199.5 2883 138 0.0692 27.53

 




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ORBUS-1

ORBUS-1A LEO-1  ORBUS-6 ORBUS-6E ORBUS-7S LEO-7  ORBUS-21  ORBUS-21D  ORBUS-21H ORBUS-21S