Kepler-409b

Kepler-409b is a super-Earth orbiting Kepler-409, a G-type main-sequence star. Its orbital period around the star is 69 days. Kepler-409b has a radius 1.199 times that of Earth and a mass 6 times that of Earth. Its discovery in 2014 was made through the use of the transit detection method. The transit method was performed by the Kepler space telescope.^[1]

Kepler-409b

Discovery
Discovered by	Kepler space telescope
Discovery date	2014
Detection method	Transit
Designations
Alternative names	KOI-1925, KIC 9955598[1]
Orbital characteristics[2]
Semi-major axis	0.3192 AU
Eccentricity	<0.69
Orbital period (sidereal)	68.9583216±0.0000039 d
Inclination	86.30±0.13
Star	Kepler-409
Physical characteristics
Mean radius	1.199 R🜨
Mass	<6 M🜨
Mean density	<19 g/cm3
Temperature	438±7 K

Possible exomoon

In 2020, a possible exomoon was discovered from transit timing variations.^[3] Follow-up observations deemed it unlikely.^[4]