Baade’s star
E94255
Baade’s star is a luminous, variable star in the Andromeda Galaxy notable for its role in Walter Baade’s work refining the cosmic distance scale.
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
luminous star
→
star → variable star → |
| astronomicalSignificance |
contributed to revision of the Hubble constant
→
helped distinguish stellar populations in galaxies → |
| catalogStatus |
not widely used as a standard catalog designation in modern databases
→
|
| coordinateFrame |
equatorial coordinate system (right ascension and declination)
→
|
| discoveredBy |
Walter Baade
→
|
| distanceScaleRole |
served as a key reference object in Baade’s distance-scale work
→
|
| epochOfKeyObservations |
mid-20th century
→
|
| fieldOfStudy |
cosmology
→
extragalactic astronomy → stellar astrophysics → |
| galaxyTypeOfHost |
spiral galaxy
→
|
| hostGalaxy |
M31
→
|
| locatedIn |
Andromeda Galaxy
→
|
| namedAfter |
Walter Baade
→
|
| observedIn |
optical wavelengths
→
|
| partOf |
stellar population of the Andromeda Galaxy
→
|
| researchContext |
study of Cepheids and other variables in Andromeda
→
|
| roleInHistoryOfAstronomy |
illustrated existence of distinct stellar populations in galaxies
→
landmark object in establishing modern extragalactic distance scale → |
| usedFor |
calibration of extragalactic distances
→
refinement of the cosmic distance scale → |
| variabilityType |
variable star (specific subtype not well established in literature)
→
|
Referenced by (1)
| Subject (surface form when different) | Predicate |
|---|---|
|
Walter Baade
→
|
hasEponym |