Statements (15)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
white dwarf
substellar object |
| gptkbp:age |
130-400 million years
|
| gptkbp:apparentMagnitude |
19.6 (J band)
|
| gptkbp:discoveredBy |
Metchev & Hillenbrand
|
| gptkbp:discoveredIn |
2006
|
| gptkbp:distanceFromEarth |
40.9 parsecs
|
| https://www.w3.org/2000/01/rdf-schema#label |
HD 203030 B
|
| gptkbp:locatedIn |
constellation Vulpecula
|
| gptkbp:mass |
~23 Jupiter masses
|
| gptkbp:orbitType |
gptkb:HD_203030
|
| gptkbp:separationFromPrimary |
487 AU
|
| gptkbp:spectralType |
L7.5
|
| gptkbp:bfsParent |
gptkb:HIP_105515
|
| gptkbp:bfsLayer |
8
|