Statements (22)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:star
|
| gptkbp:alsoKnownAs |
gptkb:Polaris_system
|
| gptkbp:apparentMagnitude |
1.98
|
| gptkbp:component |
gptkb:Polaris_Aa
|
| gptkbp:contains |
gptkb:Polaris_B
gptkb:Polaris_Aa Polaris Ab |
| gptkbp:declination |
+89° 15′ 50.8″
|
| gptkbp:discoveredBy |
gptkb:William_Herschel_(Polaris_B,_1780)
|
| gptkbp:distanceFromEarth |
about 433 light-years
|
| gptkbp:epoch |
gptkb:J2000.0
|
| gptkbp:locatedIn |
constellation Ursa Minor
|
| gptkbp:notableFor |
being the current North Star
|
| gptkbp:rightAscension |
02h 31m 49.09s
|
| gptkbp:spectralType |
F7:Ib
|
| gptkbp:type |
gptkb:binary_star_system
|
| gptkbp:usedFor |
gptkb:navigation
|
| gptkbp:variableStar |
gptkb:Polaris_Aa
|
| gptkbp:variableType |
gptkb:variable_star
|
| gptkbp:bfsParent |
gptkb:Alpha_Ursae_Minoris_system
|
| gptkbp:bfsLayer |
8
|
| http://www.w3.org/2000/01/rdf-schema#label |
North Star system
|