|
gptkbp:instance_of
|
gptkb:exoplanet
|
|
gptkbp:apparent_magnitude
|
gptkb:12.5
|
|
gptkbp:atmosphere
|
Hydrogen and Helium
Hydrogen-rich
Hydrogen-rich atmosphere
High pressure atmosphere
Possibly cloudy atmosphere
|
|
gptkbp:average_temperature
|
approximately 1000 K
1200 K
High surface temperature
|
|
gptkbp:contains_star
|
gptkb:Milky_Way
G-type star
|
|
gptkbp:country
|
HAT-P-11 system
|
|
gptkbp:declination
|
+50° 24' 36.0"
|
|
gptkbp:discovered_by
|
gptkb:Kepler_Space_Telescope
HATNet
|
|
gptkbp:discovery
|
transit method
D. W. Latham et al.
2010 Ap J 720 344-352
HATNet Observatory
|
|
gptkbp:discovery_year
|
gptkb:2010
2010-06-24
|
|
gptkbp:eccentricity
|
0.0
|
|
gptkbp:growth_habit
|
Not habitable
|
|
gptkbp:has_radius
|
0.44 R_ J
|
|
gptkbp:hosts
|
HAT-P-11
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
HAT-P-11 b
|
|
gptkbp:lighting
|
observed light curve shows transits
Transit light curve observed
|
|
gptkbp:mass
|
0.081 M_ J
0.44 R_ J
Similar to Neptune
|
|
gptkbp:metallicity
|
Solar metallicity
|
|
gptkbp:orbital_altitude
|
0.055 AU
High orbital velocity
|
|
gptkbp:orbital_inclination
|
88.5 degrees
|
|
gptkbp:orbital_period
|
Not in resonance
4.88 days
|
|
gptkbp:planetary_density
|
0.5 g/cm³
|
|
gptkbp:planetary_discovery_method
|
transit method
|
|
gptkbp:planetary_host_star
|
HAT-P-11
|
|
gptkbp:planetary_orbital_distance
|
0.055 AU
|
|
gptkbp:planetary_orbital_semi_major_axis
|
0.055 AU
|
|
gptkbp:planetary_temperature
|
1200 K
|
|
gptkbp:planetary_type
|
gptkb:Hot_Jupiter
|
|
gptkbp:population_density
|
0.5 g/cm³
~0.5 g/cm³
|
|
gptkbp:research
|
Data available from various telescopes
Used to study atmospheric properties
|
|
gptkbp:right_ascension
|
19h 16m 36.0s
|
|
gptkbp:rotation_period
|
Not applicable
|
|
gptkbp:season
|
No seasons due to close orbit
|
|
gptkbp:semi_major_axis
|
0.055 AU
|
|
gptkbp:star_age
|
~5 billion years
|
|
gptkbp:star_mass
|
1.0 M_ Sun
|
|
gptkbp:star_radius
|
1.0 R_ Sun
|
|
gptkbp:surface
|
~8.5 m/s²
10.5 m/s²
|
|
gptkbp:transmission
|
~1.5%
|
|
gptkbp:type
|
gptkb:Hot_Jupiter
Hot Neptune
|
|
gptkbp:year
|
4.88 Earth days
|