Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb: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
|
| 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
|
| http://www.w3.org/2000/01/rdf-schema#label |
Mizar and Alcor
|