Titan 34D
E574593
Titan 34D was an American expendable launch vehicle developed from earlier Titan rockets and used primarily in the 1980s to launch military and reconnaissance payloads into orbit.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Titan 34D canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T6140332 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Titan 34D Context triple: [Titan IIIC, successor, Titan 34D]
-
A.
Titan IIIE
Titan IIIE was a U.S. expendable launch vehicle variant of the Titan III family, equipped with a Centaur upper stage and used in the 1970s to send deep-space probes such as Voyager 1 on interplanetary trajectories.
-
B.
Titan III
Titan III was a family of American expendable launch vehicles developed during the Cold War era to support heavy military and civilian payloads into Earth orbit and beyond.
-
C.
Titan IIIC
Titan IIIC was a U.S. Air Force heavy-lift expendable launch vehicle used primarily in the 1960s and 1970s to place military and experimental payloads into orbit.
-
D.
Titan IIIA
Titan IIIA was an early American expendable launch vehicle developed in the 1960s as part of the Titan rocket family, primarily used for testing upper stages and technologies for later Titan III variants.
-
E.
Zenit rocket
The Zenit rocket is a family of Ukrainian-designed, medium-lift launch vehicles originally developed in the Soviet era and used for both government and commercial satellite launches.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Titan 34D Target entity description: Titan 34D was an American expendable launch vehicle developed from earlier Titan rockets and used primarily in the 1980s to launch military and reconnaissance payloads into orbit.
-
A.
Titan IIIE
Titan IIIE was a U.S. expendable launch vehicle variant of the Titan III family, equipped with a Centaur upper stage and used in the 1970s to send deep-space probes such as Voyager 1 on interplanetary trajectories.
-
B.
Titan III
Titan III was a family of American expendable launch vehicles developed during the Cold War era to support heavy military and civilian payloads into Earth orbit and beyond.
-
C.
Titan IIIC
Titan IIIC was a U.S. Air Force heavy-lift expendable launch vehicle used primarily in the 1960s and 1970s to place military and experimental payloads into orbit.
-
D.
Titan IIIA
Titan IIIA was an early American expendable launch vehicle developed in the 1960s as part of the Titan rocket family, primarily used for testing upper stages and technologies for later Titan III variants.
-
E.
Zenit rocket
The Zenit rocket is a family of Ukrainian-designed, medium-lift launch vehicles originally developed in the Soviet era and used for both government and commercial satellite launches.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
expendable launch vehicle
ⓘ
orbital launch vehicle ⓘ |
| boosterType | solid rocket booster ⓘ |
| configuration | two-stage core with solid rocket boosters ⓘ |
| coreStageOxidizer | nitrogen tetroxide ⓘ |
| coreStagePropellant | Aerozine 50 NERFINISHED ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designGoal | increased payload capacity over earlier Titan III variants ⓘ |
| developedFrom |
Titan III
NERFINISHED
ⓘ
Titan IIIC NERFINISHED ⓘ |
| era | Cold War ⓘ |
| family | Titan rocket family NERFINISHED ⓘ |
| firstStageEngineType | Aerojet LR87 NERFINISHED ⓘ |
| hasVariant |
Titan 34D7
NERFINISHED
ⓘ
Titan 34D9 NERFINISHED ⓘ |
| launchesFrom |
Cape Canaveral Air Force Station
NERFINISHED
ⓘ
Vandenberg Air Force Base NERFINISHED ⓘ |
| launchPeriodEnd | 1989 ⓘ |
| launchPeriodStart | 1982 ⓘ |
| launchRecordFailures | 4 ⓘ |
| launchRecordSuccesses | 11 ⓘ |
| launchRecordTotal | 15 ⓘ |
| launchSitesPrimaryUser | United States Air Force NERFINISHED ⓘ |
| launchVehicleFamilyRole | intermediate step between Titan III and Titan IV ⓘ |
| manufacturer | Martin Marietta NERFINISHED ⓘ |
| numberOfStages | 2 ⓘ |
| operator | United States Air Force ⓘ |
| primaryMissionProfile |
geosynchronous transfer orbit launches from Cape Canaveral
ⓘ
polar orbit launches from Vandenberg ⓘ |
| program | U.S. National Reconnaissance Office missions ⓘ |
| propellantType | hypergolic ⓘ |
| retirementReason | replacement by Titan IV ⓘ |
| secondStageEngineType | Aerojet LR91 NERFINISHED ⓘ |
| status | retired ⓘ |
| successor | Titan IV NERFINISHED ⓘ |
| usedBy |
National Reconnaissance Office
NERFINISHED
ⓘ
United States Department of Defense NERFINISHED ⓘ |
| usedFor |
defense payload launches
ⓘ
military satellite launches ⓘ reconnaissance satellite launches ⓘ |
| usedToLaunch |
Defense Support Program satellites
NERFINISHED
ⓘ
KH-11 Kennen reconnaissance satellites NERFINISHED ⓘ KH-9 Hexagon reconnaissance satellites NERFINISHED ⓘ Naval Ocean Surveillance System satellites NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Titan 34D Description of subject: Titan 34D was an American expendable launch vehicle developed from earlier Titan rockets and used primarily in the 1980s to launch military and reconnaissance payloads into orbit.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Defense Support Program