KIC 11026764

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KIC 11026764
Observation data
Epoch J2000      Equinox J2000
Constellation Cygnus
Right ascension 19h 21m 24.6295s [1]
Declination +48° 30′ 53.340″ [1]
Apparent magnitude (V) 9.71[1]
Spectral type G1 V[2]
Radial velocity (Rv) -35.00[1] km/s
Proper motion (μ) RA: -2466.98[1] mas/yr
Dec.: 1180.09[1] mas/yr
Parallax (π) 78.91 ± 2.60 mas
Distance 41 ± 1 ly
(12.7 ± 0.4 pc)
Mass 1.27 ± 0.09 M
Radius 2.18 ± 0.05 R
Luminosity 3.56 ± 0.14 L
Temperature 5635 ± 185 K
Metallicity [Fe/H] −0.06 ± 0.25 dex
Rotational velocity (v sin i) 2.6[1] km/s
Age 5.94 Gyr
Other designations
BD+48 2882, GSC 03547-00012, TYC 3547-12-1, 2MASS J19212465+4830532
Database references

KIC 11026764 is a G-type main sequence star whose characteristics have been extensively measured by the Kepler spacecraft because of its similarity to our Sun. Its diameter is 2.18 times the Sun and is aged at 5.94 billion years, slightly older than our Sun.[3]


  1. ^ a b c d e f g "KIC 11026764". SIMBAD. Centre de données astronomiques de Strasbourg. Retrieved 27 November 2016. 
  2. ^ Molenda-Żakowicz, J.; Sousa, S. G.; Frasca, A.; Uytterhoeven, K.; Briquet, M.; Van Winckel, H.; Drobek, D.; Niemczura, E.; Lampens, P.; Lykke, J.; Bloemen, S.; Gameiro, J. F.; Jean, C.; Volpi, D.; Gorlova, N.; Mortier, A.; Tsantaki, M.; Raskin, G. (2013). "Atmospheric parameters of 169 F-, G-, K- and M-type stars in the Kepler field". Monthly Notices of the Royal Astronomical Society. 434 (2): 1422. Bibcode:2013MNRAS.434.1422M. arXiv:1306.6011Freely accessible. doi:10.1093/mnras/stt1095. 
  3. ^ a b Metcalfe, T. S.; Monteiro, M. J. P. F. G.; Thompson, M. J.; Molenda-Żakowicz, J.; Appourchaux, T.; Chaplin, W. J.; Doğan, G.; Eggenberger, P.; Bedding, T. R.; Bruntt, H.; Creevey, O. L.; Quirion, P.-O.; Stello, D.; Bonanno, A.; Silva Aguirre, V.; Basu, S.; Esch, L.; Gai, N.; Di Mauro, M. P.; Kosovichev, A. G.; Kitiashvili, I. N.; Suárez, J. C.; Moya, A.; Piau, L.; García, R. A.; Marques, J. P.; Frasca, A.; Biazzo, K.; Sousa, S. G.; et al. (2010). "A Precise Asteroseismic Age and Radius for the Evolved Sun-Like Star Kic 11026764". The Astrophysical Journal. 723 (2): 1583. Bibcode:2010ApJ...723.1583M. arXiv:1010.4329Freely accessible. doi:10.1088/0004-637X/723/2/1583.