Kepler-25c

Kepler-25c
Exoplanet List of exoplanets
Parent star
Star Kepler-25
Constellation Lyra
Right ascension (α) 19h 06m 33.2143s[1]
Declination (δ) +39° 29′ 16.358″[1]
Apparent magnitude (mV) 10.77[2]
Distance799±5[1] ly
(245±1[1] pc)
Mass (m) 1.159+0.040
−0.051[3] M☉
Radius (r) 1.297±0.015[3] R☉
Temperature (T) 6270±79[4] K
Metallicity [Fe/H] −0.05±0.10[4]
Age 2.9 Gyr[5] Gyr
Orbital elements
Semi-major axis(a) 0.110[6] AU
Orbital period(P) 12.7204[6] d
Time of transit (Tt) 2455011.52730[7] JD
Physical characteristics
Mass(m)0.07740 ± 0.01793[7] MJ
Radius(r)0.464 ± 0.008[7] RJ
Discovery information
Discovery date 25 January 2012
Discoverer(s) Jason H. Steffen et al.[6]
Discovery method Transit method
Discovery status Confirmed
Database references
Extrasolar Planets
Encyclopaedia		data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

Kepler-25c is an exoplanet orbiting the star Kepler-25, located in the constellation Lyra. It was discovered by the Kepler telescope in January 2012. It orbits its parent star at only 0.110 astronomical units away, and at its distance it completes an orbit once every 12.7 days.[6]

References

  1. 1 2 3 4 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 Data Release 2 Vizier catalog entry
  2. ↑ Høg, E.; et al. (2000). "The Tycho-2 catalogue of the 2.5 million brightest stars". Astronomy and Astrophysics. 355: L27–L30. Bibcode:2000A&A...355L..27H.
  3. 1 2 Silva Aguirre, V.; et al. (2015). "Ages and fundamental properties of Kepler exoplanet host stars from asteroseismology". Monthly Notices of the Royal Astronomical Society. 452 (2): 2127–2148. arXiv:1504.07992. Bibcode:2015MNRAS.452.2127S. doi:10.1093/mnras/stv1388.
  4. 1 2 Huber, Daniel; et al. (2013). "Fundamental Properties of Kepler Planet-candidate Host Stars using Asteroseismology". The Astrophysical Journal. 767 (2). 127. arXiv:1302.2624. Bibcode:2013ApJ...767..127H. doi:10.1088/0004-637X/767/2/127.
  5. ↑ Morton, Timothy D.; et al. (2016). "False Positive Probabilities for All Kepler objects of Interest: 1284 Newly Validated Planets and 428 Likely False Positives". The Astrophysical Journal. 822 (2): 86. arXiv:1605.02825. Bibcode:2016ApJ...822...86M. doi:10.3847/0004-637X/822/2/86.
  6. 1 2 3 4 Steffen, J.; Fabrycky, D. (2012). "Transit Timing Observations from Kepler: III. Confirmation of 4 Multiple Planet Systems by a Fourier-Domain Study of Anti-correlated Transit Timing Variations". Monthly Notices of the Royal Astronomical Society. 421: 2342. arXiv:1201.5412v1. Bibcode:2012MNRAS.421.2342S. doi:10.1111/j.1365-2966.2012.20467.x.
  7. 1 2 3 Marcy, Geoffrey W.; et al. (2014). "Masses, Radii, and Orbits of Small Kepler Planets: The Transition from Gaseous to Rocky Planets". The Astrophysical Journal Supplement. 210 (2): 70. arXiv:1401.4195. Bibcode:2014ApJS..210...20M. doi:10.1088/0067-0049/210/2/20. 20.


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