H-alpha
E1325153
UNEXPLORED
H-alpha is a specific deep-red spectral emission line of hydrogen widely used in astronomy to study ionized gas regions, star formation, and solar activity.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Fraunhofer H line | 1 |
| H-alpha canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18457952 — 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: H-alpha Context triple: [Sharpless 2-275, emitsStronglyIn, H-alpha]
-
A.
Schisgal
Schisgal is the surname of Murray Schisgal, an American playwright and screenwriter best known for co-writing the film "Tootsie."
-
B.
Saha
Saha is a surname most notably associated with Indian astrophysicist Meghnad Saha, known for the Saha ionization equation in stellar astrophysics.
-
C.
Saha
Saha is a small town in the Ambala district of the northern Indian state of Haryana, known primarily as a local commercial and transport hub for surrounding rural areas.
-
D.
Hertzsprung
Hertzsprung is a surname most notably associated with Danish astronomer Ejnar Hertzsprung, co-creator of the Hertzsprung–Russell diagram fundamental to stellar astrophysics.
-
E.
Alpha Eridani
Alpha Eridani, traditionally known as Achernar, is a bright, rapidly rotating blue-white star marking the southern end of the constellation Eridanus.
- 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: H-alpha Target entity description: H-alpha is a specific deep-red spectral emission line of hydrogen widely used in astronomy to study ionized gas regions, star formation, and solar activity.
-
A.
Schisgal
Schisgal is the surname of Murray Schisgal, an American playwright and screenwriter best known for co-writing the film "Tootsie."
-
B.
Saha
Saha is a surname most notably associated with Indian astrophysicist Meghnad Saha, known for the Saha ionization equation in stellar astrophysics.
-
C.
Saha
Saha is a small town in the Ambala district of the northern Indian state of Haryana, known primarily as a local commercial and transport hub for surrounding rural areas.
-
D.
Hertzsprung
Hertzsprung is a surname most notably associated with Danish astronomer Ejnar Hertzsprung, co-creator of the Hertzsprung–Russell diagram fundamental to stellar astrophysics.
-
E.
Alpha Eridani
Alpha Eridani, traditionally known as Achernar, is a bright, rapidly rotating blue-white star marking the southern end of the constellation Eridanus.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: H-alpha