Statements (54)
| Predicate | Object |
|---|---|
| gptkbp:instance_of |
gptkb:planet
|
| gptkbp:bfsLayer |
5
|
| gptkbp:bfsParent |
gptkb:Epsilon_Pictoris
|
| gptkbp:age |
approximately 20 million years
|
| gptkbp:apparent_magnitude |
approximately 6.5
|
| gptkbp:atmosphere |
hydrogen and helium
potentially contains water vapor not well characterized not measured |
| gptkbp:average_temperature |
approximately 1200 K
|
| gptkbp:contains |
A-type star
|
| gptkbp:country |
likely formed from protoplanetary disk
Epsilon Pictoris system |
| gptkbp:discovered_by |
gptkb:physicist
gptkb:University_of_Arizona astrometry direct imaging |
| gptkbp:distance |
approximately 19.2 light years
|
| gptkbp:eccentricity |
0.1
|
| gptkbp:elevation |
elliptical
not fully understood not specified 3.5 AU from host star |
| gptkbp:field |
not detected
|
| gptkbp:growth_habit |
not habitable
|
| gptkbp:has_friend |
Epsilon Pictoris A
|
| gptkbp:has_luminosity |
approximately 10 times that of the Sun
approximately 8000 K |
| gptkbp:has_spectral_type |
not determined
|
| gptkbp:hosts |
gptkb:Epsilon_Pictoris
|
| https://www.w3.org/2000/01/rdf-schema#label |
Epsilon Pictoris b
|
| gptkbp:lighting |
not extensively studied
|
| gptkbp:location |
Pictor constellation
|
| gptkbp:mass |
not determined
approximately 1.5 times that of Jupiter approximately 1.5 solar masses 1.5 MJ |
| gptkbp:mission |
gptkb:Epsilon_Pictoris
not circular |
| gptkbp:next_event |
planned for further study
|
| gptkbp:orbital_inclination |
approximately 30 degrees
|
| gptkbp:orbital_period |
approximately 5.5 years
not in resonance not well defined approximately 2000 days |
| gptkbp:research |
high-contrast imaging
high brightness of host star collected by ground-based telescopes |
| gptkbp:semi_major_axis |
approximately 3.5 AU
|
| gptkbp:significance |
helps understand planetary formation.
|
| gptkbp:surface |
approximately 20 m/s²
|
| gptkbp:type |
gptkb:galaxy
|
| gptkbp:year_created |
gptkb:2015
2015-06-25 |