Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
gptkb:variable_star |
| gptkbp:apparentMagnitude |
1.6–3.0
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue gptkb:Bright_Star_Catalogue |
| gptkbp:constellation |
gptkb:Cassiopeia
|
| gptkbp:declination |
+60° 43′ 00″
|
| gptkbp:diameter |
~10 solar radii
|
| gptkbp:discoveredBy |
gptkb:John_Flamsteed
|
| gptkbp:distanceFromEarth |
~550 light-years
|
| gptkbp:epoch |
gptkb:J2000
|
| gptkbp:hasCompanion |
binary system
|
| gptkbp:luminosity |
~34,000 times Sun
|
| gptkbp:mass |
~17 solar masses
|
| gptkbp:notableFor |
prototype of Gamma Cassiopeiae variable stars
|
| gptkbp:otherName |
gptkb:Navi
gptkb:27_Cassiopeiae gptkb:HD_5394 gptkb:HIP_4427 gptkb:HR_264 |
| gptkbp:rightAscension |
00h 56m 42.5s
|
| gptkbp:rotationPeriod |
~432 km/s
|
| gptkbp:spectralType |
B0.5IVe
|
| gptkbp:temperature |
~25,000 K
|
| gptkbp:variableType |
gptkb:Gamma_Cassiopeiae_variable
|
| gptkbp:bfsParent |
gptkb:Gamma_Cassiopeiae
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
γ Cassiopeiae
|