Kepler-15

Kepler-15 is a G-type main sequence star with a mass of 1.018 M.[5] It is also known as KOI-128,[6] or KIC 11359879.[7]

Kepler-15
Observation data
Epoch J2000      Equinox J2000
Constellation Cygnus
Right ascension 19h 44m 48.1365s[1]
Declination +49° 08 24.297[1]
Apparent magnitude (V) 13.8[2]
Characteristics
Spectral type G6V
Astrometry
Proper motion (μ) RA: −2.780±0.032[1] mas/yr
Dec.: −12.122±0.036[1] mas/yr
Parallax (π)1.3238 ± 0.0203[1] mas
Distance2,460 ± 40 ly
(760 ± 10 pc)
Details
Mass1.018 +0.052
0.044
 M
Radius0.992 +0.070
0.058
 R
Luminosity0.92 L
Surface gravity (log g)4.32±0.1[3] cgs
Temperature5679±50[3] K
Metallicity0.36±0.07
Rotational velocity (v sin i)2.0 km/s
Age3.7 Gyr
Other designations
Gaia DR2 2134850847813263360, KOI-128, KIC 11359879, 2MASS J19444814+4908244[4]
Database references
SIMBADdata
KICdata

Planetary system

Kepler-15 is orbited by one known planet Kepler-15b discovered by transit method in 2011.[2]

The Kepler-15 planetary system[7][8]
Companion
(in order from star)
Mass Semimajor axis
(AU)
Orbital period
(days)
Eccentricity Inclination Radius
b 0.66±0.09 MJ 0.05714±0.00093 4.942782±1.3e-06 87.44±1.5° 0.96±0.07 RJ

References

  1. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
  2. "The Extrasolar Planet Encyclopaedia — Catalog Listing". Exoplanet.eu. 2011-08-02. Archived from the original on 2012-01-21. Retrieved 2013-02-28.
  3. Buchhave, Lars A.; Bitsch, Bertram; Johansen, Anders; Latham, David W.; Bizzarro, Martin; Bieryla, Allyson; Kipping, David M. (2018), "Jupiter Analogs Orbit Stars with an Average Metallicity Close to That of the Sun", The Astrophysical Journal, 856: 37, arXiv:1802.06794, doi:10.3847/1538-4357/aaafca, S2CID 119332645
  4. "Kepler-15". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 2020-08-09.
  5. Endl, Michael; et al. (2011). "Kepler-15b: A Hot Jupiter Enriched in Heavy Elements and the First Kepler Mission Planet Confirmed with the Hobby-Eberly Telescope". The Astrophysical Journal Supplement Series. 197 (1). 13. Bibcode:2011ApJS..197...13E. doi:10.1088/0067-0049/197/1/13. hdl:2152/42925.
  6. "TEPCat: Kepler-15". Astro.keele.ac.uk. 2013-02-21. Retrieved 2013-02-28.
  7. Borucki; Koch; Gibor Basri; Natalie Batalha; Brown; Bryson; Douglas Caldwell; Jørgen Christensen-Dalsgaard; Cochran; DeVore, Edna; Dunham, Edward W.; Gautier III, Thomas N.; Geary, John C.; Gilliland, Ronald; Gould, Alan; Howell, Steve B.; Jenkins, Jon M.; Latham, David W.; Lissauer, Jack J.; Marcy, Geoffrey W.; Rowe, Jason; Sasselov, Dimitar; Boss, Alan; Charbonneau, David; Ciardi, David; Doyle, Laurance; Dupree, Andrea K.; Ford, Eric B.; Fortney, Jonathan; Holman, Matthew J.; et al. (2011). "Characteristics of planetary candidates observed by Kepler, II: Analysis of the first four months of data". arXiv:1102.0541v1 [astro-ph.EP].
  8. Planet Kepler-15 b on explanet.eu

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