Statements (11)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
star
|
| gptkbp:age |
a few million years
|
| gptkbp:climate |
around 40,000 K
|
| https://www.w3.org/2000/01/rdf-schema#label |
Cygnus OB2-9
|
| gptkbp:length |
approximately 4,500 light years
|
| gptkbp:lighting |
magnitude 12.5
|
| gptkbp:locatedIn |
gptkb:Cygnus_constellation
|
| gptkbp:partOf |
Cygnus_OB2_association
|
| gptkbp:type |
O-type star
OB_star |
| gptkbp:weight |
approximately 20 solar masses
|