Kepler-24

Kepler-24

A diagram of the Kepler-24 System, compared to our Inner Solar System.
Observation data Epoch J2000      Equinox J2000
Constellation	Lyra[1]
Right ascension	19^h 21^m 39.0^s
Declination	+38° 20′ 37″
Apparent magnitude (V)	15.5[2]
Characteristics
Spectral type	G5[3]
Astrometry
Distance	620[3] ly (190 pc)
Details
Mass	1.11[2] M☉
Radius	1.07 ± 0.16[2] R☉
Luminosity	0.79 ± 0.04[2] L☉
Temperature	5800 ± 200[2] K
Metallicity [Fe/H]	–0.24 ± 0.40[2] dex
Rotational velocity (v sin i)	[2] km/s
Other designations

Kepler-24 is a star in the northern constellation of Lyra. It is located at the celestial coordinates: Right Ascension 19^h 21^m 39.0^s, Declination +38° 20′ 37″.^[4] With an apparent visual magnitude of 15.5,^[2] this star is too faint to be seen with the naked eye.

The Kepler-24 planetary system^[3]

Companion (in order from star)	Mass	Semimajor axis (AU)	Orbital period (days)	Eccentricity	Inclination	Radius
d	—	0.051	4.244384	—	—	1.67 R⊕
b	< 1.6 MJ	0.106	8.1453	—	—	2.4 R⊕
c	< 1.6 MJ	0.068	12.3335	—	—	2.8 R⊕
e	—	0.138	18.998355	—	—	2.78 R⊕

References

1. "Lyra – constellation boundary", The Constellations, International Astronomical Union, retrieved 2011-12-15
2. Kepler-24b, NASA Ames Research Center, retrieved 2011-12-06
3. Schneider, Jean, "Star: Kepler-24", Extrasolar Planets Encyclopaedia (Paris Observatory), retrieved 2013-12-18
4. "Kepler Discoveries". 2011-12-05.

Coordinates: 19^h 21^m 39.0^s, +38° 20′ 37″