STS-51-J
E496680
STS-51-J was a classified 1985 U.S. Space Shuttle mission for the Department of Defense that marked the maiden flight of Space Shuttle Atlantis.
All labels observed (1)
| Label | Occurrences |
|---|---|
| STS-51-J canonical | 8 |
How this entity was disambiguated
This entity first appeared as the object of triple T5050229 — 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: STS-51-J Context triple: [Space Shuttle Atlantis, firstFlight, STS-51-J]
-
A.
STS-51-L
STS-51-L was the ill-fated 1986 Space Shuttle Challenger mission that ended in disaster shortly after launch, resulting in the loss of all seven crew members.
-
B.
STS-51-G
STS-51-G was a 1985 NASA Space Shuttle Discovery mission that deployed multiple communications satellites and conducted scientific experiments in low Earth orbit.
-
C.
STS-51-C
STS-51-C was a 1985 classified U.S. Department of Defense Space Shuttle Discovery mission notable for being the first spaceflight of astronaut Ellison Onizuka.
-
D.
STS-51-B
STS-51-B was a 1985 NASA Space Shuttle Challenger mission focused on Spacelab scientific research in microgravity.
-
E.
STS-51-I
STS-51-I was a 1985 NASA Space Shuttle Discovery mission focused on deploying and repairing communications satellites in Earth orbit.
- 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: STS-51-J Target entity description: STS-51-J was a classified 1985 U.S. Space Shuttle mission for the Department of Defense that marked the maiden flight of Space Shuttle Atlantis.
-
A.
STS-51-L
STS-51-L was the ill-fated 1986 Space Shuttle Challenger mission that ended in disaster shortly after launch, resulting in the loss of all seven crew members.
-
B.
STS-51-G
STS-51-G was a 1985 NASA Space Shuttle Discovery mission that deployed multiple communications satellites and conducted scientific experiments in low Earth orbit.
-
C.
STS-51-C
STS-51-C was a 1985 classified U.S. Department of Defense Space Shuttle Discovery mission notable for being the first spaceflight of astronaut Ellison Onizuka.
-
D.
STS-51-B
STS-51-B was a 1985 NASA Space Shuttle Challenger mission focused on Spacelab scientific research in microgravity.
-
E.
STS-51-I
STS-51-I was a 1985 NASA Space Shuttle Discovery mission focused on deploying and repairing communications satellites in Earth orbit.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Space Shuttle mission
ⓘ
classified military spaceflight ⓘ |
| associatedMilitaryBranch | United States Air Force NERFINISHED ⓘ |
| commander | Karol J. Bobko NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| crewMember |
David C. Hilmers
NERFINISHED
ⓘ
Karol J. Bobko NERFINISHED ⓘ Robert L. Stewart NERFINISHED ⓘ Ronald J. Grabe NERFINISHED ⓘ William A. Pailes NERFINISHED ⓘ |
| crewSize | 5 ⓘ |
| firstFlightOfOrbiter | Atlantis NERFINISHED ⓘ |
| followedBy | STS-61-A NERFINISHED ⓘ |
| landingDate | 1985-10-07 ⓘ |
| landingRunway | Runway 23 ⓘ |
| landingSite | Edwards Air Force Base NERFINISHED ⓘ |
| launchDate | 1985-10-03 ⓘ |
| launchSite |
Kennedy Space Center Launch Complex 39A
ⓘ
LC-39A NERFINISHED ⓘ |
| launchVehicle | Space Shuttle Atlantis NERFINISHED ⓘ |
| maidenFlightOf | Space Shuttle Atlantis NERFINISHED ⓘ |
| missionDuration |
4 days
ⓘ
about 97 hours ⓘ |
| missionNumberInProgram | 21st Space Shuttle mission ⓘ |
| missionSpecialist |
David C. Hilmers
NERFINISHED
ⓘ
Robert L. Stewart NERFINISHED ⓘ |
| missionType |
Department of Defense mission
ⓘ
classified payload deployment ⓘ |
| NASADesignation | STS-51-J NERFINISHED ⓘ |
| notableFor | maiden flight of Space Shuttle Atlantis ⓘ |
| operator |
NASA
ⓘ
United States Department of Defense NERFINISHED ⓘ |
| orbiter | Atlantis NERFINISHED ⓘ |
| orbitInclination | 28.5 degrees ⓘ |
| orbitRegime | Low Earth orbit ⓘ |
| payload | classified Department of Defense payloads ⓘ |
| payloadSpecialist | William A. Pailes NERFINISHED ⓘ |
| pilot | Ronald J. Grabe NERFINISHED ⓘ |
| precededBy | STS-51-I NERFINISHED ⓘ |
| program |
NASA Space Shuttle program
ⓘ
surface form:
Space Shuttle program
|
| spacecraft | Space Shuttle Atlantis NERFINISHED ⓘ |
| spacecraftBus | Space Shuttle orbiter NERFINISHED ⓘ |
| spaceShuttleProgram | Space Shuttle program NERFINISHED ⓘ |
| status | completed mission ⓘ |
| yearOfMission | 1985 ⓘ |
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: STS-51-J Description of subject: STS-51-J was a classified 1985 U.S. Space Shuttle mission for the Department of Defense that marked the maiden flight of Space Shuttle Atlantis.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
STS-51-I