Statements (25)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
galaxy classification scheme
|
| gptkbp:alsoKnownAs |
gptkb:Hubble_tuning_fork
|
| gptkbp:basisFor |
modern galaxy classification
|
| gptkbp:category |
elliptical galaxies
irregular galaxies lenticular galaxies spiral galaxies |
| gptkbp:class |
galaxies
morphological classification |
| gptkbp:diagramShape |
tuning fork
|
| https://www.w3.org/2000/01/rdf-schema#label |
Hubble sequence
|
| gptkbp:influencedBy |
observations of galaxy shapes
|
| gptkbp:introducedIn |
1926
|
| gptkbp:proposedBy |
gptkb:Edwin_Hubble
|
| gptkbp:relatedTo |
gptkb:Yerkes_(Morgan)_classification
gptkb:de_Vaucouleurs_system galaxy morphology |
| gptkbp:subclassOf |
E0 to E7 (elliptical subclasses)
Irr (irregular) S0 (lenticular) SBa, SBb, SBc (barred spiral subclasses) Sa, Sb, Sc (spiral subclasses) |
| gptkbp:usedIn |
gptkb:astronomy
|
| gptkbp:bfsParent |
gptkb:Edwin_Hubble
|
| gptkbp:bfsLayer |
4
|