Kepler-24

Star in the constellation Lyra From Wikipedia, the free encyclopedia

Kepler-24 is a star in the northern constellation of Lyra. It is located at the celestial coordinates: Right Ascension 19h 21m 39.1857s, Declination +38° 20 37.450.[2] With an apparent visual magnitude of 15.5,[3] this star is too faint to be seen with the naked eye.

Quick facts Observation data Epoch J2000 Equinox J2000, Constellation ...
Kepler-24
Observation data
Epoch J2000      Equinox J2000
Constellation Lyra[1]
Right ascension 19h 21m 39.1857s[2]
Declination +38° 20 37.450[2]
Apparent magnitude (V) 15.5[3]
Characteristics
Evolutionary stage main sequence[2]
Spectral type G5[4]
Astrometry
Proper motion (μ) RA: −2.153(22) mas/yr[2]
Dec.: −1.822(21) mas/yr[2]
Parallax (π)0.8312±0.0186 mas[2]
Distance3,920 ± 90 ly
(1,200 ± 30 pc)
Details
Mass1.11[3] M
Radius1.07 ± 0.16[3] R
Luminosity0.79 ± 0.04[3] L
Temperature5800 ± 200[3] K
Metallicity [Fe/H]–0.24 ± 0.40[3] dex
Rotation10.080±0.154 days[5]
Other designations
KOI-1102, KIC 3231341, 2MASS J19213918+3820375, Gaia DR2 2052823535171095296
Database references
SIMBADdata
Exoplanet Archivedata
KICdata
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Comparative sizes of Sun and Kepler-24.
Comparative sizes of Sun and Kepler-24.

Planetary system

Two planetary candidates b and c were discovered in 2011, and were confirmed in 2012 together with d and e.[6]

More information Companion (in order from star), Mass ...
The Kepler-24 planetary system[4]
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🜨
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References

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