LDPE-3A
E226762
Long Duration Propulsive EELV Secondary Payload Adapter mission
U.S. Space Force mission
military satellite mission
rideshare payload adapter mission
LDPE-3A is a U.S. Space Force Long Duration Propulsive EELV Secondary Payload Adapter mission hosting multiple experimental military payloads in geosynchronous orbit.
All labels observed (1)
| Label | Occurrences |
|---|---|
| LDPE-3A canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2013818 — 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: LDPE-3A Context triple: [USSF-67, secondaryPayload, LDPE-3A]
-
A.
PLA
The PLA is the unified military organization of the People's Republic of China, encompassing its ground, naval, air, rocket, and strategic support forces.
-
B.
DuPont Tedlar
DuPont Tedlar is a durable polyvinyl fluoride (PVF) film widely used for protective and decorative surface applications in industries such as construction, photovoltaics, and transportation.
-
C.
TPE
TPE is the three-letter IOC and international sporting code used to represent Chinese Taipei (Taiwan) in global competitions and events.
-
D.
Acryllium
Acryllium is a genus of guineafowl known for its strikingly patterned plumage and native range in sub-Saharan Africa.
-
E.
Plasmolen
Plasmolen is a small village in the Dutch province of Limburg, known for its scenic forests, hills, and recreational areas near the Maas River.
- 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: LDPE-3A Target entity description: LDPE-3A is a U.S. Space Force Long Duration Propulsive EELV Secondary Payload Adapter mission hosting multiple experimental military payloads in geosynchronous orbit.
-
A.
PLA
The PLA is the unified military organization of the People's Republic of China, encompassing its ground, naval, air, rocket, and strategic support forces.
-
B.
DuPont Tedlar
DuPont Tedlar is a durable polyvinyl fluoride (PVF) film widely used for protective and decorative surface applications in industries such as construction, photovoltaics, and transportation.
-
C.
TPE
TPE is the three-letter IOC and international sporting code used to represent Chinese Taipei (Taiwan) in global competitions and events.
-
D.
Acryllium
Acryllium is a genus of guineafowl known for its strikingly patterned plumage and native range in sub-Saharan Africa.
-
E.
Plasmolen
Plasmolen is a small village in the Dutch province of Limburg, known for its scenic forests, hills, and recreational areas near the Maas River.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
Long Duration Propulsive EELV Secondary Payload Adapter mission
ⓘ
U.S. Space Force mission ⓘ military satellite mission ⓘ rideshare payload adapter mission ⓘ |
| acronymMeaning |
Long Duration Propulsive EELV Secondary Payload Adapter
ⓘ
surface form:
Long Duration Propulsive EELV Secondary Payload Adapter – 3A
|
| affiliation |
Department of Defense
ⓘ
surface form:
U.S. Department of Defense
U.S. Space Command ⓘ
surface form:
United States Space Command
|
| countryOfOperator |
United States of America
ⓘ
surface form:
United States
|
| domain |
military space operations
ⓘ
space domain awareness ⓘ |
| hostedPayloadType |
U.S. Space Force technology experiments
ⓘ
experimental military payloads ⓘ |
| launchVehicleFamily |
Evolved Expendable Launch Vehicle program
ⓘ
surface form:
Evolved Expendable Launch Vehicle
|
| launchVehicleFamilyAbbreviation | EELV ⓘ |
| missionEnvironment | geosynchronous belt ⓘ |
| missionType |
experimental military mission
ⓘ
rideshare payload host ⓘ technology demonstration ⓘ |
| operator |
United States Space Force
ⓘ
surface form:
U.S. Space Force
United States Space Force ⓘ |
| orbitRegime | Earth orbit ⓘ |
| orbitType | geosynchronous orbit ⓘ |
| payloadRole |
host spacecraft for multiple experiments
ⓘ
secondary payload adapter ⓘ |
| primaryPurpose |
to host multiple experimental military payloads
ⓘ
to provide long‑duration propulsive capability for secondary payloads ⓘ |
| propulsionCapability | long‑duration on‑orbit propulsion ⓘ |
| relatedProgram |
Long Duration Propulsive EELV Secondary Payload Adapter
ⓘ
surface form:
EELV Secondary Payload Adapter program
|
| securityClassification | military space program ⓘ |
| spaceSegment | geosynchronous satellite segment ⓘ |
| userCommunity |
U.S. Space Force research and development organizations
ⓘ
U.S. military space operators ⓘ |
| usesPlatform | Long Duration Propulsive EELV Secondary Payload Adapter ⓘ |
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: LDPE-3A Description of subject: LDPE-3A is a U.S. Space Force Long Duration Propulsive EELV Secondary Payload Adapter mission hosting multiple experimental military payloads in geosynchronous orbit.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.