Statements (21)
Predicate | Object |
---|---|
gptkbp:instanceOf |
binary star system
|
gptkbp:apparentMagnitude |
2.23 (Mizar)
3.99 (Alcor) |
gptkbp:catalogueNumber |
HD 116656 (Mizar)
HD 116842 (Alcor) |
gptkbp:componentStar |
gptkb:Alcor
gptkb:Mizar |
gptkbp:discoveredBy |
ancient astronomers
|
gptkbp:distanceFromEarth |
about 83 light years
|
https://www.w3.org/2000/01/rdf-schema#label |
Mizar and Alcor
|
gptkbp:locatedIn |
constellation Ursa Major
|
gptkbp:notableFor |
test of eyesight in ancient times
|
gptkbp:otherName |
ζ¹ Ursae Majoris and 80 Ursae Majoris
|
gptkbp:partOf |
gptkb:Big_Dipper_asterism
|
gptkbp:separates |
about 12 arcminutes
|
gptkbp:spectralType |
A2V (Mizar)
A5V (Alcor) |
gptkbp:visibleToNakedEye |
true
|
gptkbp:bfsParent |
gptkb:Stelle_doppie
gptkb:Grande_Ourse |
gptkbp:bfsLayer |
8
|