Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:astronomical_concept
|
| gptkbp:dependsOn |
distances between observer, lens, and source
mass of lens |
| gptkbp:describes |
angular radius of ring-like image
|
| gptkbp:form |
θ_E = sqrt((4GM/c^2) * (D_ls/(D_l D_s)))
|
| gptkbp:hasUnit |
arcseconds
|
| gptkbp:namedAfter |
gptkb:Albert_Einstein
|
| gptkbp:relatedTo |
gravitational lensing
|
| gptkbp:usedIn |
gptkb:cosmology
astrophysics microlensing |
| gptkbp:bfsParent |
gptkb:Einstein
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Einstein radius
|