KELT-11b

KELT-11b
Exoplanet List of exoplanets
Parent star
Star KELT-11
Right ascension (α) 10h 46m 49.74065s[1]
Declination (δ) −09° 23 56.4870[1]
Distance319.8 ± 16 ly
(98 ± 5[1] pc)
Spectral type G8IV
Mass (m) 1.438+0.061
−0.052
[1] M
Radius (r) 2.72+0.21
−0.17
[1] R
Temperature (T) 5370+51
−50
[1] K
Metallicity [Fe/H] 0.180 ± 0.075[1]
Physical characteristics
Mass(m)0.195+0.019
−0.018
[1] MJ
Radius(r)1.37+0.15
−0.12
[1] RJ
Density(ρ)0.093+0.028
−0.024
[1] kg m−3
Stellar flux(F)1.95+0.24
−0.20
[1]
Surface gravity(g)2.407+0.080
−0.086
[1] m/s²
Temperature (T) 1712+51
−46
[1]
Orbital elements
Semi-major axis(a) 0.06229[1] AU
Orbital period(P) 4.736529[1] d
Discovery information
Discovery date July 6, 2016
Discoverer(s)
Discovery method transit
Discovery status Published
Database references
Extrasolar Planets
Encyclopaedia
data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

KELT-11b is an exoplanet orbiting around the yellow subgiant star KELT-11 about 320 light-years away from Earth. It is an inflated planet, among one of the most "puffiest planets" known. It has a radius 1.37 times that of Jupiter, but only 19% of its mass. It was discovered in 2016.[1]

References


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