Statements (21)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
binary star system
|
| gptkbp:age |
~18 million years
|
| gptkbp:apparentMagnitude |
7.23
|
| gptkbp:component |
gptkb:HD_155555_A
gptkb:HD_155555_B |
| gptkbp:discoveredBy |
gptkb:William_Herschel
|
| gptkbp:discoveredIn |
1834
|
| gptkbp:distanceFromEarth |
97 light years
|
| https://www.w3.org/2000/01/rdf-schema#label |
HD 155555 binary system
|
| gptkbp:locatedIn |
gptkb:constellation_Ara
|
| gptkbp:notableFor |
chromospheric activity
strong X-ray emission |
| gptkbp:orbitType |
1.68 days
|
| gptkbp:otherName |
gptkb:V824_Arae
HR 6434 |
| gptkbp:parallax |
33.7 mas
|
| gptkbp:spectralType |
G5IV (primary)
K0IV (secondary) |
| gptkbp:variableType |
variable star
|
| gptkbp:bfsParent |
gptkb:HD_155555B
|
| gptkbp:bfsLayer |
7
|