Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:apparentMagnitude |
3.39
−4.1 |
| gptkbp:colorIndexB-V |
+1.80
+1.62 |
| gptkbp:constellation |
gptkb:Cepheus
|
| gptkbp:declination |
+58° 12′ 04″
|
| gptkbp:diameter |
94 solar radii
|
| gptkbp:distanceFromEarth |
840 light years
|
| gptkbp:evolutionaryStage |
supergiant
|
| https://www.w3.org/2000/01/rdf-schema#label |
ζ Cephei
|
| gptkbp:luminosity |
3,600 times Sun
|
| gptkbp:mass |
8.3 solar masses
|
| gptkbp:metallicity |
−0.16 [Fe/H]
|
| gptkbp:otherDesignation |
gptkb:Zeta_Cephei
gptkb:HD_210745 gptkb:HIP_109492 gptkb:HR_8465 |
| gptkbp:parallax |
0.15 mas
3.87 mas |
| gptkbp:properMotionRA |
+16.13 mas/yr
+2.10 mas/yr |
| gptkbp:rightAscension |
22h 10m 51.2s
|
| gptkbp:spectralType |
K1.5Ib
|
| gptkbp:temperature |
4,200 K
|
| gptkbp:variableStar |
suspected
|
| gptkbp:bfsParent |
gptkb:Zeta_Cephei
|
| gptkbp:bfsLayer |
7
|