Statements (19)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:empirical_relation
|
| gptkbp:appliesTo |
spiral galaxies
|
| gptkbp:category |
extragalactic astronomy
galaxy dynamics |
| gptkbp:describes |
relationship between luminosity and rotational velocity of spiral galaxies
|
| gptkbp:field |
gptkb:astronomy
astrophysics |
| gptkbp:form |
L ∝ v^α (where L is luminosity, v is rotational velocity, α is a constant)
|
| gptkbp:namedAfter |
gptkb:R._Brent_Tully
gptkb:J._Richard_Fisher |
| gptkbp:proposedBy |
gptkb:R._Brent_Tully
gptkb:J._Richard_Fisher |
| gptkbp:relatedTo |
gptkb:Faber–Jackson_relation
galaxy scaling relations |
| gptkbp:usedFor |
measuring distances to galaxies
|
| gptkbp:yearProposed |
1977
|
| gptkbp:bfsParent |
gptkb:cosmic_distance_ladder
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Tully-Fisher relation
|