Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:age |
13.8 billion years
|
| gptkbp:alsoKnownAs |
gptkb:HD_122563
|
| gptkbp:apparentMagnitude |
6.20
|
| gptkbp:catalogue |
gptkb:FK5_(Fifth_Fundamental_Catalogue)
gptkb:Henry_Draper_Catalogue |
| gptkbp:constellation |
gptkb:Boötes
|
| gptkbp:declination |
+09° 41′ 09.9″
|
| gptkbp:diameter |
23 solar radii
|
| gptkbp:distanceFromEarth |
290 light years
|
| gptkbp:luminosity |
439 solar luminosities
|
| gptkbp:mass |
0.74 solar masses
|
| gptkbp:metallicity |
very low
|
| gptkbp:notableFor |
extremely metal-poor star
|
| gptkbp:parallax |
11.90 mas
|
| gptkbp:radialVelocity |
-26.5 km/s
|
| gptkbp:rightAscension |
14h 02m 31.84s
|
| gptkbp:spectralType |
F8IV
|
| gptkbp:surfaceGravity |
1.60 (cgs)
|
| gptkbp:temperature |
4,600 K
|
| gptkbp:bfsParent |
gptkb:Izar
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
FK5 562
|