Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
piston engine
|
| gptkbp:combustionChambers |
1
|
| gptkbp:constructionStartYear |
2007
|
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:derivedFrom |
gptkb:J-2_rocket_engine
|
| gptkbp:developmentEnd |
2013
|
| gptkbp:diameter |
2.4 m
|
| gptkbp:engineCycle |
gas-generator cycle
|
| gptkbp:firstTestFired |
2011
|
| gptkbp:fuelType |
liquid hydrogen
|
| gptkbp:gimbalRange |
8 degrees
|
| https://www.w3.org/2000/01/rdf-schema#label |
J-2X rocket engine
|
| gptkbp:intendedUse |
gptkb:Space_Launch_System
gptkb:Ares_I gptkb:Ares_V |
| gptkbp:length |
4.3 m
|
| gptkbp:manufacturer |
gptkb:Aerojet_Rocketdyne
|
| gptkbp:oxidizer |
liquid oxygen
|
| gptkbp:propulsion |
gptkb:water
|
| gptkbp:specificImpulseVacuum |
448 seconds
292 seconds |
| gptkbp:status |
development cancelled
|
| gptkbp:testLocation |
gptkb:Stennis_Space_Center
|
| gptkbp:thrustSeaLevel |
1,115 kN
|
| gptkbp:thrustVacuum |
1,307 kN
|
| gptkbp:usedFor |
upper stage
|
| gptkbp:usedIn |
not flown
test stands |
| gptkbp:weight |
2,470 kg
|
| gptkbp:bfsParent |
gptkb:Pratt_&_Whitney_Rocketdyne
|
| gptkbp:bfsLayer |
6
|