19 Orionis
E1558831
UNEXPLORED
19 Orionis is a star in the constellation Orion, known by the Bayer designation Beta Orionis and commonly referred to as Rigel, one of the brightest stars in the night sky.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 19 Orionis canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T22865451 — 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: 19 Orionis Context triple: [Beta Orionis, FlamsteedDesignation, 19 Orionis]
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A.
Beta Orionis
Beta Orionis, better known as Rigel, is a luminous blue supergiant star that serves as one of the brightest stars in the constellation Orion and in the night sky.
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B.
Gamma Orionis
Gamma Orionis, better known as Bellatrix, is a bright blue giant star in the constellation Orion that serves as one of its prominent shoulder stars.
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C.
Delta Orionis
Delta Orionis, traditionally known as Mintaka, is a multiple star system that forms the westernmost star in Orion’s Belt and serves as an important navigational and astrophysical reference point.
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D.
Zeta Orionis
Zeta Orionis, traditionally known as Alnitak, is a massive, hot blue multiple star system forming the easternmost star of Orion’s Belt.
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E.
ε Orionis
ε Orionis is a bright blue supergiant star in the constellation Orion, prominently located in Orion's Belt and visible to the naked eye.
- 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: 19 Orionis Target entity description: 19 Orionis is a star in the constellation Orion, known by the Bayer designation Beta Orionis and commonly referred to as Rigel, one of the brightest stars in the night sky.
-
A.
Beta Orionis
Beta Orionis, better known as Rigel, is a luminous blue supergiant star that serves as one of the brightest stars in the constellation Orion and in the night sky.
-
B.
Gamma Orionis
Gamma Orionis, better known as Bellatrix, is a bright blue giant star in the constellation Orion that serves as one of its prominent shoulder stars.
-
C.
Delta Orionis
Delta Orionis, traditionally known as Mintaka, is a multiple star system that forms the westernmost star in Orion’s Belt and serves as an important navigational and astrophysical reference point.
-
D.
Zeta Orionis
Zeta Orionis, traditionally known as Alnitak, is a massive, hot blue multiple star system forming the easternmost star of Orion’s Belt.
-
E.
ε Orionis
ε Orionis is a bright blue supergiant star in the constellation Orion, prominently located in Orion's Belt and visible to the naked eye.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.