Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
3.34
|
| gptkbp:BayerDesignation |
ε Cassiopeiae
|
| gptkbp:constellation |
gptkb:Cassiopeia
|
| gptkbp:declination |
+63° 40′ 12″
|
| gptkbp:diameter |
about 6 solar radii
|
| gptkbp:discoveredBy |
known since antiquity
|
| gptkbp:distanceFromEarth |
approximately 410 light-years
|
| https://www.w3.org/2000/01/rdf-schema#label |
Epsilon Cassiopeiae
|
| gptkbp:luminosity |
about 2,500 times that of the Sun
|
| gptkbp:mass |
about 9 solar masses
|
| gptkbp:namedAfter |
nickname 'Navi' honors astronaut Virgil Ivan Grissom
|
| gptkbp:otherName |
gptkb:Navi
ε Cassiopeiae |
| gptkbp:partOf |
gptkb:Cassiopeia_constellation
|
| gptkbp:rightAscension |
01h 54m 23.7s
|
| gptkbp:rotationPeriod |
about 230 km/s
|
| gptkbp:spectralType |
B3 III
|
| gptkbp:temperature |
15,000 K
|
| gptkbp:variableStar |
yes
|
| gptkbp:variant |
gptkb:Gamma_Cassiopeiae_variable
|
| gptkbp:bfsParent |
gptkb:Segin
|
| gptkbp:bfsLayer |
8
|