Statements (27)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
piston engine
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:diameter |
1.6 meters (GEM-63XL)
|
| gptkbp:family |
gptkb:Graphite-Epoxy_Motor
|
| gptkbp:firstFlight |
1990
|
| https://www.w3.org/2000/01/rdf-schema#label |
GEM solid rocket boosters
|
| gptkbp:ignition |
ground-lit
|
| gptkbp:length |
13.1 meters (GEM-63XL)
|
| gptkbp:manufacturer |
gptkb:Northrop_Grumman
|
| gptkbp:material |
graphite-epoxy composite
|
| gptkbp:predecessor |
gptkb:Castor_solid_rocket_booster
|
| gptkbp:propulsion |
gptkb:HTPB
|
| gptkbp:separates |
jettisoned after burnout
|
| gptkbp:status |
active
|
| gptkbp:thrust |
4630 kN (GEM-63XL)
|
| gptkbp:usedFor |
space launch vehicles
|
| gptkbp:usedOn |
gptkb:Delta_IV
gptkb:Delta_III gptkb:Delta_II gptkb:Vulcan_Centaur |
| gptkbp:variant |
gptkb:GEM-46
gptkb:GEM-40 gptkb:GEM-60 gptkb:GEM-63 gptkb:GEM-63XL |
| gptkbp:bfsParent |
gptkb:ATK_Launch_Systems
|
| gptkbp:bfsLayer |
6
|