Zenit-3SL upper stage
E1315548
UNEXPLORED
The Zenit-3SL upper stage is the final propulsion stage used on the Sea Launch Zenit-3SL rocket to place payloads into their intended orbits.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Zenit-3SL upper stage canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18274189 — 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: Zenit-3SL upper stage Context triple: [Zenit, upperStageOptions, Zenit-3SL upper stage]
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A.
Briz-KM upper stage
The Briz-KM upper stage is a Russian rocket stage developed by the Khrunichev Center, primarily used to place satellites into higher orbits on launch vehicles such as the Rockot.
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B.
Briz-M upper stage
The Briz-M upper stage is a Russian rocket stage used primarily on Proton and Angara launch vehicles to place satellites into high orbits such as geostationary transfer and medium Earth orbit.
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C.
Fregat upper stage
The Fregat upper stage is a Russian space launch vehicle component used to precisely place satellites into various orbits and interplanetary trajectories.
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D.
H-IIA upper stage
The H-IIA upper stage is the second stage of Japan's H-IIA launch vehicle, designed to perform orbital insertion and mission-specific maneuvers for satellites and spacecraft.
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E.
URM-2 upper stage
The URM-2 upper stage is a liquid-fueled second stage module developed for Russia’s Angara launch vehicles to provide orbital insertion and mission flexibility.
- 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: Zenit-3SL upper stage Target entity description: The Zenit-3SL upper stage is the final propulsion stage used on the Sea Launch Zenit-3SL rocket to place payloads into their intended orbits.
-
A.
Briz-KM upper stage
The Briz-KM upper stage is a Russian rocket stage developed by the Khrunichev Center, primarily used to place satellites into higher orbits on launch vehicles such as the Rockot.
-
B.
Briz-M upper stage
The Briz-M upper stage is a Russian rocket stage used primarily on Proton and Angara launch vehicles to place satellites into high orbits such as geostationary transfer and medium Earth orbit.
-
C.
Fregat upper stage
The Fregat upper stage is a Russian space launch vehicle component used to precisely place satellites into various orbits and interplanetary trajectories.
-
D.
H-IIA upper stage
The H-IIA upper stage is the second stage of Japan's H-IIA launch vehicle, designed to perform orbital insertion and mission-specific maneuvers for satellites and spacecraft.
-
E.
URM-2 upper stage
The URM-2 upper stage is a liquid-fueled second stage module developed for Russia’s Angara launch vehicles to provide orbital insertion and mission flexibility.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.