Statements (24)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:exoplanet
|
| gptkbp:atmosphere |
yes
|
| gptkbp:constellation |
gptkb:Pegasus
|
| gptkbp:containsPlanet |
HR 8799 system
|
| gptkbp:detects |
direct imaging
|
| gptkbp:discoveredBy |
Marois et al.
|
| gptkbp:discoveredIn |
2010
|
| gptkbp:distanceFromEarth |
~129 light-years
|
| gptkbp:hasCarbonMonoxide |
yes
|
| gptkbp:hasClouds |
yes
|
| gptkbp:hasMethane |
no significant detection
|
| gptkbp:hasWaterVapor |
yes
|
| gptkbp:hostedBy |
gptkb:HR_8799
|
| https://www.w3.org/2000/01/rdf-schema#label |
HR 8799 e
|
| gptkbp:inclination |
~30 degrees
|
| gptkbp:isDirectlyImaged |
yes
|
| gptkbp:isGasGiant |
yes
|
| gptkbp:mass |
~7 Jupiter masses
|
| gptkbp:orbitType |
~50 years
|
| gptkbp:semiMajorAxis |
~14.5 AU
|
| gptkbp:spectralType |
L/T-type (planetary-mass)
|
| gptkbp:temperature |
~1000 K
|
| gptkbp:bfsParent |
gptkb:HR_8799
|
| gptkbp:bfsLayer |
7
|