Long March 2C
E702021
Long March 2C is a Chinese two-stage orbital launch vehicle used primarily to place satellites into low Earth orbit.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Long March 2C canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7871170 — 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: Long March 2C Context triple: [Taiyuan Satellite Launch Center, hasLaunchPadFor, Long March 2C]
-
A.
Long March 2F
Long March 2F is a Chinese human-rated orbital launch vehicle primarily used to send crewed Shenzhou spacecraft into space as part of China’s human spaceflight program.
-
B.
Long March 5
Long March 5 is a heavy-lift Chinese orbital launch vehicle developed by the China National Space Administration for deploying large payloads to Earth orbit and deep-space missions.
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C.
Long March 5B
Long March 5B is a heavy-lift Chinese orbital launch vehicle primarily used to carry large modules and payloads for the country’s space station program.
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D.
Long March 8 (some missions)
Long March 8 is a Chinese medium-lift orbital launch vehicle developed by the China Academy of Launch Vehicle Technology to provide cost-effective, partially reusable access to space for a variety of satellite missions.
-
E.
Tianzhou cargo spacecraft
The Tianzhou cargo spacecraft is a Chinese automated freighter designed to deliver supplies, equipment, and fuel to support long-term operations of China’s Tiangong space station.
- 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: Long March 2C Target entity description: Long March 2C is a Chinese two-stage orbital launch vehicle used primarily to place satellites into low Earth orbit.
-
A.
Long March 2F
Long March 2F is a Chinese human-rated orbital launch vehicle primarily used to send crewed Shenzhou spacecraft into space as part of China’s human spaceflight program.
-
B.
Long March 5
Long March 5 is a heavy-lift Chinese orbital launch vehicle developed by the China National Space Administration for deploying large payloads to Earth orbit and deep-space missions.
-
C.
Long March 5B
Long March 5B is a heavy-lift Chinese orbital launch vehicle primarily used to carry large modules and payloads for the country’s space station program.
-
D.
Long March 8 (some missions)
Long March 8 is a Chinese medium-lift orbital launch vehicle developed by the China Academy of Launch Vehicle Technology to provide cost-effective, partially reusable access to space for a variety of satellite missions.
-
E.
Tianzhou cargo spacecraft
The Tianzhou cargo spacecraft is a Chinese automated freighter designed to deliver supplies, equipment, and fuel to support long-term operations of China’s Tiangong space station.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | orbital launch vehicle ⓘ |
| countryOfOrigin | China ⓘ |
| derivedFrom | Long March 2 NERFINISHED ⓘ |
| developedBy | China Academy of Launch Vehicle Technology NERFINISHED ⓘ |
| familyDesignation | CZ-2C NERFINISHED ⓘ |
| familyRole | light-lift member of Long March family ⓘ |
| firstFlightDate | 1982-09-09 ⓘ |
| firstStagePropellants |
dinitrogen tetroxide
ⓘ
unsymmetrical dimethylhydrazine ⓘ |
| guidanceSystem | inertial guidance ⓘ |
| hasVariant |
Long March 2C with restartable upper stage
NERFINISHED
ⓘ
Long March 2C/SD NERFINISHED ⓘ |
| intendedOrbitTypes |
low Earth orbit
ⓘ
sun-synchronous orbit ⓘ |
| launchAzimuthRange | various azimuths for polar and sun-synchronous orbits ⓘ |
| launchCapability | small payloads ⓘ |
| launchEnvironment | ground-launched ⓘ |
| launchHistory | multiple successful launches since the 1980s ⓘ |
| launchRecord | high success rate compared to total launches ⓘ |
| launchSitesUsed |
Jiuquan Satellite Launch Center
NERFINISHED
ⓘ
Taiyuan Satellite Launch Center NERFINISHED ⓘ Xichang Satellite Launch Center NERFINISHED ⓘ |
| launchVehicleType | expendable launch system ⓘ |
| manufacturer | China Academy of Launch Vehicle Technology NERFINISHED ⓘ |
| market |
commercial satellite launches
ⓘ
domestic Chinese launches ⓘ |
| natoReportingName | LM-2C NERFINISHED ⓘ |
| operator |
China National Space Administration
NERFINISHED
ⓘ
People's Liberation Army Strategic Support Force NERFINISHED ⓘ |
| partOfFamily | Long March rocket family NERFINISHED ⓘ |
| primaryUse | launching satellites to low Earth orbit ⓘ |
| program | Long March program NERFINISHED ⓘ |
| propellantType | hypergolic propellants ⓘ |
| reusability | non-reusable ⓘ |
| rocketConfiguration | two-stage ⓘ |
| secondStagePropellants |
dinitrogen tetroxide
ⓘ
unsymmetrical dimethylhydrazine ⓘ |
| stages | 2 ⓘ |
| status | operational ⓘ |
| technologyBase | liquid-fueled rocket technology ⓘ |
| usedBy | Chinese space program NERFINISHED ⓘ |
| usedFor |
international customer payloads
ⓘ
remote sensing satellites ⓘ scientific satellites ⓘ technology demonstration satellites ⓘ |
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: Long March 2C Description of subject: Long March 2C is a Chinese two-stage orbital launch vehicle used primarily to place satellites into low Earth orbit.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.