J2000
E1390401
UNEXPLORED
J2000 is the standard astronomical reference frame that defines celestial coordinates as they were at 12:00 TT on January 1, 2000, and is widely used for specifying star and object positions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| J2000 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T19686552 — 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: J2000 Context triple: [Jabbah, hasEquatorialCoordinateSystem, J2000]
-
A.
J200
J200 is the internal chassis code designating the third-generation Lexus LX full-size luxury SUV.
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B.
J200
J200 is the market data vendor code used to identify the FTSE/JSE Top 40 Index in financial data systems.
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C.
GJ-20
GJ-20 is the motor vehicle registration code assigned to the Dahod district in the Indian state of Gujarat.
-
D.
Juno II
Juno II was an early American expendable launch vehicle derived from the Jupiter missile, used by NASA in the late 1950s to launch Pioneer and other scientific satellites.
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E.
J80
J80 is the internal chassis code used by Toyota for the 80-series Land Cruiser platform that underpins the first-generation Lexus LX luxury SUV.
- 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: J2000 Target entity description: J2000 is the standard astronomical reference frame that defines celestial coordinates as they were at 12:00 TT on January 1, 2000, and is widely used for specifying star and object positions.
-
A.
J200
J200 is the internal chassis code designating the third-generation Lexus LX full-size luxury SUV.
-
B.
J200
J200 is the market data vendor code used to identify the FTSE/JSE Top 40 Index in financial data systems.
-
C.
GJ-20
GJ-20 is the motor vehicle registration code assigned to the Dahod district in the Indian state of Gujarat.
-
D.
Juno II
Juno II was an early American expendable launch vehicle derived from the Jupiter missile, used by NASA in the late 1950s to launch Pioneer and other scientific satellites.
-
E.
J80
J80 is the internal chassis code used by Toyota for the 80-series Land Cruiser platform that underpins the first-generation Lexus LX luxury SUV.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.