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 19h 21m 39.0s
Declination +38° 20 37
Apparent magnitude (V) 15.5[2]
Characteristics
Spectral type G5[3]
Astrometry
Distance620[3] ly
(190 pc)
Details
Mass1.11[2] M
Radius1.07 ± 0.16[2] R
Luminosity0.79 ± 0.04[2] L
Temperature5800 ± 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 19h 21m 39.0s, 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. 1 2 3 4 5 6 7 8 Kepler-24b, NASA Ames Research Center, retrieved 2011-12-06
  3. 1 2 3 Schneider, Jean, "Star: Kepler-24", Extrasolar Planets Encyclopaedia (Paris Observatory), retrieved 2013-12-18
  4. "Kepler Discoveries". 2011-12-05.

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

This article is issued from Wikipedia - version of the Monday, April 28, 2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.