|
gptkbp:instanceOf
|
gptkb:star
binary star system
|
|
gptkbp:age
|
600 million years
|
|
gptkbp:apparentMagnitude
|
2.68
|
|
gptkbp:BayerDesignation
|
δ Cassiopeiae
|
|
gptkbp:catalogueNumber
|
gptkb:ADS_664
gptkb:HR_264
FK5 19
BD+59 144
GC 853
HD 4031
HIP 3356
SAO 21609
WDS J01258+6014
|
|
gptkbp:constellation
|
gptkb:Cassiopeia
|
|
gptkbp:declination
|
+60° 14′ 07.06″
|
|
gptkbp:diameter
|
3.9 solar radii
|
|
gptkbp:discoveredBy
|
gptkb:John_Goodricke
|
|
gptkbp:discoveredIn
|
1782
|
|
gptkbp:distanceFromEarth
|
99 light years
|
|
gptkbp:eccentricity
|
0.26
|
|
gptkbp:hasCompanion
|
Delta Cassiopeiae B
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Delta Cassiopeiae
|
|
gptkbp:inclination
|
90 degrees
|
|
gptkbp:locatedIn
|
gptkb:Cassiopeia_(constellation)
|
|
gptkbp:luminosity
|
68 times solar luminosity
|
|
gptkbp:mass
|
2.6 solar masses
|
|
gptkbp:metallicity
|
-0.13 [Fe/H]
|
|
gptkbp:otherName
|
gptkb:Ruchbah
|
|
gptkbp:parallax
|
32.91 mas
|
|
gptkbp:period
|
759 days
|
|
gptkbp:properMotionRA
|
+37.17 mas/yr
-10.36 mas/yr
|
|
gptkbp:rightAscension
|
01h 25m 48.948s
|
|
gptkbp:spectralType
|
A5III
|
|
gptkbp:temperature
|
8,400 K
|
|
gptkbp:variableType
|
binary star system
|
|
gptkbp:visibleToNakedEye
|
true
|
|
gptkbp:bfsParent
|
gptkb:Ruchbah
|
|
gptkbp:bfsLayer
|
8
|