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Kepler-30

Coordinates: Sky map 19h 01m 08.076s, +38° 56′ 50.26″
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Kepler-30
Observation data
Epoch J2000      Equinox J2000
Constellation Lyra[1]
Right ascension 19h 01m 08.0747s[2]
Declination +38° 56′ 50.219″[2]
Apparent magnitude (V) 15.5[3]
Characteristics
Spectral type K[3]
Astrometry
Proper motion (μ) RA: 0.695±0.055[2] mas/yr
Dec.: −4.761±0.052[2] mas/yr
Parallax (π)1.0657 ± 0.0321 mas[2]
Distance3,060 ± 90 ly
(940 ± 30 pc)
Details
Mass0,99±0,08[4] M☉
Radius0.59[4] R☉
Temperature5498±54[4] K
Metallicity [Fe/H]0,18±0,27[4] dex
Rotation16.004±0.017 days[5]
Rotational velocity (v sin i)1,94±0,22[4] km/s
Other designations
KOI-806, KIC 3832474, UCAC2 45365178, 2MASS J19010807+3856502, SDSS J190108.07+385650.2
Database references
SIMBADdata
KICdata

Kepler-30 is a star in the northern constellation of Lyra. It is located at the celestial coordinates: Right Ascension 19h 01m 08.0747s Declination +38° 56′ 50.219″.[2] With an apparent visual magnitude of 15.5,[3] this star is too faint to be seen with the naked eye.

The Kepler-30 planetary system[6]
Companion
(in order from star) 		Mass Semimajor axis
(AU) 		Orbital period
(days) 		Eccentricity Inclination Radius
b 9.2±0.1 M🜨 0.18479±0.000004 29.2187±0.0009 0.0770±0.0003 89.51±0.32° 3.75±0.18 R🜨
c 536±5 M🜨 0.29977±0.000001 60.32503±0.00010 0.0115±0.0005 89.74±0.02° 11.98±0.28 R🜨
d 23.7±1.3 M🜨 0.53178±0.00001 142.642±0.006 0.0272±0.0024 89.81±0.02° 8.79±0.13 R🜨

References

  1. ^ "Lyra – constellation boundary", The Constellations, International Astronomical Union, retrieved 2011-12-15
  2. ^ a b c d e f 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.
  3. ^ a b c Schneider, Jean, "Star: Kepler-30", Extrasolar Planets Encyclopaedia, Paris Observatory, archived from the original on 2012-05-05, retrieved 2013-12-18
  4. ^ a b c d e Kepler-30b, NASA Ames Research Center, retrieved 2011-12-06
  5. ^ McQuillan, A.; Mazeh, T.; Aigrain, S. (2013). "Stellar Rotation Periods of The Kepler objects of Interest: A Dearth of Close-In Planets Around Fast Rotators". The Astrophysical Journal Letters. 775 (1). L11. arXiv:1308.1845. Bibcode:2013ApJ...775L..11M. doi:10.1088/2041-8205/775/1/L11.
  6. ^ Panichi, F; et al. (2018). "The architecture and formation of the Kepler-30 planetary system". Monthly Notices of the Royal Astronomical Society. 478 (2): 2480–2494. arXiv:1707.04962. Bibcode:2018MNRAS.478.2480P. doi:10.1093/mnras/sty1071.{{cite journal}}: CS1 maint: unflagged free DOI (link)


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