Statements (35)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
red supergiant |
| gptkbp:apparentMagnitude |
2.08
|
| gptkbp:BayerDesignation |
gptkb:Beta_Ursae_Minoris
|
| gptkbp:catalogue |
gptkb:Henry_Draper_Catalogue
gptkb:Hipparcos_Catalogue gptkb:Bright_Star_Catalogue |
| gptkbp:colorIndexB-V |
+1.80
+1.47 |
| gptkbp:constellation |
gptkb:Ursa_Minor
|
| gptkbp:declination |
+74° 09′ 20″
|
| gptkbp:diameter |
42 solar radii
|
| gptkbp:distanceFromEarth |
130 light years
|
| gptkbp:epoch |
gptkb:J2000
|
| gptkbp:hasCompanion |
no
|
| https://www.w3.org/2000/01/rdf-schema#label |
β UMi
|
| gptkbp:isPoleStar |
no
|
| gptkbp:luminosity |
390 solar luminosities
|
| gptkbp:mass |
2.2 solar masses
|
| gptkbp:metallicity |
[Fe/H] = -0.10
|
| gptkbp:name |
gptkb:Kochab
|
| gptkbp:otherDesignation |
HR 5563
BD+74 686 HD 131873 HIP 72607 SAO 17365 |
| gptkbp:parallax |
25.87 mas
|
| gptkbp:radialVelocity |
-17.2 km/s
|
| gptkbp:rightAscension |
14h 50m 42.3s
|
| gptkbp:spectralType |
K4III
|
| gptkbp:surfaceGravity |
1.6 (cgs)
|
| gptkbp:temperature |
4030 K
|
| gptkbp:variableStar |
no
|
| gptkbp:bfsParent |
gptkb:Kochab
|
| gptkbp:bfsLayer |
7
|